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Sealed System - Evaporator
Evaporator (LOKRING Method)
Removing Evaporator
:
1.
Disconnect power to the refrigerator.
2. Recover refrigerant.
3.
Remove freezer shelving (if applicable).
4.
Remove ice maker if installed (see
Ice Maker
Removal
section in this Guide).
5.
Remove the air tower (see
Air Tower Removal
section in this Guide).
6.
Remove the evaporator cover (see
Evaporator
Cover Removal
section in this Guide).
7.
Remove evaporator fan (see
Evaporator Fan
Removal
section in this Guide).
8. Remove the defrost thermostat from the
evaporator (see
Defrost Thermostat Removal
section in this Guide).
9.
Remove the defrost heater (see
Defrost Heater
Removal
section in this Guide).
10.
Disconnect the ground wire from the evaporator
and position all wiring to allow for evaporator
removal.
11.
Loosen the two 1/4 in. hex head screws from the
evaporator support.
CAUTION
: Tubing must be clean and free from burrs
when using LOKRING.
NOTE
: LOKRING connector P/N WR97X10021 must
be used. Two LOKRING connectors are required.
12.
Replace the evaporator using the LOKRING
method (see Pub # 31-9067).
• Cut the copper lines of the old evaporator
as close as possible to the aluminum
evaporator tubes.
• Cut the copper lines of the new evaporator
1-1/8 inch from the edge of the aluminum
evaporator tubes.
•
Defrost thermostat can be moved from the
horizontal part of the copper line, to the
vertical part just above the bend.
13. Install a replacement drier.
14. Evacuate and recharge the system using
currently accepted procedures.
