Fujitsu 9378782051 User manual

1 STANDARD PARTS
The following installation parts are supplied. Use them as required.
Name and Shape Q’ty Application Name and Shape Q’ty Application
Receiver unit
1
For receiving the signal
from the remote controller
Remote controller
1
Use for air conditioner
operation
Strap
1
Prevent receiver kit from
falling down
Battery
2
For remote controller
Screw (ø3 × 12)
2
For installing remote
controller holder to wall
Remote
controller holder
1
Use as remote controller
holder
3 INSTALLING THE RECEIVER KIT
1. REMOVING THE CONTROL BOX COVER
①Remove the screws.(2 places)
②Slide the CONTROL BOX COVER in the direction of the arrow.
③Remove the CONTROL BOX COVER.
Slide
CONTROL BOX COVER
Slide
CONTROL BOX COVER
2. INSTALLING THE RECEIVER UNIT
① Mountthecorner(guretothedrainpipe)ofthedecorationpanelthathasthe“DISPLAY”markontotheRECEIVERUNIT.
Pipe side
Drain side
CAUTION
ThiscornermustbemountedontotheRECEIVERUNIT.
2 FUNCTIONS
ECONOMY LAMP
(green)
TIMER LAMP
(orange)
OPERATION LAMP
(green)
MANUAL AUTO
SIGNAL RECEIVER
② InsertthewirefromtheRECEIVERUNITintothewiringholeasshowninthegurebelowandpullitintotheDecoration
panel.
Wiring hole
Wire from RECEIVER UNIT
RECEIVER UNIT
③ HangtheSTRAPonthehookoftheDecorationpanel.
 Afterthat,mounttheRECEIVERUNITontotheDecorationpanel.
Decoration Panel
Hook
Strap
3. WIRING
①Connect the connector to the board in the CONTROL BOX.
② BundletheFLAPwires(2)totheRECEIVERUNITwireasshowninthegurebelow.
Wire from RECEIVER UNIT
Wire for FLAP
Wire for FLAP
4. INSTALLING THE CONTROL BOX COVER
① SecuretheCONTROLBOXCOVERintheprocedurethatisreversetothestepsin“1.REMOVINGTHECONTROLBOX
COVER”.
Receiver Kit
INSTALLATION INSTRUCTION SHEET
(PART No. 9378782051)
For authorized service personnel only.
WARNING Thismarkindicatesprocedureswhich,ifimproperlyperformed,mightleadtothedeathorseriousinjuryofthe
user.
①Fortheairconditionertooperatesatisfactorily,installitasoutlinedinthisinstallationinstructionsheet.
②Installationworkmustbeperformedinaccordancewithnationalwiringstandardsbyauthorizedpersonnelonly.
③Donotturnonthepoweruntilallinstallationworkiscomplete.
•Letthecustomerkeepthisinstallationinstructionsheetbecauseitisneededwhentheairconditionerorreceiverkitisservicedor
moved.
CAUTION Thismarkindicatesprocedureswhich,ifimproperlyperformed,mightpossiblyresultinpersonalharmtothe
user,ordamagetoproperty.
① Donotwirethereceiverkitwiretogetherwithorparalleltotheconnectioncables,transmissioncords,remotecontrollercords,bus
wireandpowersupplycordsoftheindoorandoutdoorunits.Itmaycauseerroneousoperation.
② Donotinstallthereceiverkitwirenearasourceofelectromagneticwaves.
4 TURNING ON THE BREAKER
①Turn on the breaker.
② Makesurethattheoperationlampandtimerlampareslowlyashingalternately.
• Iftheautorestartfunctionhasbeenset,theairconditionerwilloperatewiththesettingsimmediatelybeforethepowersup-
ply was turned off.
• Ifanerrorhasoccurred,thelampsonthereceiverunitwillashquicklytoindicatetheerrorcode.
5 REMOTE CONTROLLER SETTING
1. LOAD BATTERIES (R03/LR03 × 2)
①Press and slide the battery compartment lid on the reverse side to open it.
Slide in the direction of the arrow while pressing the mark.
② Insertbatteries.
Be sure to align the battery polarities ( ) correctly.
③Close the battery compartment lid.
CAUTION
①Take care to prevent infants from accidentally swallowing batteries.
② Whennotusingtheremotecontrollerforanextendedperiod,removethebatteriestoavoidpossibleleakageanddamageto
the unit.
③Ifleakingbatteryuidcomesincontactwithyourskin,eyes,ormouth,immediatelywashwithcopiousamountsofwater,and
consult your physician.
④ Deadbatteriesshouldberemovedimmediatelyanddisposedofproperly,eitherinabatterycollectionreceptacleortothe
appropriate authority.
⑤Donotattempttorechargedrybatteries.
NOTES
• Nevermixnewandusedbatteries,orbatteriesofdifferenttypes.
• Batteries should last about one year under normal use. If the remote controller’s operating range becomes appreciably
reduced,replacethebatteriesandpresstheRESETbuttonwiththetipofaballpointpenorothersmallobject.
UTY-LRHYA2_0521.indd 1 2012/05/21 14:34:50

PARTNo.9378782051
STEP 2
Selecting the Function Number and Setting Value
①Press the SET TEMP. ( ) ( ) buttons to select the func-
tion number.
 (Press the MODE button to switch between the left and
right digits.)
② PresstheFANbuttontoproceedtosettingthevalue.
 (PresstheFANbuttonagaintoreturntothefunctionnum-
ber selection.)
③Press the SET TEMP. ( ) ( ) buttons to select the set-
ting value.
 (Press the MODE button to switch between the left and
right digits.)
④ PresstheTIMERMODEbutton,andSTART/STOPbutton,
intheorderlistedtoconrmthesettings.
⑤Press the RESET button to cancel the function setting
mode.
⑥ AftercompletingtheFUNCTIONSETTING,besuretoturn
off the power and turn it on again.
Function number
Setting value
CAUTION
Afterturningoffthepower,wait30secondsormorebefore
turning on it again.
The FUNCTION SETTING doesn’t become effective if it
doesn’tdoso.
Filter sign
The indoor unit has a sign to inform the user that it is time to
cleanthelter.Selectthetimesettingfortheltersigndisplay
interval in the table below according to the amount of dust
ordebrisintheroom.Ifyoudonotwishtheltersigntobe
displayed,selectthesettingvaluefor“Noindication”.
(◆... Factory setting)
Setting description Function
number Setting value
Standard(2,500hours)
11
00
Longinterval(4,400hours) 01
Shortinterval(1,250hours) 02
◆
No indication 03
CHECK ITEMS
(1) Isoperationofeachbuttonontheremotecontroller
normal?
(2) Doeseachlamplightnormally?
(3) Isthedrainnormal?
(4) Isthereanyerrornoiseandvibrationduringoperation?
• Donotoperatetheairconditionerintherunningstatefora
long time.
• Testrunning
When the air conditioner is run by pressing the remote
controllerTESTRUNbutton,theOPERATIONandTIMER
lampsashslowlyatthesametime.
[OPERATION METHOD]
• Fortheoperationmethod,refertotheoperatingmanual.
• The outdoor unit may not operate depending on the room
temperature. In this case, press the TEST RUN button on
the remote controller while the air conditioner is running.
(Point the transmitter section of the remote controller toward
the air conditioner and press the TEST RUN button with the
tipofaball-pointpen,etc.)
Transmitter section
TEST RUN button
• To end test operation, press the remote controller START/
STOP button.
(When the air conditioner is run by pressing the TEST RUN
button,theOPERATIONindicator lampandTIMERindica-
torlampwillsimultaneouslyashslowly.)
[ERROR CONTENTS]
Error display Wired
remote
controller
Error code
Description
OPERATION
lamp
(green)
TIMER
lamp
(orange)
ECONOMY
lamp
(green)
●(1) ●(1) ◊ Serial communication
error
●(1) ●(2) ◊ Wired remote controller
communication error
●(1) ●(5) ◊ Checkrununnished
●(2) ●(1) ◊
R.C. address or
Refrigerant circuit address
setting error
[Simultaneous Multi]
●(2) ●(2) ◊ Indoorunitcapacityerror
●(2) ●(3) ◊ Combination error
●(2) ●(4) ◊
•ConnectionR.C.address
error (indoor secondary
unit)
[Simultaneous Multi]
•ConnectionR.C.address
error
(indoor unit or branch unit)
[Flexible Multi]
●(2) ●(7) ◊
Primaryunit,secondary
unit setup error
[Simultaneous Multi]
●(3) ●(1) ◊ Power supply interruption
error
8 TEST RUN
 The air conditioner signal code is set toA prior to ship-
ment. Contact your retailer to change the signal code.
The remote controller resets to signal codeA when the
batteriesintheremotecontrollerarereplaced.Ifyouusea
signalcodeotherthansignalcodeA,resetthesignalcode
after replacing the batteries.
Ifyoudonotknowtheairconditionersignalcodesetting,
try each of the signal codes ( ) until you nd
the code which operates the air conditioner.
When two or more air conditioners are installed in a room and
the remote controller is operating an air conditioner other than
theoneyouwishtoset,changethesignalcodeoftheremote
controller to operate only the air conditioner you wish to set (four
selections possible).
When two or more air conditioners are installed in a room,
please contact your retailer to set the individual air conditioner
signal codes.
• Conrmthesettingoftheremotecontrollersignalcodeand
the printed circuit board setting.
 If these are not conrmed, the remote controller cannot be
used to operate for the air conditioner.
Selecting the Remote Controller Signal Code
Use the following steps to select the signal code of the remote
controller. (Note that the air conditioner cannot
receive a signal code if the air conditioner has
not been set for the signal code.)
① Press the START/STOP button until only
the clock is displayed on the remote con-
troller display.
② PresstheMODEbuttonforatleast five
seconds to display the current signal code
(initially set to ).
③Press the SET TEMP. ( ) ( ) but-
ton to change the signal code between
.
Match the code on the display to the air
conditioner signal code.
④ PresstheMODEbuttonagaintoreturnto
the clock display. The signal code will be
changed.
7 SELECTING THE REMOTE CONTROLLER SIGNAL CODE
6 FUNCTION SETTING
• Thisprocedurechangestothefunctionsettingsusedtocontroltheindoorunitaccordingtotheinstallationconditions.Incorrect
settings can cause the indoor unit malfunction.
• After the power is turned on, perform the “FUNCTION SETTING” according to the installation conditions using the remote
controller.
• Thesettingsmaybeselectedbetweenthefollowingtwo:FunctionNumberorSettingValue.
• Settingswillnotbechangedifinvalidnumbersorsettingvaluesareselected.
Entering the Function Setting Mode
• While pressing the FAN button and SETTEMP. ( ) simultaneously, press the RESET button to enter the function setting
mode.
STEP 1
Setting the Remote Controller Signal Code
Use the following steps to select the signal code of the remote controller. (Note that the air con-
ditioner cannot receive a signal code if the air conditioner has not been set for the signal code.)
The signal codes that are set through this process are applicable only to the signals in the
FUNCTIONSETTING.Fordetailsonhowtosetthesignalcodesthroughthenormalprocess,
refertoSELECTINGTHEREMOTECONTROLLERSIGNALCODE.
①Press the SET TEMP. ( ) ( ) button to change the signal code between .
Match the code on the display to the air conditioner signal code. (initially set to )
 (Ifthe signal codedoes not needto be selected, press theMODE button andproceed to
STEP 2.)
② PresstheTIMERMODEbuttonandcheckthattheindoorunitcanreceivesignalsatthedis-
played signal code.
③ PresstheMODEbuttontoacceptthesignalcode,andproceedtoSTEP2.
 TheairconditionersignalcodeissettoApriortoshipment.
Contact your retailer to change the signal code.
 Theremotecontrollerresets tosignalcodeAwhenthe batteriesintheremote controller arereplaced.Ifyou useasignal
codeotherthansignalcodeA,resetthesignalcodeafterreplacingthebatteries.
 Ifyoudonotknowtheairconditionersignalcodesetting,tryeachofthesignalcodes( )untilyoundthecode
which operates the air conditioner.
Heating room temperature correction
Dependingontheinstalledenvironment,theroomtemperature
sensor may require a correction.
The settings may be changed as shown in the table below.
(◆... Factory setting)
Setting description Function
number Setting value
◆Standard
31
00
Lower control 01
Slightly warmer control 02
Warmer control 03
Auto restart
Enable or disable automatic system restart after a power
outage.
(◆... Factory setting)
Setting description Function
number Setting value
◆Yes 40 00
No 01
*Autorestartisanemergencyfunctionsuchasforpower
failureetc.Donotstartandstoptheindoorunitbythis
function in normal operation. Be sure to operate by the
controlunit,orexternalinputdevice.
Wireless remote controller signal code
ChangetheindoorunitSignalCode,dependingonthewireless
remote controllers.
Ifnobuttonsarepressedwithin30secondsafterthesignal
codeisdisplayed,thesystemreturnstotheoriginalclock
display.Inthiscase,startagainfromstep1.
●(3) ●(2) ◊ IndoorunitPCBmodel
information error
●(3) ●(5) ◊ Manual auto switch error
●(4) ●(1) ◊ Inletairtemp.sensorerror
●(4) ●(2) ◊ IndoorunitHeatEx.
Middle temp. sensor error
●(5) ●(1) ◊ Indoorunitfanmotorerror
●(5) ●(3) ◊ Drainpumperror
●(5) ●(7) ◊ Dampererror
●(5) ●(15) ◊ Indooruniterror
●(6) ●(2) ◊
Outdoor unit main PCB
model information error or
communication error
●(6) ●(3) ◊ Invertererror
●(6) ●(4) ◊ Activeltererror,PFC
circuit error
●(6) ●(5) ◊ Trip terminal L error
●(6) ●(10) ◊
DisplayPCB
microcomputers
communication error
●(7) ●(1) ◊ Dischargetemp.sensor
error
●(7) ●(2) ◊ Compressor temp. sensor
error
●(7) ●(3) ◊ Outdoor unit Heat Ex.
liquid temp. sensor error
●(7) ●(4) ◊ Outdoor temp. sensor
error
●(7) ●(5) ◊ SuctionGastemp.sensor
error
●(7) ●(6) ◊
•2-wayvalvetemp.
sensor error
•3-wayvalvetemp.
sensor error
●(7) ●(7) ◊ Heat sink temp. sensor
error
●(8) ●(2) ◊
•Sub-coolHeatEx.gas
inlet temp. sensor error
•Sub-coolHeatEx.gas
outlet temp. sensor error
●(8) ●(3) ◊ Liquid pipe temp. sensor
error
●(8) ●(4) ◊ Current sensor error
●(8) ●(6) ◊
•Dischargepressure
sensor error
•Suctionpressuresensor
error
•Highpressureswitch
error
●(9) ●(4) ◊ Trip detection
●(9) ●(5) ◊
Compressor rotor position
detection error (permanent
stop)
●(9) ●(7) ◊ Outdoor unit fan motor 1
error
●(9) ●(8) ◊ Outdoor unit fan motor 2
error
●(9) ●(9) ◊ 4-way valve error
●(9) ●(10) ◊ Coil (expansion valve )
error
●(10) ●(1) ◊ Dischargetemp.error
●(10) ●(3) ◊ Compressor temp. error
●(10) ●(4) ◊ High pressure error
●(10) ●(5) ◊ Low pressure error
●(13) ●(2) ◊ Branch boxes error
[Flexible Multi]
Displaymode●:0.5sON/0.5sOFF
◊:0.1sON/0.1sOFF
():Numberofashing
5 REMOTE CONTROLLER SETTING
2. REMOTE CONTROLLER HOLDER INSTALLATION
CAUTION
①Checkthattheindoorunitcorrectlyreceivesthesignalfromtheremotecontroller,theninstalltheremotecontrollerholder.
② Selecttheremotecontrollerholderselectionsitebypayingcarefulattentiontothefollowing:
Avoidplacesindirectsunlight.
Selectaplacethatwillnotbeaffectedbytheheatfromastove,etc.
• Installtheremotecontrollerwithadistanceof7mbetweentheremotecontrollerandthesignalreceiverasthecriteria.How-
ever,wheninstallingtheremotecontroller,checkthatitoperatespositively.
• Installtheremotecontrollerholdertoawall,pillar,etc.withthetappingscrew
①Mount the Holder. ②Set the remote controller. ③To remove the remote controller
(when use at hand).
Screws
Insert
Press in
Slide up
Pull out
Ceiling height
Select the setting values in the table below according to the
height of the ceiling.
(◆... Factory setting)
Setting description Function
number Setting value
◆Standard (3.2m)
20
00
High ceiling (4.2m)
(30model:3.6m) 01
Lowceiling(2.7m) 02
Theceilingheightvaluesareforthe4-wayoutlet.Donot
change this setting in the 3-way outlet mode.
Outlet directions
Select the setting values in the table below for using a 3-way
outlet.
(◆... Factory setting)
Setting description Function
number Setting value
◆4-way 22 00
3-way 01
Vertical direction adjusting scope
Topreventfromdraft,werecommendusing“upwardmode”.
(◆... Factory setting)
Setting description Function
number Setting value
◆Standard 23 00
Upward 01
Outlet cross section
Cooling room temperature correction
Dependingontheinstalledenvironment,theroomtempera-
ture sensor may require a correction.
The settings may be selected as shown in the table below.
(◆... Factory setting)
Setting description Function
number Setting value
◆Standard
30
00
Slightly lower control 01
Lower control 02
Warmer control 03
(◆.. Factory setting)
Setting description Function
number Setting value
◆A
44
00
B01
C02
D 03
External input control
“Operation/Stop”modeor“Forcedstop”modecanbe
selected.
(◆.. Factory setting)
Setting description Function
number Setting value
◆Operation/Stopmode
46
00
(Setting forbidden) 01
Forced stop mode 02
Setting record
•Recordanychangestothesettingsinthefollowingtable.
Setting Setting value
(1) Filter sign
(2) Ceiling height
(3) Outlet directions
(4)Verticaldirectionadjustingscope
(5)Coolerroomtemperaturecorrection
(6)Heaterroomtemperaturecorrection
(7)Autorestart
(8)Wirelessremotecontrollersignalcode
(9)Externalinputcontrol
AftercompletingtheFUNCTIONSETTING,besuretoturnoff
the power and turn it on again.
UTY-LRHYA2_0521.indd 2 2012/05/21 14:35:07