CHECK AND TEST 1
Step 1
Unscrew with cross head screw driver.
Step 2
Remove the mainboard cover.
Step 3
Press SW1 button to start auto test.
Step 4
Use multimeter to test the voltage of output for compressor
DIAGNOSIS 1
PROCEDURE 1
Step 1
Unscrew with cross head screw driver.
Step 2
Remove the mainboard cover.
Step 3
Disconnect the terminals.
Step 4
Loosen the buckle.
Step 5
Take out mainboard.
Reverse above steps to install a new board.
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