Mitsubishi Electric PLA-A.EA7 User manual

SPLIT-SYSTEM HEAT PUMP
PLA-A.EA7
MANUEL D’UTILISATION
Pour une utilisation correcte sans risques, veuillez lire le manuel d’utilisation en entier avant de vous servir du
climatiseur.
OPERATION MANUAL
For safe and correct use, please read this operation manual thoroughly before operating the air-conditioner unit.
MANUAL DE INSTRUCCIONES
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garantizar un uso seguro y correcto.
POUR L’UTILISATEUR
FOR USER
PARA EL USUARIO
English
Français
Español

2
Contents
1. Safety Precautions .................................2
2.PartsNames......................................3
3. Operation ........................................7
4.Timer...........................................13
1. Safety Precautions
Ź%efore installing the unitPaNe sure you reaGall the ³Safety
Precautions”.
ŹThe ³Safety Precautions” proYiGe Yery iPportant points re-
garGing safety. MaNe sure you folloZtheP.
ŹPlease report to or taNe consent Ey the supply authority Eefore
connection to the systeP.
SyPEols useGin the te[t
Warning:
DescriEes precautions that shoulGEe oEserYeGto preYent Ganger of
inMury or Geath to the user.
Caution:
DescriEes precautions that shoulGEe oEserYeGto preYent GaPage
to the unit.
SyPEols useGin the illustrations
: Indicates a part which must be grounded.
Caution:
Do not use any sharp oEMect to push the Euttonsas this Pay GaP-
age the rePote controller.

NeYer ElocNor coYer the inGoor or outGoor unit’s intaNes or outlets.
Disposing of the unit
When you need to dispose of the unit, consult your dealer.
Warning:
There appliances are not accessiEle to the general puElic.
The unit Pust not Ee installeGEy the user. AsNthe Gealer or an
authori]eGcoPpany to install the unit. If the unit is installeGiP-
properlyZater leaNageelectric shocNor ¿re Pay result.
Do not stanGonor place any itePs on the unit.
Do not splash Zater oYer the unit anGGo not touch the unit Zith
Zet hanGs. An electric shocNPay result.
Do not spray coPEustiEle gas close to the unit. Fire Pay result.
Do not place a gas heater or any other open-ÀaPe appliance Zhere
it Zill Ee e[poseGto the air GischargeGfroPthe unit. IncoPplete
coPEustion Pay result.
Do not rePoYe the front panel or the fan guarGfroPthe outGoor
unit Zhen it is running.
When you notice e[ceptionally aEnorPal noise or YiErationstop
operationturn off the poZer sZitchanGcontact your Gealer.
NeYer insert ¿ngerssticNs etc. into the intaNes or outlets.
If you Getect oGG sPellsstop using the unitturn off the poZer
sZitch anGconsult your Gealer. OtherZisea EreaNGoZnelectric
shocNor ¿re Pay result.
This air conGitioner is NOT intenGeGfor use Ey chilGren or in¿rP
persons Zithout superYision.
Young chilGren Pust Ee superYiseGto ensure that they Go not play
Zith the air conGitioner.
If the refrigeration gas EloZs out or leaNsstop the operation of the
air conGitionerthoroughly Yentilate the rooP anGcontact your
Gealer.
This appliance is intenGeGto Ee useGEy e[pert or traineGusers in
shopsin light inGustry anGon farPsor for coPPercial use Ey lay
persons.
This appliance can Ee useGEy chilGren ageGfroPyears anG
aEoYe anGpersons Zith reGuceGphysicalsensory or Pental ca-
paEilities or lacNof e[perience anGNnoZleGge if they haYe Eeen
giYen superYision or instruction concerning use of the appliance
in a safe Zay anGunGerstanGthe ha]arGs inYolYeG. ChilGren shall
not play Zith the appliance. Cleaning anGuser Paintenance shall
not Ee PaGe Ey chilGren Zithout superYision.
This appliance is not intenGeGfor use Ey persons incluGing chil-
GrenZith reGuceGphysicalsensory or Pental capaEilitiesor
lacNof e[perience anGNnoZleGgeunless they haYe Eeen giYen
superYision or instruction concerning use of the appliance Ey a
person responsiEle for their safety.
ChilGren shoulGEe superYiseGto ensure that they Go not play Zith
the appliances.
When installing or relocatingor serYicing the air conGitioneruse
only the speci¿eGrefrigerant R1Ato charge the refrigerant
lines. Do not Pi[it Zith any other refrigerant anGGo not alloZair
to rePain in the lines.
If air is Pi[eGZith the refrigerantthen it can Ee the cause of aE-
norPal high pressure in the refrigerant lineanGPay result in an
e[plosion anGother ha]arGs.
The use of any refrigerant other than that speci¿eGfor the systeP
Zill cause Pechanical failure or systePPalfunction or unit EreaN-
GoZn. In the Zorst casethis coulGleaGto a serious iPpeGiPent
to securing proGuct safety.
5.EmergencyOperationforWirelessRemote-controller.....13
6. Care and Cleaning. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14
7. Trouble Shooting..................................15
6SHFL¿FDWLRQV ....................................16
Note:
The phrase ³WireGrePote controller” in this operation Panual refers only to the PAR-2MAA. If you neeGany inforPation for the
other rePote controllerplease refer to the instruction EooNincluGeGin each rePote controller.


2. Parts NaPes
ŶInGoor Unit
PLA-A·EA7
Fan steps 4 steps
Vane Auto with swing
Louver –
Filter Long-life
Filter cleaning indication 2,500 hr
Enter the model setting number for
the indoor unit you want to operate. 001
Air outlet Filter
Air intake
Vane
Wired remote controller IR wireless remote controller
COOL
DRY
AUTO
FAN
HEAT
RePote controller Optional parts


2. Parts NaPes
ŶWireGRePote Controller
Function buttons
432 1
5
6
789 0
The functions of the function Euttons change GepenGing on the
screen.
Refer to the Eutton function guiGe that appears at the EottoPof the
LCD for the functions they serYe on a giYen screen.
When the systePis centrally controlleG the Eutton function guiGe
that corresponGs to the locNeGEutton Zill not appear.
83
F
83
F
Fri
Room
Set temp.
Mode Temp. Fan
Cool Auto
Main
Main display:
Cursor Page
Main menu
Vane·Louver·Vent. (Lossnay)
High power
Timer
Weekly timer
OU silent mode
Main Gisplay Main Penu
Function guiGe
ű1>ONOFF@Eutton
Press to turn ON/OFF the indoor unit.
ű2>SELECT@Eutton
Press to save the setting.
ű3>RETURN@Eutton
Press to return to the previous screen.
ű4>MENU@Eutton
Press to bring up the Main menu.
ű5%acNlit LCD
Operation settings will appear.
When the backlight is off, pressing any button turns the backlight on
and it will stay lit for a certain period of time depending on the screen.
When the backlight is off, pressing any button turns the backlight on
and does not perform its function. (except for the [ON/OFF] button)
ű6ONOFF laPp
This lamp lights up in green while the unit is in operation. It blinks while
the remote controller is starting up or when there is an error.
ű7Function Eutton >F1@
Main display: Press to change the operation mode.
Main menu: Press to move the cursor down.
ű8Function Eutton >F2@
Main display: Press to decrease temperature.
Main menu: Press to move the cursor up.
ű9Function Eutton >F@
Main display: Press to increase temperature.
Main menu: Press to go to the previous page.
ű0Function Eutton >F@
Main display: Press to change the fan speed.
Main menu: Press to go to the next page.
Controller interface
789 07890

5
2. Parts NaPes
The main display can be displayed in two different modes: “Full” and “Basic”. The factory setting is “Full”. To switch to the “Basic” mode, change the
setting on the Main display setting. (Refer to operation manual included with remote controller.)
ű1Operation PoGe
Indoor unit operation mode appears here.
ű2Preset tePperature
Preset temperature appears here.
ű3ClocNSee the Installation Manual.
Current time appears here.
ű4Fan speeG
Fan speed setting appears here.
ű5%utton function guiGe
Functions of the corresponding buttons appear here.
ű6
Appears when the ON/OFF operation is centrally controlled.
ű7
Appears when the operation mode is centrally controlled.
ű8
Appears when the preset temperature is centrally controlled.
ű9
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ű0
,QGLFDWHVZKHQ¿OWHUQHHGVPDLQWHQDQFH
ű1RooPtePperature See the Installation Manual.
Current room temperature appears here.
ű2
Appears when the buttons are locked.
<Full mode>
* All icons are displayed for explanation.
Fri
Mode Temp. Fan
Room
Cool Set temp.
83
F
83
F
<Basic mode>
83
F
Fri
Cool
Mode Temp. Fan
Set temp.
4
3
2
1
5
6
7
8
90
1
3
)
4
!
7
@
2345 6 8 9 2
1
5
ű3
Appears when the On/Off timer, Night setback, or Auto-off timer func-
tion is enabled.
appears when the timer is disabled by the centralized control
system.
ű4
Appears when the Weekly timer is enabled.
ű5
Appears while the units are operated in the energy-save mode. (Will
not appear on some models of indoor units)
ű6
Appears while the outdoor units are operated in the silent mode.
ű7
Appears when the built-in thermistor on the remote controller is acti-
vated to monitor the room temperature (1).
appears when the thermistor on the indoor unit is activated to
monitor the room temperature.
ű8
Appears when the units are operated in the energy-save mode with 3D
i-see Sensor.
ű9
Indicates the vane setting.
ű)
Indicates the louver setting.
(This indication is not available for this model.)
ű!
Indicates the ventilation setting.
ű@
Appears when the preset temperature range is restricted.
Most settings (except ON/OFF, mode, fan speed, temperature) can be made from the Menu screen.
(Refer to operation manual included with remote controller.)
Display

6
2. Parts NaPes
■Wireless RePote-Controller
12
3
ŶWireless RePote-Controller
Note Only for Zireless rePote controller:
ŶWhen using the wireless remote controller, point it towards the receiver on the indoor unit.
ŶIf the remote controller is operated within approximately 2 minutes after power is supplied to the
indoor unit, the indoor unit may beep twice as the unit is performing the initial automatic check.
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received. Signals can be received up to approximately 7 meters, 275-19/32 inch in a direct line
from the indoor unit in an area 45° to the left and right of the unit. However, illumination such as
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ŶIf the operation lamp near the receiver on the indoor unit is blinking, the unit needs to be in-
spected. Consult your dealer for service.
ŶHandle the remote controller carefully! Do not drop the remote controller or subject it to strong
shocks. In addition, do not get the remote controller wet or leave it in a location with high humid-
ity.
ŶTo avoid misplacing the remote controller, install the holder included with the remote controller on
a wall and be sure to always place the remote controller in the holder after use.
%attery installationreplacePent
1. Remove the top cover, insert 2 AAA batter-
ies, and then install the top cover.
2. Press the Reset button.
ŶOutGoor unit
Two AAA batteries
Insert the negative (–)
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Install the batteries in
the correct directions
(+, –) !
Press the Reset button
with an object that has a
narrow end.
Top cover
*For explanation purposes, all of the items
that appear in the display are shown.
*All items are displayed when the Reset but-
ton is pressed.
Transmission indicator
Timer indicator
Remote controller display
ON/OFF button
Set Temperature buttons
Fan Speed button (Changes fan speed)
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Mode button (Changes operation mode)
Check button
Test Run button
Transmission area
Operation areas
Timer Off button
Timer On button
Hour button
Minute button
Set Time button (Sets the time)
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Reset button
Power
Earth
Service Panel
Indoor-Outdoor
Connection wire
Ref. Pipes

7
. Operation
ŶAEout the operation PethoG refer to the operation Panual that coPes Zith each rePote controller.
.1. Turning ONOFF
[ON] [OFF]
Press the [ON/OFF] button.
TheON/OFF lampwill light upin green,
and the operation will start.
Press the [ON/OFF] button again.
The ON/OFF lamp will come off, and
the operation will stop.
ŶOperation status PePory Remote controller setting
Operation mode Operation mode before the power was turned off
Preset temperature Preset temperature before the power was turned off
Fan speed Fan speed before the power was turned off
ŶSettaEle preset tePperature range
Operation mode Preset temperature range
Cool/Dry 67 - 87 ºF/19 - 30 ºC
Heat 63 - 83 ºF/17 - 28 ºC
Auto 67 - 83 ºF/19 - 28 ºC
Fan/Ventilation Not settable
Note:
EYen if you press the ONOFF Eutton iPPeGiately after shutting GoZn the operation is progressthe air conGitioner Zill not start for aEout Pinutes.
This is to preYent the internal coPponents froPEeing GaPageG.
.2. MoGe Selection Press the [F1] button to go through the op-
eration modes in the order of “Cool”, “Dry”,
“Fan”, “Auto”, and “Heat”. Select the desired
operation mode.
Cool Dry Fan
Auto Heat
Operation modes that are not available to
the connected outdoor unit models will not
appear on the display.
What the ElinNing PoGe icon Peans
The mode icon will blink when other indoor units in the same refrigerant
system (connected to the same outdoor unit) are already operated in a
different mode. In this case, the rest of the unit in the same group can
only be operated in the same mode.
AutoPatic operation
ŶAccording to a set temperature, cooling operation starts if the room tem-
perature is too hot and heating operation starts if the room temperature
is too cold.
ŶDuring automatic operation, if the room temperature changes and re-
mains 2.0 °C, 4 °F or more above the set temperature for 15 minutes,
the air conditioner switches to cool mode. In the same way, if the room
temperature remains 2.0 °C, 4 °F or more below the set temperature for
15 minutes, the air conditioner switches to heat mode.
F1 F2 F3 F4
83
F
83
F
Cool Room AutoSet temp.
Mode Temp. Fan
Fri
InforPation for Pulti systePair conGitioner OutGoor
unit: M;= series
ŶMulti systePair conGitioner OutGoor unit: M;= seriescan
connect tZo or Pore inGoor units Zith one outGoor unit. AccorGing
to the capacity2 or Pore units can operate siPultaneously.
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simultaneously, one for the cooling and the other for heating, the
operation mode of the indoor unit that operates earlier is selected.
The other indoor units that will start the operation later cannot operate,
indicating an operation state in blinking.
In this case, please set all the indoor units to the same operation
mode.
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mode. Cannot change over to the operating mode “Cool”/“Heat” and
becomes a state of standby.
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unit is being done, it takes a few minutes (max. about 15 minutes) to
blow out the warm air.
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into it.
.. TePperature setting
CoolDryHeatanGAuto!
Cool Room AutoSet temp.
Mode Temp. Fan
Fri
84
F
84
F
Example display
(Centigrade in 0.5-degree increments)
F1 F2 F3 F4
83
F
83
F
Cool Room AutoSet temp.
Mode Temp. Fan
Fri
Press the [F2] button to decrease the preset temperature, and press the
[F3] button to increase.
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ferent operation modes.
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1-degree increments, or in Fahrenheit, depending on the indoor unit
model and the display mode setting on the remote controller.
Cool mode 15 minutes (switches from
heating to cooling)
Set temperature +2.0 °C, +4 °F
Set temperature
Set temperature -2.0 °C, -4 °F
15 minutes (switches from
cooling to heating)


. Operation
.. Fan speeGsetting
F1 F2 F3 F4
Cool Room Set temp.
Mode Temp. Fan
Fri
83
F
83
F
Press the [F4] button to go through the fan speeds in the following order.
Auto
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units.
Notes:
ƔThe nuPEer of aYailaEle fan speeGs GepenGs on the type of unit
connecteG.
ƔIn the folloZing casesthe actual fan speeGgenerateGEy the unit
Zill Giffer froPthe speeGshoZn the rePote controller Gisplay.
1.While the Gisplay is in ³STAND %Y” or ³DEFROST” states.
2.When the tePperature of the heat e[changer is loZin the heat-
ing PoGe.
e.g. iPPeGiately after heating operation starts
In HEAT PoGeZhen rooPtePperature is higher than the teP-
perature setting.
.When the unit is in DRY PoGe.
.5. AirÀoZGirection setting
.5.1 NaYigating through the Main Penu
Accessing the Main Penu!
F1 F2 F3 F4
Main
Main display:
Cursor Page
Main menu
Vane·Louver·Vent. (Lossnay)
High power
Timer
Weekly timer
OU silent mode
ItePselection!
F1 F2 F3 F4
Main
Main display:
Cursor Page
Main menu
Vane·Louver·Vent. (Lossnay)
High power
Timer
Weekly timer
OU silent mode
Cursor
Press the [MENU] button.
The Main menu will appear.
Press [F1] to move the cursor down.
Press [F2] to move the cursor up.
NaYigating through the pages!
F1 F2 F3 F4
Main
Main display:
Cursor Page
Main menu
Vane·Louver·Vent. (Lossnay)
High power
Timer
Weekly timer
OU silent mode
page
SaYing the settings!
F1 F2 F3 F4
OU silent mode
Mon Tue Wed Thu Fri Sat Sun
Start Stop Silent
-
Setting display:
day
E[iting the Main Penu screen!
F1 F2 F3 F4
83
F
83
F
Cool Room Set temp.
Mode Temp. Fan
Fri
If no buttons are touched for 10 minutes, the screen will automatically
return to the Main display. Any settings that have not been saved will
be lost.
Display of unsupporteGfunctions!
F1 F2 F3 F4
Title
Not available
Unsupported function
Return:
Press [F3] to go to the previous page.
Press [F4] to go to the next page.
Select the desired item, and press
the [SELECT] button.
The screen to set the selected item
will appear.
Press the [RETURN] button to exit
the Main menu and return to the
Main display.
The message at left will appear
if the user selects a function not
supported by the corresponding
indoor unit model.

9
Outlet No. 2 Outlet No. 3
Outlet No. 1 Outlet No. 4
. Operation
.5.2 9aneā9ent. Lossnay
Accessing the Penu!
F1 F2 F3 F4
Main
Main display:
Cursor Page
Main menu
Vane·Louver·Vent. (Lossnay)
High power
Timer
Weekly timer
OU silent mode
9ane setting!
F1 F2 F3 F4
Fri
Swing Off
LouverVent.Vane
9ent. setting!
F1 F2 F3 F4
Fri
Low
Vent.
Returning to the Main Penu!
F1 F2 F3 F4
Main
Main display:
Cursor Page
Main menu
Vane·Louver·Vent. (Lossnay)
High power
Timer
Weekly timer
OU silent mode
Select “Vane·Louver·Vent.
(Lossnay)” from the Main menu
(refer to page 8), and press the
[SELECT] button.
Press the [F1] or [F2] button to go
through the vane setting options:
“Step 1”, “Step 2”, “Step 3”, “Step
4”, “Step 5”, “Swing” and “Auto”.
Select the desired setting.
Swing
Auto
Select “Swing” to move the vanes
up and down automatically.
When set to “Step 1” through “Step
5”WKHYDQHZLOOEH¿[HGDWWKH
selected angle.
Press the [F3] button to go through
the ventilation setting options in the
order of “Off”, “Low”, and “High”.
* Settable only when LOSSNAY
unit is connected.
Off Low High
Off Low High
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units may be interlocked with
certain models of ventilation units.
Press the [RETURN] button to go
back to the Main menu.
Remote controller setting
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tion setting of remote controller.
Fixed
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in particular direction.
* When it is cold because of direct
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HoZto set the ¿[eGupGoZn air Girection!
Note:
ƔThis function cannot Ee set GepenGing on the outGoor unit to Ee
connecteG.
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DOWN air direction setting of remote controller.)
ŶE[planation of ZorG
“Refrigerant address No.” and “Unit No.” are the numbers given to
each air conditioner.
“Outlet No.” is the number given to each outlet of air conditioner.
(Refer to the illustration below.)
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Step 1
Step 4
Auto
Step 2
Step 5
Step 3
Swing
Notes:
ƔDuring sZing operationthe Girectional inGication on the screen
Goes not change in sync Zith the Girectional Yanes on the unit.
ƔAYailaEle Girections GepenGon the type of unit connecteG.
ƔIn the folloZing casesthe actual air Girection Zill Giffer froPthe
Girection inGicateGon the rePote controller Gisplay.
1. While the Gisplay is in ³STAND %Y” or ³DEFROST” states.
2. IPPeGiately after starting heat PoGe Zhile the systePis Zait-
ing for the PoGe change to taNe effect.
. In heat PoGeZhen rooPtePperature is higher than the teP-
perature setting.
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Note:
The outlet No. is inGicateGEy the nuPEer of grooYes on Eoth
enGs of each air outlet. Set the air Girection Zhile checNing the
inforPation shoZn on the rePote controller Gisplay.
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1
. Operation. Operation
ŶManual Yane angle WireGrePote controller
F1 F2 F3 F4
Main
Main display:
Cursor Page
Main menu
Maintenance
Initial setting
Service
F1 F2 F3 F4
Maintenance menu
Main menu:
Cursor
Auto descending panel
Manual vane angle
3D i-See sensor
F1 F2 F3 F4
Manual vane angle
Input display:
Cur. Address Check
Ref. address
Unit No.
Identify unit Check button
F1 F2 F3 F4
F1 F2 F3 F4
Manual vane angle
Manual vane angle
Select:
Setting
Outlet Angle
Note:
Do not set the Graft reGuction in an enYironPent Zith high huPiGity.
OtherZiseconGensation Pay forPanGGrip.
1Select “Maintenance” from the
Main menu (refer to page 8), and
press the [SELECT] button.
2Select “Manual vane angle” with
the [F1] or [F2] button, and press
the [SELECT] button.
3Move the cursor to “Ref. address”
or “Unit No.” with the [F1] button
to select.
Select the refrigerant address
and the unit number for the units
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with the [F2] or [F3] button, and
press the [SELECT] button.
 5HIDGGUHVV5HIULJHUDQWDG-
dress
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the unit.
The vane of only the target
indoor unit is pointing downward.
4The current vane setting will ap-
pear.
Select the desired outlets from
1 through 4 with the [F1] or [F2]
button.
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3, 4, (all outlets)”
Press the [F3] or [F4] button to
go through the option in the order
of “No setting (reset)”, “Step 1”,
“Step 2”, “Step 3”, “Step 4”, “Step
5” and “Draft reduction*”.
Select the desired setting.
* Draft reduction
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ting is more horizontal than the
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setting in order to reduce a drafty
feeling. The draft reduction can
be set for only 1 vane.
Ŷ9ane setting
Press the [SELECT] button to save the settings.
A screen will appear that indicates the setting information is being trans-
mitted.
The setting changes will be made to the selected outlet.
The screen will automatically return to the one shown above (step 5)
when the transmission is completed.
Make the settings for other outlets, following the same procedures.
If all outlets are selecteG Zill Ee GisplayeGthe ne[t tiPe
the unit goes into operation.
Navigating through the screens
To go back to the Main menu................[MENU] button
To return to the previous screen ..........[RETURN] button
Step 1 Step 2
Step 3
No setting
Draft
reduction* All outlets
Step 5Step 4