8.7 RELIABILITY FAULTS:

DOOR ALLIGNEMENT PROBLEMS

CHECK AND TEST 1

Step 1

Vertical misalignment between upper doors.

DIAGNOSIS 1


PROCEDURE 1


Step 1

Unscrew hinge cover.

Step 2

Remove the cover.

Step 3

Disconnect the terminals.

Step 4

Unscrew 3 bolts and remove the top hinge.

Step 5

Remove upper door.

PROCEDURE 2

Step 1

Reworking method:

Add or reduce washer to left or right of middle hinge.

PROCEDURE 3


Tip 1

Don’t forget to add washer onto hinge pin.

Tip 2

When install door onto hinge, please check the match between door- stopper and hinge.

Tip 3

Make sure gasket is attached well.

Tip 4

Make sure gaps between doors are even.

Tip 5

Check whether the gasket plate can be turned over normally when the door is opened or closed.

CHECK AND TEST 2

Step 3

Measure the gap again.

DIAGNOSIS 2


CHECK AND TEST 3

Case 2

Vertical gap between fridge doors is not even.

PROCEDURE 2


Step 1

Move the top hinge inward or outward.

Step 2

Move the middle hinge inward or outward.

DIAGNOSIS 3


CHECK AND TEST 3

Case 3

Misalignment in fore- and-aft direction.

PROCEDURE 3

Step 1

Add or reduce washer in middle hinge or move top and bottom hinge. inward or outward.

DIAGNOSIS 4


CHECK AND TEST 4

Case 4

Gap(s) in horizontal direction is (are) not even or there is vertical misalignment of freezer drawer doors.

PROCEDURE 4

Step 1

Follow the procedure to take the freezer drawer out.
a. Remove the upper freezer drawer.

Step 2

b. Remove the bottom freezer drawer.

CHECK AND TEST 5

Check if the wheels on the cabinet and drawer bracket are broken or not.

DIAGNOSIS 5


CHECK AND TEST 6

If replacing the wheels is not working or the wheels are ok, use square ruler to measure the deformation of drawer brackets and cabinet.

DIAGNOSIS 6


CHECK AND TEST 7

If replacing the drawer door is not working or the drawer doors are
ok, use steel ruler to measure the position information of the wheels on cabinet.


DIAGNOSIS 7


CHECK AND TEST 8

If the wheels’ are in the proper position, use steel ruler to measure the deformation of cabinet.

Use steel ruler to measure the deformation of cabinet.

DIAGNOSIS 8