CHECK AND TEST 1

Step 1

Unscrew cover of mainboard with a Cross-head screwdriver. 

Step 2

Power on and measure the output of mainboard for compressor.

DIAGNOSIS 1


PROCEDURE 1

Step 1

Disconnect terminals. 

Step 2

Unscrew the mainboard. 

Step 3

Prize off the buckle to take mainboard away.


Reverse above steps to install a new board. 

DIAGNOSIS 2


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