– 35 –
18. Move the brazing shield behind the fresh food
jumper to the freezer evaporator. Braze the
jumper tube joint. Remove the brazing shield.
Clean and inspect all joints.
19. Remove the old drier by cutting the halo loop
as close as possible to the drier. Install the
new drier assembly (part # WR86X93) making
sure that there is suffi cient space between the
tubing.
20. Install the access tube. Clean and inspect
joints.
21. Replace the heater supplied with the
evaporator. Reinstall foam blocks, thermostat
and thermistors. Dress wiring.
22. Evacuate and charge the system. Use original
factory charge quantity of R-134a. (See
Evacuation and Charging Procedure.)
23. Replace all component parts in the freezer.
24. Reinstall the rear access cover.
Replacing Freezer Evaporator Using the
LOKRING Method
Parts Needed:
Freezer Evaporator (part # WR85X10061)
Drier Assembly (part # WR86X93)
Access Tube (part # WJ56X61).)
LOKRING Connectors (part # WR97X10021)
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 Pub. No. 31-9067 for
more LOKRING information.
1. Follow steps 1 through 6 under
Replacing
Freezer Evaporator Using the Brazing Method.
2. Using the tubing cutter, cut the freezer
evaporator jumper of the check-valve
assembly (top) as close as possible to the
joint of the copper jumper. Cut the jumper
tube (left side) on the inlet of the freezer
evaporator (capillary joint) as close as
possible to the epoxy joint.
•
•
•
•
Suction
Tube
Line
Cut
Here
FF
Evaporator
Outlet
Capillary
Tube
Cut
Here
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