8.1 RELIABILITY COMPONENT:

BUTTON ON DISPLAY DOESEN'T WORK

CHECK AND TEST 1

Step 1

If you have verified that it is impossible to adjust settings using the button on the display board.

DIAGNOSIS 1

PROCEDURE 1

Step 1

Push a 6mm sucker onto display and turn the knob to strengthen suction force.

Step 2

Attach strap to knob to facilitate pulling out display board.

Tips for proper installation of display.

Tip 1

After connecting terminal, please tape wires in place to prevent crushing by the cover.

Tip 2

After inserting display into cavity, press edge until you hear a clicking sound, this means the board is pushed properly into final position.

Please press all buttons on display board to make sure display functions properly.

CHECK AND TEST 2

Step 1

Check to see if all buttons in display board work well or not.

DIAGNOSIS 2

PROCEDURE 1

Step 1

Lever off the cover on door cap.

Step 2

Remove the screws (in total 2).

Step 3

Pull out the plastic;

Step 4

Disconnect the terminal for display panel.

Step 5

Remove tape.

Step 6

Push display out by the corner.

 

Reverse above steps to install display board. Follow tips carefully:

Tip 1

Please press all buttons on display board to verify if it is working properly. Make sure all words and icons are clear.

Tip 2

If not clear, disassemble and put tape on points indicated by red circles.

CHECK AND TEST 3

Step 1

Check to see if all buttons in display board work well or not.

DIAGNOSIS 3

GO BACK TO FAULT LIST- RELIABILITY