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En-10

4.4.1. Wired or Simple remote controller wiring method

•  

The optional parts wiring method for “Wired remote controller” or “Simple remote 
controller” is as follows.

2

1

3

4

Cable with core

Cable (Place along)

to remote controller

Hook (L) + Cable (Back)

Communication kit

Communication kit

Hook (L) 

Cable (Back)

Hook (R) 

Cable (Front)

Core (large)

Close

Cable tie

(Fixed diagonally)

Push mount cable tie

Connection 

number (P 190)

Control cover

Vinyl tape

•  Install the control cover.

4.4.2. External input and output 

 

External input

•  Indoor unit functions such as Operation/Stop or Forced stop can be done by using 

indoor unit terminals.

•  “Operation/Stop” mode or “Forced stop” mode can be selected with function setting of 

indoor unit.

•  A twisted pair cable (22 AWG) should be used. Maximum length of cable is 150 m.
•  Use an external input and output cable with appropriate external dimension, depending 

on the number of cables to be installed.

•  The wire connection should be separate from the power cable line.

 Dry contact terminal

When a power supply is unnecessary at the input device you want to connect, use the Dry 
contact terminal.

*1

PCB

Connector
(CN14/CN15)

Connected device

*1:  The switch can be used on the 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 is restricted.

 When function setting is “Operation/Stop” mode 2.

Input signal

Command

OFF 

 ON

Operation

ON 

 OFF

Stop (R.C. disabled)

NOTE:

  For details, refer to “

 Combination of external input and output” in “5.1. Function 

details”.

 

External output

•  A twisted pair cable (22AWG) should be used. Maximum length of cable is 25 m.
•  Use an external input and output cable with appropriate external dimension, depending 

on the number of cables to be installed.

•  Output voltage: Hi DC12V±2V, Lo 0V.
•  Permissible current: 50mA

Output select

 When interlocking with external device

Connector
(CN20/CN21/

CN22/CN23)

PCB

Connected 

device

Relay (Locally purchased)

or

 When displaying “Operation/Stop”

Connector
(CN20/CN21/

CN22/CN23)

PCB

Connected device

Resistor

LED

Operation behavior

*If function setting “60” is set to “00”, refer to “5.  FUNCTION SETTING”.

 4.5. Side panel L and control cover installation

]

Install Side panel L and control cover by the reverse procedures as stated in “4.3. Side 
panel L and control cover removal”.

9378533080-04_IM.indb   10

9378533080-04_IM.indb   10

2022/2/14   15:13:14

2022/2/14   15:13:14

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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