Mitsubishi electric Pla-a.ea7 User manual

SPLIT-SYSTEM HEAT PUMP

PLA-A·EA7

English

INSTALLATION MANUAL

For safe and correct use, read this manual and the outdoor unit installation manual thoroughly before installing

the air-conditioner unit.

FOR INSTALLER

Español

MANUAL DE INSTALACIÓN

Para un uso seguro y correcto, lea detalladamente este manual de instalación antes de montar la unidad de

aire acondicionado.

PARA EL INSTALADOR

Français

MANUEL D’INSTALLATION

Avant d’installer le climatiseur, lire attentivement ce manuel, ainsi que le manuel d’installation de l’appareil exté-

rieur pour une utilisation sûre et correct.

POUR L’INSTALLATEUR

BH79D659K02.indb 1 2017/05/22 17:25:26

►Before installing the unit, make sure you read all the “Safety precautions”.

►Please report to your supply authority or obtain their consent before

connecting this equipment to the power supply system.

Warning:

Describes precautions that must be observed to prevent danger of injury or

death to the user.

Caution:

Describes precautions that must be observed to prevent damage to the unit.

Contents

1. Safety precautions.....................................................................................2

2. Installation location....................................................................................3

3. Installing the indoor unit ............................................................................3

4. Installing the refrigerant piping ..................................................................5

5. Drainage piping work.................................................................................6

6. Electrical work ...........................................................................................7

7. Test run....................................................................................................12

8. System control ........................................................................................15

9. Installing the grille....................................................................................16

10. Easy maintenance function .....................................................................18

1. Safety precautions

After installation work has been completed, explain the “Safety Precautions,” use, and

maintenance of the unit to the customer according to the information in the Operation

Manual and perform the test run to ensure normal operation. Both the Installation

Manual and Operation Manual must be given to the user for keeping. These manuals

must be passed on to subsequent users.

:Indicates a part which must be grounded.

Warning:

Carefullyreadthelabelsafxedtothemainunit.

Warning:

• Askadealeroranauthorizedtechniciantoinstalltheunit.

• Theusershouldneverattempttorepairtheunitortransferittoanotherlocation.

• Forinstallationwork,followtheinstructionsintheInstallationManualanduse

toolsandpipecomponentsspecicallymadeforusewithrefrigerantspecied

in the outdoor unit installation manual.

• Theunitmustbeinstalledaccordingtotheinstructionsinordertominimize

the risk of damage from earthquakes, typhoons, or strong winds. An incorrectly

installed unit may fall down and cause damage or injuries.

• Theunitmustbesecurelyinstalledonastructurethatcansustainitsweight.

• Iftheairconditionerisinstalledinasmallroom,measuresmustbetakento

preventtherefrigerantconcentrationintheroomfromexceedingthesafetylimit

in the event of refrigerant leakage. Should the refrigerant leak and cause the

concentrationlimittobeexceeded,hazardsduetolackofoxygenintheroom

may result.

• Ventilatetheroomifrefrigerantleaksduringoperation.Ifrefrigerantcomesinto

contactwithaame,poisonousgaseswillbereleased.

• Allelectricworkmustbeperformedbyaqualiedtechnicianaccordingtolocal

regulations and the instructions given in this manual.

• Useonlyspecied cablesfor wiring.The wiringconnections mustbe made

securely with no tension applied on the terminal connections. Also, never splice

the cables for wiring (unless otherwise indicated in this document).

 Failuretoobservetheseinstructionsmayresultinoverheatingorare.

• Theapplianceshallbeinstalledinaccordancewithnationalwiringregulations.

• Thisappliance isnot intendedfor usebypersons (includingchildren) with

reducedphysical, sensoryor mentalcapabilities,or lackof experienceand

knowledge, unless they have been given supervision or instruction concerning

use of the appliance by a person responsible for their safety.

• Childrenshouldbesupervisedtoensurethattheydonotplaywiththeappliance.

• Theterminalblockcoverpaneloftheunitmustbermlyattached.

• Ifthe supplycordis damaged,itmust bereplaced by themanufacturer,its

serviceagentorsimilarlyqualiedpersonsinordertoavoidahazard.

• UseonlyaccessoriesauthorizedbyMitsubishiElectricandaskadealeroran

authorizedtechniciantoinstallthem.

• Afterinstallationhasbeencompleted,checkforrefrigerantleaks.Ifrefrigerant

leaksintotheroomandcomesintocontactwiththeameofaheaterorportable

cooking range, poisonous gases will be released.

• When installing or relocating, or servicing the air conditioner, use only the

speciedrefrigerant(R410A)tochargetherefrigerantlines.Donotmixitwith

any other refrigerant and do not allow air to remain in the lines.

 Ifairismixedwiththerefrigerant,thenitcanbethecauseofabnormalhigh

pressureintherefrigerantline,andmayresultinanexplosionandotherhazards.

 Theuseofanyrefrigerantotherthanthatspeciedforthesystemwillcause

mechanical failure or system malfunction or unit breakdown. In the worst case,

this could lead to a serious impediment to securing product safety.

1.1. Before installation (Environment)

Caution:

• Donotusetheunitinanunusualenvironment.Iftheairconditionerisinstalled

inareasexposedtosteam,volatileoil(includingmachineoil),orsulfuricgas,

areasexposedtohighsaltcontentsuchastheseaside,theperformancecan

besignicantlyreducedandtheinternalpartscanbedamaged.

• Donotinstalltheunitwherecombustiblegasesmayleak,beproduced,ow,or

accumulate.Ifcombustiblegasaccumulatesaroundtheunit,reorexplosion

may result.

• Donotkeepfood,plants,cagedpets,artwork,orprecisioninstrumentsinthe

directairowoftheindoorunitortooclosetotheunit,astheseitemscanbe

damaged by temperature changes or dripping water.

• Whentheroomhumidityexceeds80%orwhenthedrainpipeisclogged,water

may drip from the indoor unit. Do not install the indoor unit where such dripping

can cause damage.

• Wheninstallingtheunitinahospitalorcommunicationsofce,bepreparedfor

noise and electronic interference. Inverters, home appliances, high-frequency

medical equipment, and radio communications equipment can cause the air

conditioner to malfunction or breakdown. The air conditioner may also affect

medical equipment, disturbing medical care, and communications equipment,

harming the screen display quality.

1.2. Before installation or relocation

Caution:

• Beextremelycareful whentransporting theunits. Twoor morepersons are

neededtohandletheunit,asitweighs20kg,44lbsormore.Donotgraspthe

packaging bands. Wear protective gloves as you can injure your hands on the

nsorotherparts.

• Besuretosafelydisposeofthepackagingmaterials.Packagingmaterials,such

as nails and other metal or wooden parts may cause stabs or other injuries.

• Thermalinsulationoftherefrigerantpipeisnecessarytopreventcondensation.

If the refrigerant pipe is not properly insulated, condensation will be formed.

• Placethermalinsulationonthepipestopreventcondensation.Ifthedrainpipe

isinstalledincorrectly,waterleakageanddamagetotheceiling,oor,furniture,

or other possessions may result.

• Donotcleantheairconditionerunitwithwater.Electricshockmayresult.

• Tightenallarenutstospecicationusingatorquewrench.Iftightenedtoo

much,thearenutcanbreakafteranextendedperiod.

• Iftheunitisrunforlonghourswhentheairabovetheceilingisathightem-

perature/high humidity (dew point above 26 ºC, 79 ºF), dew condensation may

be produced in the indoor unit or the ceiling materials. When operating the units

inthiscondition,addinsulationmaterial(10-20mm,25/64-25/32inch)tothe

entire surface of the unit and ceiling materials to avoid dew condensation.

1.3.Beforeelectricwork

Caution:

• Besuretoinstallcircuitbreakers.Ifnotinstalled,electricshockmayresult.

• Forthepowerlines,usestandardcablesofsufcientcapacity.Otherwise,a

shortcircuit,overheating,orremayresult.

• Wheninstallingthepowerlines,donotapplytensiontothecables.

• Besuretogroundtheunit.Iftheunitisnotproperlygrounded,electricshock

may result.

• Usecircuitbreakers(groundfaultinterrupter,isolatingswitch(+Bfuse),and

moldedcasecircuitbreaker)withthespeciedcapacity.Ifthecircuitbreaker

capacityislargerthanthespeciedcapacity,breakdownorremayresult.

1.4.Beforestartingthetestrun

Caution:

• Turnonthemainpowerswitchmorethan12hoursbeforestartingoperation.

Starting operation just after turning on the power switch can severely damage

the internal parts.

• Beforestartingoperation,checkthatallpanels,guardsandotherprotectiveparts

are correctly installed. Rotating, hot, or high voltage parts can cause injuries.

Note:

Thephrase“Wiredremotecontroller”inthisinstallationmanualrefersonlytothePAR-32MAA.

If you need any information for the other remote controller, please refer to either the installation manual or initial setting manual which are included in those

boxes.

• Donotoperatetheairconditionerwithouttheairltersetinplace.Iftheairlter

is not installed, dust may accumulate and breakdown may result.

• Donottouchanyswitchwithwethands.Electricshockmayresult.

• Donottouchtherefrigerantpipeswithbarehandsduringoperation.

• Afterstoppingoperation,besuretowaitatleastveminutesbeforeturningoff

the main power switch. Otherwise, water leakage or breakdown may result.

BH79D659K02.indb 2 2017/05/22 17:25:26

2. Installation location

Refer to the outdoor unit installation manual.

3. Installingtheindoorunit

3.1.Checktheindoorunitaccessories(Fig.3-1)

The indoor unit should be supplied with the following accessories.

Accessory name Q'ty

1Installation template (top of the package) 1

2Washers (with insulation)

Washers (without insulation)

Pipe cover (for refrigerant piping joint)

Small diameter

Large diameter

4Band (large) 6

5Band (small) 2

6Drain socket 1

7Insulation 1

3.2.Ceilingopeningsandsuspensionboltinstallation

locations(Fig.3-2)

Caution:

Installtheindoorunitatleast2.4m,94-1/2inchaboveoororgradelevel.

For appliances not accessible to the general public.

• Usingtheinstallationtemplate(topofthepackage)andthegauge(suppliedasan

accessory with the grille), make an opening in the ceiling so that the main unit can

be installed as shown in the diagram. (The method for using the template and the

gauge is shown.)

* Before using, check the dimensions of template and gauge, because they

changeduetouctuationsoftemperatureandhumidity.

* The dimensions of ceiling opening can be regulated within the range shown in

Fig. 3-2; so center the main unit against the opening of ceiling, ensuring that the

respective opposite sides on all sides of the clearance between them becomes

identical.

• UseM10(3/8")suspensionbolts.

* Suspensionboltsaretobeprocuredattheeld.

• Installsecurely,ensuringthatthereisnoclearancebetweentheceilingpanel&

grille,andbetweenthemainunit&grille.

AOuter side of main unit EGrille

BBolt pitch FCeiling

CCeiling opening GMulti functional casement (option)

DOuter side of Grille HEntire periphery

* Note that the space between ceiling panel of the unit and ceiling slab, etc. must be

7 mm, 5/16inchor more.

*Whentheoptionalmulti-functionalcasementisinstalled,add135mm,5-5/16inch

tothedimensionsmarkedonthegure.

(mm, inch)

Models A B

A12, A18 241,9-1/2" 258,10-3/16"

A24, A30, A36, A42 281,11-1/16" 298,11-3/4"

3.3.Refrigerantanddrainagepipinglocationsof

indoorunit(Fig.3-3)

Theguremarkedwith*inthedrawingrepresentthedimensionsofthemainunit

excluding those of the optional multi function casement.

ADrain pipe

BCeiling

CGrille

DRefrigerant pipe (liquid)

ERefrigerant pipe (gas)

FMain unit

* Whentheoptionalmulti-functionalcasementisinstalled,add135mm,5-5/16inch

tothedimensionsmarkedonthegure.

(mm, inch)

Models C D

A12, A18 76,3" 76.5,3-1/82"

A24, A30, A36, A42 79.5,3-1/8" 79.5,3-1/8"

Fig.3-3

Fig.3-2

1 2

3 4

5 6

Fig.3-1

31-1/4

37-3/8

25-15/16

(

3/4

)(

3/4

)

33-1/16

3/8 D

5-1/4 5-11/16

5-11/16

3-1/8

8-11/16

7-9/16

5-11/16

5-5/16

11/16

3/16

* B

1-9/16

+3/16

11/16

*4-1/8

*5-1/2

*6-11/16

*7-1/2 1/4

2-3/8 10-11/16

14-1/16

3-1/8

Min. 59 H

Floor

Min.94-1/2

3/4to1-3/4

33-7/8to35-13/16C

3/4to1-3/4

*2 to

2-3/4

33-7/8to35-13/16C

3/4to1-3/4

3/4to1-3/4

(inch)

BH79D659K02.indb 3 2017/05/22 17:25:27

31-5/16

1 2

D E FG

3. Installingtheindoorunit

3.4.Branchductholeandfreshairintakehole(Fig.3-4)

At the time of installation, use the duct holes (cut out) located at the positions shown

in Fig. 3-4, as and when required.

• Afreshairintakeholefortheoptionalmultifunctioncasementcanalsobemade.

Note:

• Theguremarkedwith*inthedrawingrepresentthedimensionsofthemain

unitexcludingthoseoftheoptionalmultifunctioncasement.

• Wheninstallingtheoptional multifunction casement,add 135mm,5-5/16

inchtothedimensionsmarkedonthegure.

• Wheninstallingthebranchducts,besuretoinsulateadequately.Otherwise

condensation and dripping may occur.

• Wheninstallingthefreshairintakehole,besuretoremovetheinsulatorP

that is pasted on the indoor unit.

• Whenexternalairisinputdirectlythroughthemainunit,intake-airvolume

shouldbe5%orlessofindoorunitairvolume.

• Toinput theexternalair,the ductfanand dustcollectinglter toprevent

drawing in dust and other particles are necessary.

For details, see “Fresh air intake volume & static pressure characteristics”

in the P series DATA BOOK.

• Whenexternalairisinputintothemainunit,theoperationnoisecanbelarger.

ABranch duct hole Iø175mm,ø6-7/8inchburringholepitch

BMain unit JFresh air intake hole diagram

CFresh air intake hole K3-4×10 tapping screws

DDrain pipe Lø125mm,ø4-15/16inchburringholepitch

ERefrigerant pipe Mø100mm,ø3-15/16inchcutouthole

FBranch duct hole diagram NCeiling

(view from either side) O

Detailedgureofremovingtheinsulator

G14-4×10 tapping screws PInsulation

Hø150mm,ø5-7/8inchcutouthole

3.5. Suspensionstructure(Give siteof suspension

strongstructure)(Fig.3-5)

• Theceilingworkdiffersaccordingtotheconstructionofthebuilding.Buildingcon-

structors and interior decorators should be consulted for details.

(1) Extent of ceiling removal: The ceiling must be kept completely horizontal and the

ceiling foundation (framework: wooden slats and slat holders) must be reinforced

in order to protect the ceiling from vibration.

(2) Cut and remove the ceiling foundation.

(3) Reinforce the ends of the ceiling foundation where it has been cut and add ceiling

foundation for securing the ends of the ceiling board.

(4) When installing the indoor unit on a slanted ceiling, attach a pillar between the

ceiling and the grille and set so that the unit is installed horizontally.

1Wooden structures

• Usetiebeams(singlestoriedhouses)orsecondoorbeams(2storyhouses)as

reinforcing members.

• Woodenbeamsforsuspendingairconditionersmustbesturdyandtheirsidesmust

beatleast6cm,ø2-3/8inchlongifthebeamsareseparatedbynotmorethan90

cm,ø35-7/16inchandtheirsidesmustbeatleast9cm,ø3-9/16inchlongifthe

beamsareseparatedbyasmuchas180cm,70-7/8inch.Thesizeofthesuspen-

sionboltsshouldbeø10(3/8").(Theboltsdonotcomewiththeunit.)

2Ferro-concrete structures

Secure the suspension bolts using the method shown, or use steel or wooden hang-

ers, etc. to install the suspension bolts.

3.6.Unitsuspensionprocedures(Fig.3-6)

Suspend the main unit as shown in the diagram.

Figures given in parentheses represent the dimensions in case of installing optional

multi function casement.

1. In advance, set the parts onto the suspension bolts in the order of the washers

(with insulation), washers (without insulation) and nuts (double).

• Fitthewasherwithcushionsothattheinsulationfacesdownward.

• Incaseofusingupperwasherstosuspendthemainunit,thelowerwashers(with

insulation) and nuts (double) are to be set later.

2. Lift the unit to the proper height of the suspension bolts to insert the mounting

plate between washers and then fasten it securely.

3. When the main unit cannot be aligned against the mounting hole on the ceiling, it

is adjustable owing to a slot provided on the mounting plate.

• MakesurethatAisperformedwithin17-22mm,11/16to3/4inch.Damagecould

result by failing to adhere to this range. (Fig. 3-7)

Caution:

Usethetophalfoftheboxasaprotectivecovertopreventdustordebrisfrom

getting inside the unit prior to installation of the decorative cover or when ap-

plying ceiling materials.

3.7.Conrmingthepositionofmainunitand

tighteningthesuspensionbolts(Fig.3-8)

• Usingthegaugeattachedtothegrille,ensurethatthebottomofthemainunitis

properlyalignedwiththeopeningoftheceiling.Besuretoconrmthis,otherwise

condensation may form and drip due to air leakage, etc.

• Conrmthatthemainunitishorizontallylevelled,usingaleveloravinyltubelled

with water.

• Aftercheckingthepositionofthemainunit,tightenthenutsofthesuspensionbolts

securely to fasten the main unit.

• Theinstallationtemplate(topofthepackage)canbeusedasaprotectivesheet

to prevent dust from entering the main unit when the grilles are left unattached for

a while or when the ceiling materials are to be lined after installation of the unit is

nished.

* Asforthedetailsoftting,refertotheinstructionsgivenontheInstallationtemplate.

(top of the package)

Fig.3-4

Fig.3-5

Fig.3-6

Fig.3-7

Fig.3-8

DCeiling

ERafter

FBeam

GRoof beam

HUseinsertsratedat100-150kg,

221-331 lbs each (procure locally)

ISuspensionboltsM10(3/8”)

(procure locally)

JSteel reinforcing rod

AMain unit

BGrille

CPillar

ASuspension bolt

BCeiling

CNut

DWasher (with insulation)

EMounting plate

FWasher (without insulation)

GCheck using the Installation gauge

AMain unit

BCeiling

CGauge

DCeiling opening dimensions

AMain unit

BCeiling

CInstallation template

(top of the package)

Min.1-3/16

(inch)

4-1/8(9-7/16)

11/16 +3/16

70°

3-1/2

*6-9/16

*6-1/8

3-15/16 3-15/16

3-1/2

3-15/16

5-1/8

13-3/4

*6-1/4

120°

BH79D659K02.indb 4 2017/05/22 17:25:27

4. Installingtherefrigerantpiping

4.1.Precautions

FordevicesthatuseR410Arefrigerant

• Usealkylbenzeneoil(small amount)as therefrigeration oilappliedto the

aredsections.

• UseC1220copperphosphorusforcopperandcopperalloyseamlesspipes,

to connect the refrigerant pipes. Use refrigerant pipes with the thicknesses

speciedinthe tablebelow. Makesure theinsidesofthe pipesare clean

and do not contain any harmful contaminants such as sulfuric compounds,

oxidants,debris,ordust.

Warning:

When installing or relocating, or servicing the air conditioner, use only the

speciedrefrigerant(R410A)tochargetherefrigerantlines.Donotmixitwith

any other refrigerant and do not allow air to remain in the lines.

Ifairismixedwiththerefrigerant,thenitcanbethecauseofabnormalhigh

pressureintherefrigerantline,andmayresultinanexplosionandotherhazards.

Theuseofanyrefrigerantotherthanthatspeciedforthesystemwillcause

mechanical failure or system malfunction or unit breakdown. In the worst case,

this could lead to a serious impediment to securing product safety.

ø6.35mm,ø1/4inch

thickness0.8mm,1/32inch

ø9.52mm,ø3/8inch

thickness0.8mm,1/32inch

ø12.7mm,ø1/2inch

thickness0.8mm,1/32inch

ø15.88mm,ø5/8inch

thickness1.0mm,3/64inch

• Donotusepipesthinnerthanthosespeciedabove.

4.2.Connectingpipes(Fig.4-1)

• Whencommerciallyavailablecopperpipesareused,wrapliquidandgaspipes

with commercially available insulation materials (heat-resistant to 100 °C, 212 °F

ormore,thicknessof12mm,1/2inchormore).

• Applythinlayerofrefrigerantoiltopipeandjointseatingsurfacebeforetightening

arenut.

• Use2wrenchestotightenpipingconnections.

• Userefrigerantpipinginsulationprovidedtoinsulateindoorunitconnections.Insulate

carefully.

• Afterconnectingtherefrigerantpipingtotheindoorunit,besuretotestthepipe

connections for gas leakage with nitrogen gas. (Check that there is no refrigerant

leakage from the refrigerant piping to the indoor unit.)

• Usearednutinstalledtothisindoorunit.

• Incaseofreconnectingtherefrigerantpipesafterdetaching,makethearedpart

of pipe re-fabricated.

BFlare nut tightening torque

Copper pipe O.D.

(mm, inch)

Flare nut O.D.

(mm, inch)

Tightening torque

(N·m, ft·lbs)

ø6.35,1/4" 17,43/64" 14-18,10-13"

ø6.35,1/4" 22,7/8" 34-42,25-30"

ø9.52,3/8" 22,7/8" 34-42,25-30"

ø12.7,1/2" 26,1-3/32" 49-61,35-44"

ø15.88,5/8" 29,1-9/64" 68-82,49-59"

CApplyrefrigeratingmachineoilovertheentireareseatsurface.

DUsecorrectarenutsmeetingthepipesizeoftheoutdoorunit.

Availablepipesize

A12, A18 A24, A30, A36, A42

Liquid side ø6.35 Ο–

–ø9.52 Ο

Gas side [12.7Ο [15.88Ο

Ο:Factoryarenutattachmenttotheheatexchanger.

Warning:

• Becarefulofyingarenut!(Internallypressurized)

 Removethearenutasfollows:

1. Loosen the nut until you hear a hissing noise.

2. Do not remove the nut until the gas has been completely released (i.e.,

hissing noise stops).

 3. Checkthatthegashasbeencompletelyreleased,andthenremovethe

nut.

• When installing the unit, securely connect the refrigerant pipes before start-

ing the compressor.

AFlare cutting dimensions

Copper pipe O.D.

(mm, inch)

Flare dimensions

[A dimensions (mm, inch)

[6.35,1/4" 8.7-9.1,11/32-23/64"

[9.52,3/8" 12.8-13.2,1/2-33/64"

[12.7,1/2" 16.2-16.6,41/64-21/32"

[15.88,5/8" 19.3-19.7,49-64-25/32"

Fig.4-2

Fig.4-1

A B

Copper pipe O.D.

(mm, inch)

B (mm, inch)

Flare tool for R410A

Clutch type

[6.35(1/4”) 1-1.5,3/64-1/16"

[9.52(3/8”) 1-1.5,3/64-1/16"

[12.7(1/2”) 1-1.5,3/64-1/16"

[15.88(5/8”) 1-1.5,3/64-1/16"

R1/64toR1/32

45°± 2°

90°± 0.5°

EDie

FCopper pipe

BH79D659K02.indb 5 2017/05/22 17:25:27

1/4 7

45/64

D E

C K

3/16

9/32

F F

EDD

B, C

Heatinsulationforrefrigerantpipes(Fig.4-3)

1 Wrap the enclosed large-sized pipe cover around the gas pipe, making sure that

the end of the pipe cover touches the side of the unit.

2 Wrap the enclosed small-sized pipe cover around the liquid pipe, making sure that

the end of the pipe cover touches the side of the unit.

3 Secure both ends of each pipe cover with the enclosed bands. (Attach the bands

20mm,25/32inchfromtheendsofthepipecover.)

4.3.Fortwincombination

Refer to the outdoor unit installation manual.

Some outdoor units cannot be used in a simultaneous twin system.

4. Installingtherefrigerantpiping

5. Drainagepipingwork

5.1.Drainagepipingwork(Fig.5-1)

• Theindoorpartsofthedrainpipeshouldbewrappedwithpolyethylenefoaminsula-

tionmaterials(specicgravityof0.03,thicknessof9mm,23/64inchormore).

• UseVP25(O.D.ø32mm,1-1/4inchPVCTUBE)fordrainpipingandprovide1/100

or more downward slope.

• BesuretoconnectthepipingjointsusingaPVCtypeadhesive.

• Observethegureforpipingwork.

• Usetheincludeddrainhosetochangetheextractiondirection.

• Whenperformingthedrainagepipingwork,besuretousethesupportmetalholders.

If a load is applied to the drain socket that damages the hose or causes the hose

to become detached, water leakage may result.

ARefrigerant pipe and heat

insulation

BPipe cover (large)

CPipe cover (small)

DRefrigerant pipe (gas)

ERefrigerant pipe (liquid)

FBand (large)

GCross-sectional view of

connection

HPipe

IHeat insulation

JSqueeze

Fig.4-3

Fig.5-1

Fig.5-2

Max. 65ft

Max. 6 inch

5 to 7 ft

(inch)

1Correct piping

2Wrong piping

3Grouped piping

AInsulation(9mm,23/64inchormore)

BDownwardslope(1/100ormore)

CSupport metal

DO.D.ø32mm,1-1/4inchPVCTUBE

EMake it as large as possible

 (about10cm,3-15/16inch)

FMain unit

GMake the piping size large for grouped

piping.

HDownwardslope(1/100ormore)

IO.D.ø38 mm, 1-1/2 inch PVCTUBEfor

grouped piping

 (9mm,23/64inchormoreinsulation)

JUpto85cm,33-7/16inch

KAir bleeder

LRaised

MOdor trap

1. Connect the drain socket (supplied with the unit) to the drain port. (Fig. 5-2)

(FixthetubeusingPVCadhesivethensecureitwithaband.)

2.Installalocallypurchaseddrainpipe(PVCpipe,O.D.ø32mm,1-1/4inch).

(FixthepipeusingPVCadhesivethensecureitwithaband.)

3.Checkthatdrainowssmoothly.

4. Insulate the drain port and socket with insulating material, then secure the material

with a band. (Both insulating material and band are supplied with the unit.)

5.Insulatethetubeandpipe.(PVCpipe,O.D.ø32mm,1-1/4inch)

AMain unit

BInsulating material

CBand (large)

DDrain port (transparent)

EInsertion margin

FMatching

GDrain pipe

(O.D.ø32mm,1-1/4inchPVCTUBE)

HInsulating material (purchased locally)

ITransparentPVCpipe

JO.D.ø32mm,1-1/4inchPVCTUBE

(Slope1/100ormore)

KDrain socket

BH79D659K02.indb 6 2017/05/22 17:25:28

6. Electrical work

6.1. Indoor unit (Fig. 6-1)

1. Loosen the two screws securing the electrical wiring service panel, and then turn

the electrical wiring service panel. [Fig. 6-1 1]

2. Loosen the two screws securing the electrical box cover, then slide the electrical

box cover. [Fig. 6-1 2]

3. Passthepowercable,indoor/outdoorunitconnectingcableandearthcable

through the wiring entries given in the diagram. [Fig. 6-1 3]

 Putthesheathportionofthepowercableandindoor/outdoorconnectingcable

into electrical box.

 Useroundcrimpedterminalsfortheindoor-outdoorconnectionterminalboard

and the optional power supply terminal kit. [Fig. 6-2]

If you cannot use round crimped terminals, following the procedure in Fig. 6-4 to

6-6.

Refer to 6.1.1. for the connection.

4. Pass and wire the remote controller cable through the wiring entries given in the

diagram. [Fig. 6-1 4, Fig. 6-3]

Refer to 6.1.1. for the connection.

• Donotallowslackeningoftheterminalscrews.

Screw tightening torque

Tightening torque (N·m, ft·lbs)

Remote controller terminal board 1.2 ± 0.1, 0.9 ± 0.1

Indoor-outdoor connection terminal board 1.6 ± 0.1, 1.2 ± 0.1

Earth cable 1.6 ± 0.1, 1.2 ± 0.1

• Leaveexcesscablesothattheelectricalboxcanbesuspendedbelowtheunit

duringservicing(approx.50to100mm,1-31/32to3-15/16inch).

AElectrical wiring service panel

BScrew

CElectrical box cover

DTemporary hook for electrical box cover

EScrew

FSlide direction of the electrical box cover

GEntryforpowercableandindoor/outdoorunitconnectingcable

HSecure with the cable strap.

IEarth cable

JIndoor/outdoorunitconnectingterminal

KElectrical wiring service panel (remote controller)

LEntry for wired remote controller

MWired remote controller terminal

NSecure with the cable strap.

Caution:

• Wiringforremotecontrollercableshallbeapart(50mm,2inchormore)from

powersourcewiringsothatitisnotinuencedbyelectricnoisefrompower

source wiring.

Fig. 6-1

Fig.6-3

Fig. 6-2

[1]

[2]

[3]

[4]

15/32

19/32

25/64

Be sure to connect the remote

controller cable (0.3 mm2, AWG22)

to the locations shown in the

diagram.

• If the cables have the same diameter,

insert them into the cut outs on both sides.

• Ifthecableshavedifferentdiameters,in-

sert them on one side into separate spaces

with one cable positioned above the other.

Secure with a band 4(small)

at the location shown in the

diagram

(Remote controller

cable retainer)

Cable strap

WARNING

• Connectingtwowiresononesideisprohib-

ited.

• Connectingthreewiresormoretothesame

terminal is prohibited.

• Connectingwireswithdifferentdiametersis

prohibited.

When using a single cable, a round crimped terminal or other

terminal work is prohibited.

Cut outs

Insulating sleeve

Electrical cable

Round crimped terminal

Fig.6-5 Fig. 6-6

15/32

Fig.6-4

(inch) (inch)

• TheU-shapedgrooveopensifyoupushthescrewheadafterthescrewisloosened.

BH79D659K02.indb 7 2017/05/22 17:25:29

Indoor unit model PLA-A12EA7 PLA-A18EA7 PLA-A24EA7 PLA-A30EA7 PLA-A36EA7 PLA-A42EA7

Minimum circuit ampacity 1 A 1 A 1 A 1 A 2 A 2 A

Maximum ration of overcurrent protective device 15 A

Wiring

Wire No.

× size

Indoor unit-Outdoor unit *1 3 × AWG14 (polar)

Indoor unit earth 1 × Min. AWG14

Remote controller-Indoor unit *2 2 × AWG22 (Non-polar, unshielded)

Circuit

rating

Indoor unit-Outdoor unit S1-S2 *3 208/230VAC

Indoor unit-Outdoor unit S2-S3 *3 24VDC

Wired remote controller-Indoor unit *3 12VDC

6. Electrical work

* AfxlabelAthatisincludedwiththemanualsneareachwiringdiagramfortheindoorandoutdoorunits.

Note:

Some units cannot be used in a simultaneous twin system. Refer to the outdoor unit installation manual for details.

*1. <For 35-140 outdoor unit application>

Max. 45 m, 148 ft

If AWG13 (2.5 mm2) used, Max. 50 m, 165 ft

If AWG13 (2.5 mm2) used and S3 separated, Max. 80 m, 263 ft

 <For200/250outdoorunitapplication>

Max. 18 m, 59 ft

If AWG13 (2.5 mm2) used, Max. 30 m, 99 ft

If AWG11 (4 mm2) used and S3 separated, Max. 50 m, 165 ft

If AWG9 (6 mm2) used and S3 separated, Max. 80 m, 263 ft

*2. Max. 500 m, 1640 ft

(When using 2 remote controllers, the maximum wiring length for the remote controller cables is 200 m, 656 ft.)

*3.TheguresareNOTalwaysagainsttheground.

 S3terminalhas24VDCagainstS2terminal.HoweverbetweenS3andS1,theseterminalsarenotelectricallyinsulatedbythetransformerorotherdevice.

Notes: 1. Wiringsizemustcomplywiththeapplicablelocalandnationalcode.

Powersupplycordsandindoorunit/outdoorunitconnectingcordsshallnotbelighterthanpolychloroprenesheathedexiblecord.(Design60245IEC57)

 3.Usecoppersupplywires.

 4.Usewiresrated300Vormoreforthepowersupplycablesandtheindoorunit/outdoorunitconnectingcables.

 5. Installanearthlongerthanothercables.

 6. Indoorandoutdoorconnectingwireshavepolarities.Makesuretomatchtheterminalnumber(S1,S2,S3)forcorrectwirings.

7. Wiringforremotecontrollercableshallbeapart(5cm,2inchormore)frompowersourcewiringsothatitisnotinuencedbyelectricnoisefrom

power source wiring.

Neversplicethepowercableortheindoor-outdoorconnectioncable,otherwiseitmayresultinasmoke,areorcommunicationfailure.

Warning:

6.1.1. Indoor unit power supplied from outdoor unit

The following connection patterns are available.

The outdoor unit power supply patterns vary on models.

A B C

CN105

RED

A B C

* AfxlabelAthatisincludedwiththemanualsneareachwiringdiagramfortheindoorandoutdoorunits.

A Outdoor unit power supply

B Earth leakage breaker

C Wiring circuit breaker or isolating switch

D Outdoor unit

E Indoor earth

F Wired remote controller

G Indoor controller board

H Radio frequency interface for RF thermostat

I Indoor unit

Only for wired remote controller

A Outdoor unit power supply

B Earth leakage breaker

C Wiring circuit breaker or isolating switch

D Outdoor unit

E Indoor earth

F Wired remote controller

G Indoor unit

Simultaneous twin system

1:1 System

BH79D659K02.indb 8 2017/05/22 17:25:29

6. Electrical work

ON/OFF TEMP

FAN

VANE

TEST RUN

AUTO STOP

AUTO START

min

LOUVER

MODE

CHECK

RESETSET CLOCK

MODEL SELECT

Fig. 6-7

Fig.6-8

Fig. 6-9

6.2. Remote controller

When using a wired remote controller together with a wireless remote controller, use

the following IR wireless remote controller.

6.2.1. For wired remote controller

1) Two wired remote controllers setting

If two wired remote controllers are connected, set one to “Main” and the other to

“Sub”. For setting procedures, refer to “Function selection of remote controller” in the

operation manual for the indoor unit.

Note:

When connecting two wired remote controllers, be sure to use the same model

of remote controller.

6.2.2. For IR wireless remote controller

1) Setting (Fig. 6-7)

1Insert batteries.

2Press the SET button with something sharp at the end.

MODEL SELECT

blinks and Model No. is lit.

3Press the temp buttons to set the Model No.

Ifyoumistooktheoperation,pressthe ON/OFF button and operate again

from procedure 2.

4Press the SET button with something sharp at the end.

MODEL SELECT

and Model No. are lit for three seconds, then turned off.

Indoor Outdoor AModel No.

PLA heat pump models 001

cooling only models 033

2) Automaticfanspeedsetting(ForIRwirelessremotecontroller)(Fig.6-8)

It is necessary to set for IR wireless remote controller only when automatic fan

speed is not set at default setting.

It is not necessary to set for wired remote controller with automatic fan speed at

default setting.

1Press the SET button with something sharp at the end.

Operate when display of remote controller is off.

MODEL SELECT

blinks and Model No. is lit A.

2 PresstheAUTOSTOP button.

blinks and setting No. is lit B.

(Setting No.01: without automatic fan speed )

3Press the temp. buttons to set the setting No.02.

(Setting No.02: with automatic fan speed )

Ifyoumistooktheoperation,pressthe ON/OFF button and operate again

from procedure 2.

4Press the SET button with something sharp at the end.

MODEL SELECT

and Model No. are lit for 3 seconds, then turned off.

3) AssigningaIRwirelessremotecontrollertoeachunit(Fig.6-9)

Each unit can be operated only by the assigned remote controller.

Make sure each pair of an indoor unit PC board and a IR wireless remote controller

is assigned to the same pair No.

4) IRwirelessremotecontrollerpairnumbersettingoperation(Fig.6-9)

1Press the SET button with something sharp at the end.

Start this operation from the status of IR wireless remote controller display turned

off.

MODEL SELECT

blinks and Model No. is lit.

2 Press the min button twice continuously.

Pair No. “0” blinks.

3Press the temp buttons to set the pair number you want to set.

Ifyoumistooktheoperation,pressthe ON/OFF button and operate again

from procedure 2.

4Press the SET button with something sharp at the end.

Set pair number is lit for three seconds then turned off.

APair No. of IR wireless remote controller Indoor PC board

0 Factory setting

1 Cut J41

2 Cut J42

3-9 Cut J41, J42

BH79D659K02.indb 9 2017/05/22 17:25:29

6.3.Functionsettings

6.3.1. Bywiredremotecontroller

1(Fig. 6-10)

• Select “Service” from the Main menu, and press the [SELECT] button.

• Select“Functionsettings”withthe[F1]or[F2]button,andpressthe[SELECT]

button.

2(Fig. 6-11)

• Settheindoorunitrefrigerantaddressesandunitnumberswiththe[F1] through

[F4] buttons, and then press the [SELECT]buttontoconrmthecurrentsetting.

When the [SELECT]button is pressed, the target indoor unit will start fan operation.

If the unit is common or when running all units, all indoor units for the selected

refrigerant address will start fan operation.

3(Fig. 6-12)

• Whendatacollectionfromtheindoorunitsiscompleted,thecurrentsettings

appear highlighted. Non-highlighted items indicate that no function settings are

made.Screenappearancevariesdependingonthe“UnitNo.”setting.

4 (Fig. 6-13)

• Usethe[F1] or [F2] button to move the cursor to select the mode number, and

change the setting number with the [F3] or [F4] button.

5 (Fig. 6-14)

• Whenthesettingsarecompleted,pressthe[SELECT] button to send the setting

data from the remote controller to the indoor units.

• Whenthetransmissionissuccessfullycompleted,thescreenwillreturntothe

Function setting screen.

6. Electrical work

F1 F2 F3 F4

Service menu

Cursor

Main menu:

Test run

Input maintenance info.

Function setting

Check

Self check

F1 F2 F3 F4

Function setting

Cursor Address

Monitor:

Ref. address

Unit No. Grp./1/2/3/4/All

Fig.6-10 Fig. 6-11

F1 F2 F3 F4

Function setting

Cursor Cursor

Request:

Ref. address

Mode 1

Mode 2

Mode 3

Mode 4

Grp.

F1 F2 F3 F4

Function setting

Cursor Cursor

Request:

Ref. address

Mode 7

Mode 8

Mode 9

Mode10

Unit # 1

Fig. 6-12 Fig.6-13

F1 F2 F3 F4

Function setting

Ref. address

Sending data

Grp.

Fig.6-14

6.3.2. ByIRwirelessremotecontroller(Fig.6-15)

Changing the power voltage setting

• Besuretochangethepowervoltagesettingdependingonthevoltageused.

1Going to the function select mode

Press the

CHECK

button Ftwice continuously.

(Start this operation from the status of IR wireless remote controller display turned off.)

CHECK

is lit and “00” blinks.

Press the temp button Conce to set “50”. Direct the IR wireless remote controller

toward the receiver of the indoor unit and press the hbutton A.

2Setting the unit number

Press the temp buttons Cand Dto set the unit number “00”. Direct the IR wireless

remote controller toward the receiver of the indoor unit and press the min button B.

3Selecting a mode

Enter 04 to change the power voltage setting using the temp buttons Cand D.

Direct the IR wireless remote controller toward the receiver of the indoor unit and

press the hbutton A.

Current setting number: 1 = 1 beep (one second)

2 = 2 beeps (one second each)

3 = 3 beeps (one second each)

4Selecting the setting number

Usethe temp buttons Cand Dto change the power voltage setting to 01 (240

V).DirecttheIRwirelessremotecontrollertowardthesensoroftheindoorunitand

press the hbutton A.

5To select multiple functions continuously

Repeat steps 3and 4to change multiple function settings continuously.

6Complete function selection

Direct the IR wireless remote controller toward the sensor of the indoor unit and

press the button E.

Note:

Whenever changes are made to the function settings after installation or main-

tenance, be sure to record the changes with a mark in the “Setting” column of

the Function table.

6.3.3. Functionsettingontheremotecontroller

Refer to the appropriate operation manual included with each remote controller.

Fig. 6-6

CHECK

ON/OFF TEMP

FAN

VANE

TEST RUN

AUTO STOP

AUTO START

min

LOUVER

MODE

CHECK

RESETSET CLOCK

CHECK

CHECKCHECK

Mode number

Setting number

Refrigerant address

Unit number

PAR-21MAA

ON/OFF

FILTER

CHECK

OPERATION

CLEAR

TEST

TEMP.

BACK DAY

MONITOR/SET

CLOCK

ON/OFF

Fig.6-15

BH79D659K02.indb 10 2017/05/22 17:25:30

6. Electrical work

Function table (table 1)

Select unit number 00

Mode Settings Mode no. Setting no.

Initial setting

setting

Power failure automatic recovery Not available 01 1

Available *1 2Ο*2

Indoor temperature detecting Indoor unit operating average

1Ο

Set by indoor unit’s remote controller 2

Remote controller’s internal sensor 3

LOSSNAY connectivity Not Supported

1Ο

Supported (indoor unit is not equipped with outdoor-air

intake)

Supported (indoor unit is equipped with outdoor-air intake) 3

Power voltage 230V 04 1Ο

208V 2

Selectunitnumbers01to03orallunits(AL[wiredremotecontroller]/07[wirelessremotecontroller])

Mode Settings Mode no. Setting no.

Initial setting

setting

Filter sign 100Hr

2500Hr 2 Ο

Noltersignindicator 3

Fan speed Silent (low ceiling)

Standard 2 Ο 

High ceiling 3

No. of air outlets 4 directions

1Ο

3 directions 2

2 directions 3

Installedoptions(high-efciencylter) Not supported 10 1Ο

Supported 2

Up/downvanesetting Downward setting (vanes angle setup 3)

Middle setting (vanes angle setup 1)2Ο

Draft-less setting (vanes angle setup 2)*4 3

3D i-see Sensor positioning Position 1

12 *3

Position 22

Position 3 (Default) 3Ο

3D i-see Sensor ceiling height setting

(when installing the 3D i-see Sensor panel)

Low ceiling (ceiling height: less than 2.7 m, 8.9 ft)

Standard (ceiling height: 2.7-3.5 m, 8.9-11,5 ft) 2 Ο

High ceiling (ceiling height: 3.5-4.5 m, 11,5-14.8 ft) 3

Fan speed during the cooling thermostat is OFF Setting fan speed

1Ο

Stop 2

Extra low 3

*1 When the power supply returns, the air conditioner will start 3 minutes or 1 minute later (hinge on Outdoor unit).

*2 Power failure automatic recovery initial setting depends on the connecting outdoor unit.

*3 When the 3D i-see Sensor corner panel position is changed, change this mode. Refer to page 17.

*4 Because condensation may form, do not use this setting in a high-temperature, high-humidity environment.

BH79D659K02.indb 11 2017/05/22 17:25:30

7. Test run

7.1. Before test run

►Aftercompletinginstallationandthewiringandpipingoftheindoorand

outdoor units, check for refrigerant leakage, looseness in the power sup-

ply or control wiring, wrong polarity, and no disconnection of one phase

in the supply.

►Usea500-voltmegohmmetertocheckthattheresistancebetweenthepower

supplyterminalsandgroundisatleast1.0MΩ.

►Donotcarryoutthistestonthecontrolwiring(lowvoltagecircuit)terminals.

Warning:

Donotusetheairconditioneriftheinsulationresistanceislessthan1.0MΩ.

7.2. Test run

7.2.1. Using wired remote controller.

■ Makesuretoreadoperationmanualbeforetestrun.(Especiallyitemstosecuresafety)

Step 1 Turn on the power.

● Remotecontroller:Thesystemwillgointostartupmode,andtheremotecontrollerpowerlamp(green)and“PLEASEWAIT”willblink.Whilethelampandmessageare

blinking, the remote controller cannot be operated. Wait until “PLEASE WAIT” is not displayed before operating the remote controller. After the power is turned on, “PLEASE

WAIT” will be displayed for approximately 2 minutes.

● Indoorcontrollerboard:LED1willbelitup,LED2willbelitup(iftheaddressis0)oroff(iftheaddressisnot0),andLED3willblink.

● Outdoorcontrollerboard:LED1(green)andLED2(red)willbelitup.(Afterthestartupmodeofthesystemnishes,LED2willbeturnedoff.)Iftheoutdoorcontroller

board uses a digital display, [- ] and [ -] will be displayed alternately every second.

If the operations do not function correctly after the procedures in step 2 and thereafter are performed, the following causes should be considered and eliminated if they

are found.

(The symptoms below occur during the test run mode. “Startup” in the table means the LED display written above.)

Symptoms in test run mode

Cause

Remote Controller Display OUTDOOR BOARD LED Display

< > indicates digital display.

Remote controller displays “PLEASE WAIT”, and

cannot be operated. After “startup” is displayed, only green lights

up. <00> • After power is turned on, “PLEASE WAIT” is displayed for 2

minutes during system startup. (Normal)

After power is turned on, “PLEASE WAIT” is dis-

played for 3 minutes, then error code is displayed.

After “startup” is displayed, green(once) and

red(once) blink alternately. <F1> • Incorrectconnectionofoutdoorterminalblock(R,S,TandS1,

S2, S3.)

After “startup” is displayed, green(once) and

red(twice) blink alternately. <F3, F5, F9> • Outdoorunit’sprotectiondeviseconnectorisopen.

No display appears even when remote controller

operation switch is turned on. (Operation lamp

does not light up.)

After “startup” is displayed, green(twice) and

red(once) blink alternately. <EA. Eb>

• Incorrectwiringbetweentheindoorandoutdoorunit(Polarityis

wrong for S1, S2, S3.)

• Remotecontrollertransmissionwireshort.

After “startup” is displayed, only green lights

up. <00> • Thereisnooutdoorunitofaddress0.(Addressisotherthan0.)

• Remotecontrollertransmissionwireopen.

Display appears but soon disappears even when

remote controller is operated. After “startup” is displayed, only green lights

up. <00> • Aftercancelingfunctionselection,operationisnotpossiblefor

about 30 seconds. (Normal)

Step 2 Switch the remote controller to “Test run”.

1Select “Test run” from the Service menu, and press the [SELECT] button. (Fig. 7-1)

2Select “Test run” from the Test run menu, and press the [SELECT] button. (Fig. 7-2)

3The test run operation starts, and the Test run operation screen is displayed.

F1 F2 F3 F4

Cool

Pipe

Auto

Switch disp.

Mode Fan

RemainTest run

Fig.7-3

F1 F2 F3 F4

unemecivreS

rosruC

:unemniaM

Test run

Input maintenance info.

Function setting

Check

Self check

Fig. 7-1

F1 F2 F3 F4

Test run menu

Cursor

Service menu:

Test run

Drain pump test run

Fig. 7-2

F1 F2 F3 F4

Remain

Vane

Fig.7-4

Step3 Performthetestrunandchecktheairowtemperatureandautovane.

1Press the [F1] button to change the operation mode. (Fig. 7-3)

Cooling mode: Check that cool air blows from the unit.

Heating mode: Check that warm air blows from the unit.

2 Pressthe[SELECT]buttontodisplaytheVaneoperationscreen,andthenpress

the [F1] and [F2] buttons to check the auto vane. (Fig. 7-4)

 Pressthe[RETURN]buttontoreturntotheTestrunoperationscreen.

BH79D659K02.indb 12 2017/05/22 17:25:30

7. Test run

Step4 Conrmtheoperationoftheoutdoorunitfan.

The speed of the outdoor unit fan is controlled in order to control the performance of the unit. Depending on the ambient air, the fan will rotate at a slow speed and will keep

rotatingatthatspeedunlesstheperformanceisinsufcient.Therefore,theoutdoorwindmaycausethefantostoprotatingortorotateintheoppositedirection,butthisis

not a problem.

Step5 Stopthetestrun.

1Pressthe[ON/OFF]buttontostopthetestrun.(TheTestrunmenuwillappear.)

Note: If an error is displayed on the remote controller, see the table below.

LCD Description of malfunction LCD Description of malfunction LCD Description of malfunction

P1 Intake sensor error P9 Pipe sensor error (dual-wall pipe)

E0 – E5

Communication error between the

remote controller and the indoor

unit

P2 Pipe sensor error (liquid pipe) PA Leakage error (refrigerant system)

P4 Drainoatswitchconnector

disconnected (CN4F)

PB (Pb) Indoor unit fan motor error

PL Refrigerant circuit abnormal

P5 Drainoverowprotectionoperation FB Indoor controller board error

E6 – EF Communication error between the

indoor unit and the outdoor unit

P6 Freezing/overheatingprotection

operation

U*,F*

(* indicates an

alphanumeric

character

excluding FB.)

Outdoor unit malfunction

Refer to the wiring diagram for the

outdoor unit.

P8 Pipe temperature error

See the table below for the details of the LED display (LED 1, 2, and 3) on the indoor controller board.

LED1 (microcomputer power supply) Indicates whether control power is supplied. Make sure that this LED is always lit.

LED2 (remote controller power supply) Indicates whether power is supplied to the wired remote controller. The LED is lit only for the indoor unit that is connected

to the outdoor unit that has an address of 0.

LED3(indoor/outdoorunitcommunication) Indicates whether the indoor and outdoor units are communicating. Make sure that this LED is always blinking.

Note:

If the unit is operated continuously during a test run, the unit stops after 2 hours.

7.3.Self-check

■ Refertotheinstallationmanualthatcomeswitheachremotecontrollerfordetails.

OPERATION

INDICATOR

lamp blinking

pattern

Beep Beep Beep Beep Beep Beep Beep

Off

Approx. 2.5 sec.

Approx. 3 sec.

0.5 sec.

Off

Approx. 2.5 sec.

Approx. 3 sec.

0.5 sec.

· · · Repeated

Numberofblinks/beepsinpatternindicatesthecheck

codeinthefollowingtable(i.e.,n=5for“U2”)

Numberofblinks/beepsinpatternindicates

the check code in the following table

nth

1st 2nd 3rd 1st 2nd

Self-check

starts

(Start signal

received)

Beeper sounds

[Output pattern B]

OPERATION

INDICATOR

lamp blinking

pattern

Beep Beep Beep Beep Beep Beep Beep

Off

Approx. 2.5 sec.

0.5 sec.

0.5 sec. On

0.5 sec.

Off

Approx. 2.5 sec.

0.5 sec.

· · · Repeated

Numberofblinks/beepsinpatternindicatesthecheck

code in the following table (i.e., n=5 for “P5”)

Numberofblinks/beepsinpatternindicates

the check code in the following table

nth

1st 2nd 3rd 1st 2nd

Self-check

starts

(Start signal

received)

Beeper sounds

• Refertothefollowingtablesfordetailsonthecheckcodes.(Wirelessremotecontroller)

[Output pattern A]

BH79D659K02.indb 13 2017/05/22 17:25:30

7. Test run

[Output pattern A] Errors detected by indoor unit

Wireless remote controller Wired remote

controller

Symptom Remark

 Beepersounds/OPERATION

INDICATOR lamp blinks (Num-

ber of times)

Check code

1 P1 Intake sensor error

2P2 Pipe (TH2) sensor error

P9 Pipe (TH5) sensor error

3 E6, E7 Indoor/outdoorunitcommunicationerror

4 P4 Drainsensorerror/Floatswitchconnectoropen

5P5 Drain pump error

PA Forced compressor error

6 P6 Freezing/Overheatingprotectionoperation

7 EE Communication error between indoor and outdoor units

8 P8 Pipe temperature error

9 E4 Remote controller signal receiving error

10 — —

11 PB (Pb) Indoor unit fan motor error

12 FB (Fb) Indoor unit control system error (memory error, etc.)

14 PL Refrigerant circuit abnormal

No sound E0, E3 Remote controller transmission error

No sound E1, E2 Remote controller control board error

No sound – – – – No corresponding

[Output pattern B] Errors detected by unit other than indoor unit (outdoor unit, etc.)

Wireless remote controller Wired remote

controller

Symptom Remark

Beepersounds/OPERATION

INDICATOR lamp blinks (Num-

ber of times)

Check code

1 E9 Indoor/outdoorunitcommunicationerror(Transmittingerror)(Outdoorunit)

For details, check the LED

display of the outdoor controller

board.

2UP Compressor overcurrent interruption

3U3,U4 Open/shortofoutdoorunitthermistors

4UF Compressor overcurrent interruption (When compressor locked)

5U2 Abnormalhighdischargingtemperature/49Cworked/insufcientrefrigerant

6U1,Ud Abnormalhighpressure(63Hworked)/Overheatingprotectionoperation

7U5 Abnormal temperature of heat sink

8U8 Outdoor unit fan protection stop

9U6 Compressorovercurrentinterruption/Abnormalofpowermodule

10 U7 Abnormality of super heat due to low discharge temperature

11 U9,UH Abnormality such as overvoltage or voltage shortage and abnormal synchro-

noussignaltomaincircuit/Currentsensorerror

12 — —

13 — —

14 Others Other errors (Refer to the technical manual for the outdoor unit.)

*1Ifthebeeperdoesnotsoundagainaftertheinitial2beepstoconrmtheself-checkstartsignalwasreceivedandtheOPERATIONINDICATORlampdoesnotcomeon,

there are no error records.

*2Ifthebeepersounds3timescontinuously“beep,beep,beep(0.4+0.4+0.4sec.)”aftertheinitial2beepstoconrmtheself-checkstartsignalwasreceived,thespecied

refrigerant address is incorrect.

• Onwirelessremotecontroller

The continuous buzzer sounds from receiving section of indoor unit.

Blink of operation lamp

• Onwiredremotecontroller

Check code displayed in the LCD.

BH79D659K02.indb 14 2017/05/22 17:25:30

7. Test run

7.4.Checkofdrainage(Fig.7-5)

• Ensurethatthewaterisbeingproperlydrainedoutandthatnowaterisleaking

from joints.

When electric work is completed.

• Pourwaterduringcoolingoperationoftestrun(referto7.2.)andcheck.

When electric work is not completed.

• Pourwaterduringemergencyoperationandcheck.

* Drainpanandfanareactivatedsimultaneouslywhensinglephase220-240Vis

turned on to S1 and S2 on terminal block after the connector (SWE) on controller

board in the electrical box is set to ON.

Be sure to turn it back to the former state after work.

• Iftheunitcannotbeoperatedproperlyaftertestrun,refertothefollowingtabletondthecause.

Symptom Cause

Wired remote controller LED 1, 2 (PCB in outdoor unit)

PLEASE WAIT For about 2 minutes

after power-on

After LED 1, 2 are lit, LED 2 is turned off,

then only LED 1 is lit. (Correct operation)

•For about 2 minutes after power-on, operation of the remote

controller is not possible due to system start-up. (Correct

operation)

PLEASE WAIT →Error code

Subsequent to

about 2 minutes

after power-on

Only LED 1 is lit. →LED 1, 2 blink.

•Connector for the outdoor unit’s protection device is not con-

nected.

Reverse or open phase wiring for the outdoor unit’s power

terminal block (L1, L2, L3)

Display messages do not appear

even when operation switch is

turned ON

(operation lamp does not light up).

Only LED 1 is lit. →LED 1 blinks twice,

LED 2 blinks once.

•Incorrect wiring between indoor and outdoor units (incorrect

polarity of S1, S2, S3)

•Remote controller wire short

On the wireless remote controller with condition above, following phenomena take place.

• Nosignalsfromtheremotecontrollerareaccepted.

• Operationlampisblinking.

• Thebuzzermakesashortpingsound.

Note:

Operationisnotpossibleforabout30secondsaftercancellationoffunctionselection.(Correctoperation)

For description of each LED (LED1, 2, 3) provided on the indoor controller, refer to page 13.

Fig.7-5

8. Systemcontrol

Refer to the outdoor unit installation manual.

AWater supply pump

BWater(about1000cc,1/4gal)

CDrain plug

DPour water through outlet

•Be careful not to spray water into

the drain pump mechanism.

BH79D659K02.indb 15 2017/05/22 17:25:31

9.1. Checking the contents (Fig. 9-1)

• Thiskitcontainsthismanualandthefollowingparts.

Accessory name Q’ty Remarks

1Grille 1950×950(mm),37-3/8×37-3/8(inch)

2Installation gauge 1(Divided into 4 parts)

3Screw (4 × 16) 1

ForPLP-40EAU,PLP-40EAEU

4i-see Sensor corner panel 1

ForPLP-40EAEU

9.2. Preparing to attach the grille (Fig. 9-2)

• Withthegauge2supplied with this kit, adjust and check the positioning of the main

unit relative to the ceiling surface. If the main unit is not properly positioned relative

to the ceiling surface, it may allow air leaks or cause condensation to collect.

• Makesurethattheopeningintheceilingiswithinthefollowingtolerances:

860 × 860-910 ×910mm,33-7/8×33-7/8to35-13/16×35-13/16inch

• MakesurethatAisperformedwithin17-22mm,11/16to7/8inch.Damagecould

result by failing to adhere to this range.

AMain unit

BCeiling surface

CInstallation gauge 2(inserted into the main unit)

DCeiling opening dimensions

9.2.1. Removingtheintakegrille(Fig.9-3)

• Slidetheleversinthedirectionindicatedbythearrows1to open the intake grille.

• Unlatchthehookthatsecuresthegrille.

* Do not unlatch the hook for the intake grille.

• Withtheintakegrilleinthe“open”position,removethehingeoftheintakegrille

from the grille as indicated by the arrows 2.

9.2.2. Removingthecornerpanel(Fig.9-4)

• Loosethe4screwsonthecorner.Slidethecornerpanelinthedirectionofthearrow

1inthegureandremovethecornerpanel.

[Fig.9-3][Fig.9-4]

AIntake grille

BGrille 1

CIntake grille levers

DGrille hook

EHole for the grille’s hook

FCorner panel

GScrew

HDetail

9.3.Selectionofairoutlets

For this grille the discharge direction is available in 11 patterns. Also, by setting the

remotecontrollertotheappropriatesettings,youcanadjusttheair-owandspeed.

Select the required settings from the Table 1 according to the location in which you

want to install the unit. (More than two directions must be selected.)

1) Decide on the discharge direction pattern.

2) Be sure to set the remote controller to the appropriate settings according to the

number of air outlets and the height of the ceiling on which the main unit will be

installed.

(Refer to page 11.)

Notes:

• Whenchangingthenumberofdirections,youneedanairoutletshutterplate,

which is optional part.

• Donotselect2directionsinahotandhumidenvironment.(Dewformation

or dew drop may result.)

9.4.Installingthegrille

9.4.1. Preparations(Fig.9-5)

Makesuretoip2hooksonthegrilleup.

9. Installing the grille

A=11/16

+3/16

Fig.9-3

Fig. 9-2

Fig.9-4

Fig. 9-1

Fig.9-5

4-directional 3-directional

Blowout direction

patterns

1 pattern: initial setting 4 patterns:

one air outlet fully closed

2-directional

Blowout direction

patterns

6 patterns:

2 air outlet fully closed

Table 1

GHG

1 2

3 4

BH79D659K02.indb 16 2017/05/22 17:25:32

AMain unit

BCorner of drain pipe

CClaw on the main unit

DGrille 1

EHole on the grille

FHook for temporary installation

GScrew with captive washer

HCeiling surface

JNo gap

KAdjust the nut of main unit using a wrench,

etc.

Fig.9-8

Fig.9-10

Fig. 9-9

Fig. 9-7

Fig. 9-6

9. Installing the grille

AClamp of the main unit

BElectrical box

CLead wires of the grille

DCNVconnectoronthecontrollerboard

ACN4Z on the controller board

BCN5Y on the controller board

CLead wire of i-see Sensor corner panel

DClamp

EHole of grille (Pass the lead wire.)

FScrew 3

Gi-see Sensor corner panel 4

< The grille temporary installed >

9.4.2.Temporaryinstallationofthegrille(Fig.9-6)

• Jointhecornerofdrainpipeonthemainunitwiththecornerwithholeonthegrille

and put them together temporarily by hanging the hook of the grille to the claw of

the main unit.

9.4.3. Fixingthegrille

• Bytighteningthepre-installedscrews,xthegrilleontothemainunit.(Fig.9-6)

Note:

Make sure there is no gap between the main unit and the grille or between the

grille and the ceiling surface. (Fig. 9-7)

If there is a gap between the grille and the ceiling:

With the grille attached, slightly adjust the installation height of the main unit and

clear the gap.

Caution:

• Whentighteningthescrew,makesurethatthetighteningtorqueis2.8N∙m

to3.6N∙m,2.1to2.6ft∙lbs.Neveruseanimpactscrewdriver.

• Aftertighteningthescrew,conrmthatthetwogrillehooks(Fig.9-6)are

latched onto the hooks on the main unit.

9.4.4. Wireconnection(Fig.9-8)

• Loosethe2screwsxingtheelectricalboxcoveronthemainunit,andslidethe

cover to open.

• Routetheleadwirefromsideoftheelectricalbox.

• Makesuretoconnectaconnectorforvanemotor(white,20poles)toCNVcon-

nector (white) on the controller board of the main unit.

• Leadwiresthatleadoffthegrillemustbeheldtogetherwithoutslackusingaclamp

into the electrical box.

9.4.5. Installationofi-seeSensorcornerpanel(Fig.9-9)

• Routetheleadwirefromthesideofelectricalbox.

• Routetheleadwireconnector(white,4polesandwhite,5poles)ofthei-seeSensor

corner panel 4from the side of the electrical box on the main unit and connect to

the connector CN4Z and CN5Y on the controller board.

• Theremainingleadwireofi-seeSensorcornerpanelmustbeheldtogetherwithout

slack using the clamp into the electrical box.

• Putthecoverbackontheelectricalboxwith2screws.

Note:

Make sure wires are not caught in the electrical box cover.

• Thei-seeSensorcornerpanelshouldbexedontothegrille1with screw 3.

* If the position of the i-see Sensor was changed from default position (Position 3)

to the other position, change the function settings. (Refer to page 11 and Fig. 9-10)

• Thei-seeSensorcornerpanelcannotinstalledonthedrainpipesideforthemain

unit. (Refer to Fig. 9-10)

Position 1:(Airoutletidenticationmarks□/□□□□)

Position 2:(Airoutletidenticationmarks□/□□)

Position 3:Defaulti-seeSensorposition(Airoutletidenticationmarks□□/□□□)

Position 1Position 2

Position 3

Refrigerant pipe

Prohibited installation

position

Drain pipe

BH79D659K02.indb 17 2017/05/22 17:25:35

9. Installing the grille

9.5. Installingtheintakegrille(Fig.9-11)

Note:

When reinstalling the corner panels (each with a safety strap attached), con-

nect the other end of each safety strap to the grille as shown in the illustration.

* If the corner panels are not attached surely, they may fall off while the main unit is

operating.

• Performtheprocedurethatisdescribedin“9.2.Preparingtoattachthegrille”in

reverse order to install the intake grille and the corner panel.

• Thedirectionoftheintakegrillecanbechangedaccordingtothewishesofthe

customer.

AScrew (4 × 16)

BCorner panel

CSafety strap

DHook

ERefrigerant pipe

FDrain pipe

GCompany logo

* Installation in any position is possible.

HInitial position of the levers on the intake grille

*Althoughtheclipscanbeinstalledinanyof4positions,thecongurationshown

here is recommended. (It is not necessary to remove the intake grille when main-

tenance is performed on the electrical box of the main unit.)

10.Easymaintenancefunction

Maintenancedata,suchastheindoor/outdoorunit’sheatexchangertemperatureandcompressoroperationcurrentcanbedisplayedwith“Smoothmaintenance”.

* Thiscannotbeexecutedduringtestoperation.

* Dependingonthecombinationwiththeoutdoorunit,thismaynotbesupportedbysomemodels.

F1 F2 F3 F4

Check menu

Cursor

Service menu:

Error history

Refrigerant volume check

Refrigerant leak check

Smooth maintenance

Request code

Smooth maintenance

Begin:

Smooth maintenance

Exit:

Ref.address

Stable mode

Cursor

Ref.address

Stable mode

Stabilization→Collecting

Cool / Heat/ Normal

Address

Cool / Heat/ Normal

Smooth maintenance

Return:

Smooth maintenance

Return:

Smooth maintenance

Return:

Page

COMP. current

COMP. run time

COMP. On / Off

COMP. frequency

times

Ref. address

Cool

Ref.address

Cool

Ref.address

Cool

Sub cool

OU TH4 temp.

OU TH6 temp.

OU TH7 temp.

IU air temp.

IU HEX temp.

IU filter time

• Select“Service”fromtheMainmenu,andpressthe[SELECT]button.

• Select“Check”withthe[F1]or[F2]button,andpressthe[SELECT]button.

• Select“Smoothmaintenance”withthe[F1]or[F2]button,andpressthe[SELECT]

button.

Select each item.

• Selecttheitemtobechangedwiththe[F1]or[F2]button.

• Selecttherequiredsettingwiththe[F3]or[F4]button.

“Ref. address” setting ………. “0”-“15”

“Stablemode”setting………..“Cool”/“Heat”/“Normal”

• Pressthe[SELECT]button,xedoperationwillstart.

* Stable mode will take approx. 20 minutes.

The operation data will appear.

The Compressor-Accumulated operating (COMP. run) time is 10-hour unit, and the

Compressor-Numberofoperationtimes(COMP.On/Off)isa100-timeunit(fractions

discarded)

Navigating through the screens

• TogobacktotheMainmenu....................[MENU]button

• Toreturntothepreviousscreen .......... [RETURN]button

FGE

Fig. 9-11

BH79D659K02.indb 18 2017/05/22 17:25:36

1.2. Avant l’installation ou le déplacement

Précaution:

• Transporter les appareils avec précaution. L’appareil doit être transporté

paraumoinsdeuxpersonnes,carilpèse20kg,44lbminimum.Nepasle

saisir par les rubans d’emballage. Porter des gants de protection en raison

durisquedeseblesserlesmainssurlesailettesoud’autrespièces.

•

Veilleràéliminerlematérield’emballageentoutesécurité.Lematérield’embal-

lage(clousetautrespiècesenmétalouenbois)peutprovoquerdesblessures.

• Isolerletuyauderéfrigérantpouréviterlacondensation.S’iln’estpascor-

rectement isolé, de la condensation risque de se former.

• Placerun isolantthermique surles tuyauxpour éviterla condensation.

L’installation incorrecte du tuyau d’écoulement peut provoquer des fuites

d’eau et endommager le plafond, le sol, les meubles ou d’autres objets.

Avertissement:

• Contacterunrevendeurouuntechnicienagréépourinstallerl’appareil.

• N’essayezjamaisderépareroudedéplacervous-mêmel’appareil.

• Pourl’installation,respecterlesinstructionsdumanueld’installationetutiliserdes

outils et des composants de tuyau spécialement conçus pour une utilisation avec

leréfrigérantspéciédanslemanueld’installationdel’appareilextérieur.

• L’appareildoitêtreinstalléconformémentauxinstructionspourréduirelesrisques

dedommagesliésàdestremblementsdeterre,destyphonsoudesventsviolents.

Une installation incorrecte peut entraîner la chute de l’appareil et provoquer des

dommages ou des blessures.

•

L’appareildoitêtresolidementinstallésurunestructurepouvantsupportersonpoids.

•

Sileclimatiseurestinstallédansunepetitepièce,certainesmesuresdoiventêtreprises

pour éviter que la concentration de réfrigérant ne dépasse le seuil de sécurité en cas

de fuite. En cas de fuite de réfrigérant et de dépassement du seuil de concentration,

desrisquesliésaumanqued’oxygènedanslapiècepeuventsurvenir.

•

Aérerlapièceencasdefuitederéfrigérantlorsdel’utilisation.Lecontactduréfrigérant

avecuneammepeutprovoquerdesémanationsdegaztoxiques.

• Touttcavailsurlesinstallations électriquesdoitêtreeffectuéparun technicien

qualiéconformémentauxréglementationslocalesetauxinstructionsfournies

dans ce manuel.

• N’utiliser que les câbles spéciés pour les raccordements. Les raccordements

doiventêtreréaliséscorrectementsanstensionsurlesbornes.Nejamaiseffectuer

dejonctionsurlescâbles(saufencasd’indicationscontraires).Lenonrespectde

cette consigne peut entraîner une surchauffe ou un incendie.

• L’appareildoitêtreinstalléconformémentauxréglementationsnationalesrelatives

aucâblage.

• Cetappareiln’estpasconçupourêtreutilisépardespersonnes(ycomprisdes

enfants) présentant des capacités physiques, sensorielles ou mentales réduites, ou

manquantd’expérienceetdeconnaissances,àmoinsqu’ellesnesoientsupervisées

ouaientreçudesinstructionsrelativesàl’utilisationdel’appareilparunepersonne

responsable de leur sécurité.

• Lesenfantsdoiventêtresurveilléspours’assurerqu’ilsnejouentpasavecl’appareil.

• Lecouvercledublocdesortiedel’appareildoitêtresolidementxé.

•

Silecordond’alimentationestendommagé,ildoitêtreremplacéparlefabricant,ses

revendeursouuntechnicienqualiépourévitertoutdangerdechocélectrique.

• N’utiliserquelesaccessoiresagréésparMitsubishiElectricetcontacterunreven-

deur ou un technicien agréé pour les installer.

• Unefoisl’installationterminée,vérierleséventuellesfuitesderéfrigérant.Sile

réfrigérantfuitdanslapièceetentreencontactaveclaammed’unchauffageou

d’unecuisinière,desgaztoxiquespeuventsedégager.

• Lorsdel’installation,dudéplacementoudel’entretienduclimatiseur,n’utilisez

queleréfrigérantspécié(R410A)pourremplirlestuyauxderéfrigérant.Nepasle

mélangeravecunautreréfrigérantetfairelevided’airdanslestuyaux.

Si du réfrigérant est mélangé avec de l’air, cela peut provoquer des pointes de pres-

siondanslestuyauxderéfrigérantetentraîneruneexplosionetd’autresrisques.

 L’utilisation d’un réfrigérant différent de celui spécié pour le climatiseur peut

entraînerdesdéfaillancesmécaniques,desdysfonctionnementsdusystèmeou

unepannedel’appareil.Danslepiredescas,celapeutentraînerunobstacleàla

mise en sécurité du produit.

1.1. Avant l’installation (Environnement)

Précaution:

• Nepasutiliserl’appareildansunenvironnementinhabituel.Sileclimatiseur

estinstallédansdesendroitsexposésàlavapeur,àl’huilevolatile(notamment

l’huiledemachine),augazsulfuriqueouàuneforteteneurensel,parexemple,

en bord de mer, les performances peuvent considérablement diminuer et les

piècesinternesdel’appareilêtreendommagées.

•

Nepasinstallerl’appareildansdesendroitsoùdesgazdecombustionpeuvent

s’échapper,sedégagerous’accumuler.L’accumulationdegazdecombustion

autourdel’appareilpeutprovoquerunincendieouuneexplosion.

• Nepasplacerd’aliments,deplantes,d’animauxencage,d’objetsd’artou

d’instrumentsdeprécisiondanslasouferied’airdirectdel’appareilintérieur

ouàproximitédel’appareilaurisquedelesendommagerpardesvariations

de température ou des gouttes d’eau.

• Sil’humiditéambiantedépasse80%ousiletuyaud’écoulementestbouché,

des gouttes d’eau peuvent tomber de l’appareil intérieur. Ne pas installer

l’appareil intérieur dans un endroit où ces gouttes peuvent provoquer des

dommages.

• Lorsdel’installationdel’appareildansunhôpitalouuncentredecommunica-

tions,seprépareraubruitetauxinterférencesélectroniques.Lesinverseurs,

lesappareilsélectroménagers,leséquipementsmédicauxhautefréquenceet

de communications radio peuvent provoquer un dysfonctionnement ou une

défaillance du climatiseur. Le climatiseur peut également endommager les

équipementsmédicauxetdecommunications,perturbantainsilessoinset

réduisantlaqualitéd’afchagedesécrans.

•

Nepasnettoyerleclimatiseuràl’eauaurisquedeprovoquerunchocélectrique.

• Serrertouslesécrousévasésconformémentauxspécicationsàl’aided’une

clé dynamométrique. S’ils sont trop serrés, ils peuvent casser après une

période prolongée.

• Sil’appareilfonctionnependantdenombreusesheureslorsquelatempéra-

ture/letauxd’humiditédel’airau-dessusduplafondsontélevés(pointde

roséesupérieurà26°C,79ºF),delacondensationpeutseproduiredans

l’appareilintérieuroudanslesmatériauxduplafond.Silesappareilsdoivent

êtreutilisésdanscesconditions,ajoutezunecouched’isolation(10à20mm,

25/64-25/32pouces)surtoutelasurfacedel’appareiletduplafondpour

éviter la condensation.

1.3. Avantl’installationélectrique

Précaution:

• Veilleràinstallerdescoupe-circuits.Danslecascontraire,unchocélectrique

peut se produire.

• Pourleslignesélectriques,utiliserdescâblesstandarddecapacitésufsante.

Dans le cas contraire, un court-circuit, une surchauffe ou un incendie peut

se produire.

• Lorsdel’installationdeslignesélectriques,nepasmettrelescâblessous

tension.

• Veilleràmettrel’appareilàlaterre.Unemiseàlaterreincorrectedel’appareil

peut provoquer un choc électrique.

• Utiliserdescoupe-circuits(disjoncteurdefuiteàlaterre,interrupteurd’iso-

lement(fusible+B)etdisjoncteuràboîtiermoulé)àlacapacitéspéciée.Si

lacapacitéducoupe-circuitestsupérieureàcellespéciée,unedéfaillance

ou un incendie peut se produire.

1.4. Avantlamarched’essai

Précaution:

• Activerl’interrupteurprincipalau moins12 heuresavantla miseen fonc-

tionnementdel’appareil.L’utilisationdel’appareiljusteaprèssamisesous

tensionpeutendommagersérieusementlespiècesinternes.

• Avantd’utiliserl’appareil,vérierquetouslespanneaux,touteslesprotec-

tionsetlesautrespiècesdesécuritésontcorrectementinstallés.Lespièces

tournantes,chaudesouàhautetensionpeuventprovoquerdesblessures.

• Nepasutiliserleclimatiseursileltreàairn’estpasinstallé.Sinon,des

poussièrespeuvents’accumuleretendommagerl’appareil.

• Nepastoucherlesinterrupteurslesmainshumidesaurisquedeprovoquer

un choc électrique.

• Nepastoucherlestuyauxderéfrigérantlesmainsnueslorsdel’utilisation.

• Alandel’utilisationdel’appareil,attendreaumoinscinqminutesavantde

désactiver l’interrupteur principal. Dans le cas contraire, une fuite d’eau ou

une défaillance peut se produire.

Avant d’installer le climatiseur, lire attentivement toutes les “Consignes

de sécurité”.

 Veuillezconsulterouobtenirl’autorisationdevotrecompagnied’élec-

tricitéavantdeconnectervotresystème.

Avertissement:

Précautions à suivre pour éviter tout danger de blessure ou de décès de

l’utilisateur.

Précaution:

Décritlesprécautionsquidoiventêtreprisespouréviterd’endommagerl’appareil.

Unefoisl’installationterminée,expliquerles“Consignesdesécurité”,l’utilisationet

l’entretien de l’appareil au client conformément aux informations du mode d’emploi

et effectuer l’essai de fonctionnement en continu pour garantir un fonctionnement

normal. Le manuel d’installation et le mode d’emploi doivent être fournis à l’utilisateur

qui doit les conserver. Ces manuels doivent également être transmis aux nouveaux

utilisateurs.

:Indique un élément qui doit être mis à la terre.

Avertissement:

Prendre soin de lire les étiquettes se trouvant sur l’appareil principal.

Remarque:

Dansleprésentmanueld’utilisation,l’expression“Télécommandelaire”faituniquementréférenceaumodèlePAR-32MAA.

Pourtouteinformationsurl’autretélécommande,reportez-vousaumanueld’installationouaumanuelderéglageinitialfournisdanslesboîtes.

Index

1. Consignes de sécurité

1. Consignes de sécurité.............................................................................19

2. Emplacement pour l’installation...............................................................20

3. Installation de l’appareil intérieur.............................................................20

4. Installation de la tuyauterie du réfrigérant ...............................................22

5. Mise en place du tuyau d’écoulement.....................................................23

6. Installations électriques...........................................................................24

7. Marche d’essai ........................................................................................29

8. Contrôle du système ...............................................................................32

9. Installer la grille .......................................................................................33

10. Fonction d’entretien aisé .........................................................................35

BH79D659K02.indb 19 2017/05/22 17:25:36

2. Emplacement pour l’installation

Consulter le manuel d’installation de l’appareil extérieur.

3. Installationdel’appareilintérieur

3.1. Vérierlesaccessoiresquiaccompagnentl’appa-

reilintérieur(Fig.3-1)

L’appareil intérieur doit être livré avec les accessoires suivants:

Nom de l’accessoire Qté

1Schéma d’installation (haut du colis) 1

2Rondelles (avec isolation)

Rondelles (sans isolation)

Cache-tuyaux (pour le raccord des tuyaux de réfrigérant)

petit diamètre

grand diamètre

4Courroie (large) 6

5Courroie (petite) 2

6Prise d’écoulement 1

7Isolation 1

3.2. Ouvertures dans le plafond et emplacement des

boulonsdesuspension(Fig.3-2)

Précaution:

Installerl’appareilintérieurà2,4m,94-1/2poucesaumoinsau-dessusdusol

ou sur un plan surélevé.

Pour les appareils qui ne sont pas accessibles au public.

• Utiliserleschémad’installation(danslehautducolis)etlegabarit(fournicomme

accessoire avec la grille) pour créer une ouverture dans le plafond de sorte à

pouvoir installer l’appareil principal comme illustré sur le schéma. (Les méthodes

d’utilisation du schéma et du gabarit sont indiquées également.)

* Avant toute utilisation, vérier les dimensions du schéma et du gabarit car

celles-ci peuvent changer en fonction de la température et de l’humidité.

* Lesdimensionsdel’ouverturedansleplafondpeuventêtredéniesausein

de la plage indiquée dans la Fig.3-2 ; centrer l’appareil principal par rapport à

l’ouverture dans le plafond, en veillant à la symétrie de chaque côté par rapport

àl’orice.

• UtiliserdesboulonsdesuspensionM10(3/8").

* L’acquisition des boulons de suspension doit se faire localement.

• Installerl’appareildemanièresûre,enveillantàcequ’iln’yaitpasdevideentre

le panneau du plafond et la grille ni entre l’appareil principal et la grille.

Partie extérieure de l’appareil principal

EGrille

BEcartement entre les boulons FPlafond

COuverture dans le plafond GBoîtier multifonctions (optionnel)

DPartie extérieure de la grille HToute la périphérie

*N’oubliez pas que l’espace laissé entre le panneau de l’appareil côté plafond et le

pandeplafond,etc.doitêtrede7mm,5/16poucesminimum.

*Lors de l’installation du boîtier multifonctions disponible en option, ajouter 135 mm,

5-5/16poucesauxdimensionsindiquéesdanslagure.

(mm, pouces)

Modèles A B

A12, A18 241,9-1/2" 258,10-3/16"

A24, A30, A36, A42 281,11-1/16" 298,11-3/4"

3.3. Emplacementdestuyauxderéfrigérantetd’écou-

lementdel’appareilintérieur(Fig.3-3)

Les chiffres marqués d’une * sur le croquis représentent les dimensions de l’appareil

principal sans tenir compte de celles du boîtier multifonctions disponible en option.

ATuyau d’évacuation

BPlafond

CGrille

DTuyau de réfrigérant (liquide)

ETuyau de réfrigérant (gaz)

FAppareil principal

*Lors de l’installation d’un boîtier multifonctions disponible en option, ajouter 135 mm,

5-5/16poucesauxdimensionsindiquéessurlecroquis.

(mm, pouces)

Modèles C D

A12, A18 76,3" 76,5,3-1/82"

A24, A30, A36, A42 79,5,3-1/8" 79,5,3-1/8"

Fig.3-3

Fig.3-2

1 2

3 4

5 6

Fig.3-1

31-1/4

37-3/8

25-15/16

(

3/4

)(

3/4

)

33-1/16

3/8 D

5-1/4 5-11/16

5-11/16

3-1/8

8-11/16

7-9/16

5-11/16

5-5/16

11/16

3/16

* B

1-9/16

+3/16

11/16

*4-1/8

*5-1/2

*6-11/16

*7-1/2 1/4

2-3/8 10-11/16

14-1/16

3-1/8

Min. 59 H

Sol

Min.94-1/2

3/4to1-3/4

33-7/8to35-13/16C

3/4to1-3/4

*2 to

2-3/4

33-7/8to35-13/16C

3/4to1-3/4

3/4to1-3/4

(pouces)

BH79D659K02.indb 20 2017/05/22 17:25:36

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