© 2011 Viking Preferred Service
52
Troubleshooting Guide
Below and on the following pages are some general guides should a problem be detected. Please refer to the
test procedures in this manual to determine the defective component.
Problem Probable Cause Correction
Unit will not operate Power supply
Circuit breaker
Power switch
Verify voltage
Reset breaker
Turn to the “ON” position
Unit runs continually Control setting
Door seal
Dirty condenser
Condenser/evaporator fan
Control board
Heat exchanger
Move to medium setting
Verify closure, replace if needed
Clean condenser coil
Verify movement/operation of fan
Verify operation
Verify heat exchanger has not separated
Frost on evaporator Defrost thermostat
Evaporator fan
Defrost heater
Door seal
Check indicator
Check connection and possible short/open condition
Verify operation and ohm heater
Verify closure, replace if needed
Unit running and no lights Sabbath Mode
Open circuit
Take out of Sabbath Mode
Replace control board
Replace light switch
Replace light bulb
Power Problems Probable Cause Correction
No power to ice maker at
connector socket
No continuity Determine discontinuity by tracing power
No power to water valve No continuity Determine discontinuity by tracing power
Water Problems Probable Cause Correction
No water to refrigerator Supply
Supply line
Water valve
Turn on supply
Look for obstructions in line
Look for obstruction in valve
Verify valve operation
No water to ice maker Supply
Supply line
Water valve
Turn on supply
Look for obstructions in line
Look for obstruction in valve
Verify valve operation
Clogged water valve Water valve Replace water valve
Insufficient water to ice
maker (with correct fill
time)
Restriction in supply line
Water Valve
Remove restriction
Repair or replace water valve
Service Diagnostics and Procedures
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