CHECK AND TEST 1

Step 1

Check if Gear is set to max (such as 6 or 7).

Step 2

If gear is set close to Max (such as 6 or 7) and
compressor is always running, turn knob slowly
to warmer gear until the compressor stops.

DIAGNOSIS 1



DIAGNOSIS 2


Note
Check for stable status after gear adjustment.

CHECK AND TEST 2

Step 1

Unscrew.

Step 2

Remove the mainboard cover.

Step 3

Check if terminal is loose, full of foam.

Step 4

If loose, reinsert the terminal. If terminal is full of foam, use tweezers to remove foam.

Step 5

Set potentiometer from max to min.

Step 6

Test resistance of potentiometer at each
gear from terminal in PCB area.

DIAGNOSIS 3

CHECK AND TEST 3

Step 1

After removing foam from terminal and reinserting the terminal, please re-test resistance of potentiometer from terminal in PCB area.

DIAGNOSIS 4

PROCEDURE 1

Step 1

Lever LED cover off.

Step 2

Remove LED cover.

Step 3

Unscrew potentiometer cover.

Step 4

Remove cover from cavity.

Step 5

Disconnect terminal for potentiometer.

Step 6

Disconnect terminal of LED.

Step 7

Unscrew.

Step 8

Take the potentiometer away.

CHECK AND TEST 4

Step 1

Test resistance of potentiometer from terminal in PCB area.

DIAGNOSIS 5

CHECK AND TEST 5

Step 1

Check the connection of wires in foam.

DIAGNOSIS 6
 

PROCEDURE 2

Step 1

Lever LED cover off.

Step 2

Remove LED cover.

Step 3

Unscrew potentiometer cover.

Step 4

Remove cover from cavity.

Step 5

Disconnect terminal for potentiometer.

Step 6

Disconnect terminal of LED.

Step 7

Unscrew.

Step 8

Take the potentiometer away.

Reverse above procedures to install
potentiometer PCB, LED PCB, and cover
back onto cabinet.

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