– 43 –
Note:
The evaporator cover is attached to the
evaporator compartment with two 1/4-in. hex-head
screws, 3 bottom tabs, and 8 snap tabs located on
the back of the cover.
21. Remove the two 1/4-in. hex-head screws that
attach the evaporator cover to the fan bracket.
Bottom Tab
Bottom Tab
Bottom Tab
22. Grasp and pull the right side of the fan opening
towards the front of the freezer to release the
right side snap tabs.
23. Pull out the left side of the cover and carefully
remove it from the evaporator compartment.
Replacing Evaporator Using the Brazing
Method
Parts Needed:
Freezer Evaporator
•
Drier Assembly
•
Access Tube (part # WJ56X61)
•
Heat Shield Kit (part # WX5X8926)
•
Caution:
A heat shield kit is required for this
procedure to prevent damage to the plastic interior
(liner) of the freezer compartment.
Note:
If it is determined that the epoxy joints (the
transition joint between the aluminum and copper
jumper) on the freezer evaporator assembly are
defective, then LOKRING connectors can be used to
repair the joints. Refer to Service Guide #31-9067 for
complete instructions on using the LOKRING method
of installing an evaporator.
Unplug the refrigerator.
1.
Remove the rear access cover and evacuate the
2.
sealed system.
Remove components necessary to expose the
3.
evaporator. (See
Evaporator
.
)
Note the location of the thermistor and over-
4.
temperature thermostat on top of the old
evaporator and remove.
Remove heater from bottom of evaporator.
5.
Bundle remaining wires and tape high on the
back wall of freezer.
Apply a liberal amount of thermal paste to
6.
suction line where it enters the rear wall of
freezer.
Insert the brazing shield behind the joints of the
7.
evaporator inlet and outlet to protect the liner.
Use torch to heat the joints of the evaporator
8.
inlet and outlet, separate the joints and clean
the suction line and the capillary surface.
Loosen the 2 Phillips-head screws that hold the
9.
evaporator in place. Note locations of the heat
transfer wires at the sides of old evaporator.
These are needed to transfer heat to the turns of
the evaporator during the defrost cycle. Remove
the transfer wires and save for new evaporator
installation. Remove the old evaporator.
Install the new evaporator and tighten the 2
10.
Phillips-head screws.
(
Continued next page
)
