© 2010 Viking Preferred Service
63
Service Diagnostics and Procedures
Evaporator Fan (continued)
6. Disconnect wiring and un clip thermostat.
7. Repair or replace fan.
8. Reverse procedure to reinstall.
Defrost Heater
The unit use a heater to help remove ice build
up during the defrost cycle. When the defrost
terminator closes, voltage is supplied to the heater
via the control board.
To access defrost heater:
1. Remove upper bins (see supper bin section,
page 59).
2. Remove freezer door and rail assemblies
(see freezer door and rail assembly section,
page 60).
3. Remove left and right glide adapters (see
glide adapter section, page 60).
4. Remove thermistor cover (see freezer thermistor
section, page 61).
5. Remove evaporator cover (see evaporator cover
section, page 62).
6. Remove securing screws.
Evaporator Fan
Wiring
Evaporator Fan
Wiring
Defrost Thermostat
WARNING
To avoid risk of electrical shock, personal injury, or death, disconnect electrical power to unit using power
switch before servicing. Wires removed during disassembly must be replaced on proper terminals to insure
correct earth ground and polarization. After servicing, reconnect power using power switch.
Screw
Screw
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