Emergency operation (Malfunction of electronic controller)

Procedure 1 : For cooling operation
Step 1 : Setting of electronic controller
Step 2 : Setting of Electronic expansion valve
Step 3 : Setting of Suction modulating valve
Step 1-1 Find connector on the back of electronic controller
Emergency connector 1 and 2
(For COOL / HEAT)
Emergency connector receptacle
CN5 : Power supply connector

Step 1-2 Disconnect power supply connector ( CN5 )

Step 1-3 Remove “YELLOW cap” on the emergency connector receptacle and Connect “ Emergency connector 1 and 2” to Emergency connector receptacle.
Emergency connector 1 (8 pin) CN8
Emergency connector 2 ( 2 pin) CN9
Continue to step 2