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En-12

 

Auto restart

Enable or disable automatic restart after a power interruption.

(

...  Factory setting)

Function num-

ber

Setting 

value

Setting description

40

00

Enable

01

Disable

* Auto restart is an emergency function such as for power outage etc. Do not attempt to 

use this function in normal operation. Be sure to operate the unit by remote controller or 
external device.

 

Room temperature sensor switching

(Only for wired remote controller)
When using the Wired remote controller temperature sensor, change the setting to “Both” (01).

(

...  Factory setting)

Function num-

ber

Setting 

value

Setting description

42

00

Indoor unit

01

Both

00: Sensor on the indoor unit is active.
01: Sensors on both indoor unit and wired remote controller are active.
* Remote controller sensor must be turned on by using the remote controller

 

Remote controller custom code

(Only for wireless remote controller)
The indoor unit custom code can be changed. Select the appropriate custom code.

(

...  Factory setting)

Function num-

ber

Setting 

value

Setting description

44

00

A

01

B

02

C

03

D

 

 Combination of external input and output

By combining the function setting of the indoor unit, you can select various combinations 
of functions.
Combination examples of external input and output are as follows:

(

...  Factory setting)

Function 

number

Setting 

value

Setting description

External input control

CN14

CN15

46

00 

Operation/Stop mode 1

(R. C. enabled)

Forced thermostat Off

01

(Setting forbidden)

02

Forced stop mode

03

Operation/Stop mode 2

(R. C. disabled)

(

...  Factory setting)

Function 

number

Setting 

value

Setting description

External output control

CN20

CN21

CN22

CN23

60

00 

Operation/Stop

Error status

Indoor unit fan 

operation status

External heater 

output

09

Error status

Operation/Stop

Indoor unit fan 

operation status

External heater 

output

10

Indoor unit fan 

operation status

Operation/Stop

Error status

External heater 

output

11

External heater 

output

Operation/Stop

Indoor unit fan 

operation status

Error status

 

Setting record

Record any changes to the settings in the following table.

Function 

number

Function setting

Setting value

11

Filter sign

30

Room temperature control for indoor 
unit sensor

Cooling

31

Heating

35

Room temperature control for wired 
remote controller sensor

Cooling

36

Heating

40

Auto restart

42

Room temperature sensor switching

44

Remote controller custom code

46

External input control

60

External output control

After completing the function setting, be sure to disconnect the power and reconnect it 
again.

6. TEST RUN

 WARNING

Do not turn on the power until all installation work is complete.

 CAUTION

When restarting after a long period of disuse in the winter, turn the power switch on at 
least 12 hours before starting the unit.

Check items

 

Is operation of each button on the remote controller normal?

 

Does each lamp light normally?

 

Do air

fl

 ow direction louvers operate normally?

 

Is the drain normal?

 

Do not have an abnormal noise and vibration during operatio

n?

Do not operate the air conditioner in test run for a long time.

NOTES:

  • After test run, a buzzer beeps.

 • 

 

If the indoor unit fan rotates and the ECONOMY lump blinks, refrigerant 
leakage may have occurred.

 • 

 

Open the windows to ventilate the room and contact an authorized service 
personnel.

[Operation method]

Depending on your installation, choose from the following:

 

By the wireless remote controller (with [TEST RUN]) 

(1)  

To start test run, press [START/STOP] and [TEST RUN] on the remote controller. 

(2)  To end test run, press [START/STOP] on the remote controller.

 

By the indoor unit or IR receiver unit 

(1)  

To start test run, press [MANUAL AUTO] of the unit for more than 10 seconds (forced 
cooling). 

(2)  

To end test run, press [MANUAL AUTO] for more than 3 seconds or press [START/
STOP] on the remote controller.

(3)  

The Operation indicator lamp and Timer indicator lamp will simultaneously flash during 
the test run mode.

 

By the wired remote controller 

(1)  

For the operation method, refer to the installation manual and the operation manual of 
the wired remote controller. 

Heating test run will begin in a few minutes when HEAT is selected by the remote control-
ler [reverse cycle model only].

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Summary of Contents for AGHG12KVCA

Page 1: ...ut continuously operating ignition sources for example open flames an operating gas appliance or an operating electric heater Do not pierce or burn Be aware that refrigerants may not contain an odour Keep any required ventilation openings clear of obstruction If the power cable or the connection cable is damaged it must be replaced by the manufacturer its service agent or similar qualified persons...

Page 2: ...quipment being used is suitable for use with flam mable refrigerants i e nonsparking adequately sealed or intrinsically safe 2 4 Presence of fire extinguisher If any hot work is to be conducted on the refrigeration equipment or any associated parts appropriate fire extinguishing equipment shall be available at hand Have a dry powder or CO2 fire extinguisher adjacent to the charging area 2 5 No ign...

Page 3: ...ore carrying out this procedure it is essential that the technician is completely familiar with the equipment and all its details It is recommended good practice that all refrigerants are recovered safely Prior to the task being carried out an oil and refrigerant sample shall be taken in case analysis is required prior to re use of reclaimed refrigerant It is essential that electrical power is ava...

Page 4: ...be purchased separately Additional materials Connection pipe assembly Wall cap Connection cable 4 conductor Saddle Wall pipe Drain hose Decorative tape Tapping screws Vinyl tape Putty Sealant Refrigeration armored tape Insulated staples or clamps for connecting wire refer to your electrical cables Clamps or saddles to secure refrigerant pip ing Refrigeration lubricant 1 1 2 3 Pipe requirement CAUT...

Page 5: ...ote control cable at least 1 m away from a television or radio receivers The purpose of this is to prevent TV reception interference or radio noise Even if they are installed more than 1 m apart you could still receive noise under some signal conditions If children under 10 years old may approach the unit take preventive measures so that they cannot reach the unit When installing pipes shorter tha...

Page 6: ...e top of the indoor unit on the indoor unit wall hook bracket 124 423 703 154 438 Unit mm WARNING Fix the indoor unit with 4 screws surely If improperly installed might cause to injury due to the toppling or falling Install the indoor unit at the place that has adequate strength Install the indoor unit so that the installed unit can withstand the weight of adult body weight If improperly installed...

Page 7: ... from entering the pipes Die A Pipe B L Check if L is flared uniformly and is not cracked or scratched Pipe outside diameter mm in Dimension A mm Dimension B mm Flare tool for R32 clutch type 6 35 1 4 0 to 0 5 9 1 9 52 3 8 13 2 12 70 1 2 16 6 15 88 5 8 19 7 19 05 3 4 24 0 When using conventional flare tools to flare R32 pipes the dimension A should be approx imately 0 5 mm more than indicated in t...

Page 8: ...cable clamp always fasten the cable at the plastic jacket portion but not at the insulator portion If the insulator is chafed electric leakage may occur Always connect the ground earth wire Improper earthing grounding work can cause electric shocks Do not use the ground earth screw for the indoor unit to the outdoor unit unless it is specified When the flare nut is tightened properly by your hand ...

Page 9: ...ON WORK 4 1 Before install optional remote controller When you use optional remote controller some functions may not be used Please use the recommended optional remote controller CAUTION Before installing be sure to disconnect all power supply Don t touch the heat exchanger During installing or removing operation be sure not to have wire caught by parts or draw it hard Or it may result troubles to...

Page 10: ...he following condition DC 12 V to 24 V 1 mA to 15 mA Operation behavior Input signal type Edge ON OFF When function setting is Operation Stop mode 1 Input signal Command OFF ON Operation ON OFF Stop When function setting is Forced stop mode Input signal Command OFF ON Forced stop ON OFF Normal When the forced stop is triggered indoor unit stops and Operation Stop operation by a remote controller i...

Page 11: ...fore reconnecting it The function setting will not become active unless the power supply is disconnected and then reconnected 5 1 Function details Filter sign Select appropriate intervals for displaying the filter sign on the indoor unit according to the estimated amount of dust in the air of the room If the indication is not required select No indication 03 Factory setting Function num ber Settin...

Page 12: ...s Error status Setting record Record any changes to the settings in the following table Function number Function setting Setting value 11 Filter sign 30 Room temperature control for indoor unit sensor Cooling 31 Heating 35 Room temperature control for wired remote controller sensor Cooling 36 Heating 40 Auto restart 42 Room temperature sensor switching 44 Remote controller custom code 46 External ...

Page 13: ...d remote controller error codes will ap pear on the remote control display Refer to the lamp blinking patterns and error codes in the table An error display is displayed only during operation The error code table contains errors irrelevant to this product as well Error display on the indoor unit TIMER LED1 TIMER Lamp orange LED2 OPERATION lamp green LED3 ECONOMY lamp green OPERATION ECONOMY For wi...

Page 14: ...otor 1 error Error display Error code Description LED1 orange LED2 green LED3 green 8 9 98 Outdoor unit fan motor 2 error 9 9 99 4 way valve error 10 9 9A Coil expansion valve error 1 10 A1 Discharge temp error 3 10 A3 Compressor temp error 4 10 A4 High pressure error 5 10 A5 Low pressure error 8 10 A8 Refrigerant leakage suspicion 11 10 AC Heat sink temp error 2 13 J2 Branch boxes error Multi spl...

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