Viking VCSB542 Service Manual page 77

Service Diagnostics and Procedures
Ice Problems
Jammed cubes (small or oversized cubes)
Hollow cubes
Ice build-up on ejector blades
Cubes falling back into mold during ejection
Cubes falling over back of ice maker
Power Problems
No power to ice maker at connector socket
No power to water valve
Water Problems
No water to refrigerator
No water to ice maker
Clogged water valve
Insufficient water to ice maker
(with correct fill time)
Low water pressure at supply
Low water pressure at water valve
Excessive water pressure
Low water fill volume
Excessive water fill volume
Water overflows fill cup
Water overflows mold
Leaky water valve
Temperature Problems
Freezer too warm
© 2010 Viking Preferred Service
Action
Adjust fill level or level ice maker or refrigerator
Adjust low fill or remove restrictions in supply line
Level ice maker or refrigerator
Remove obstructions to air flow at fill end so it freezes before
thermostat end
Usually caused by hollow cubes
See hollow cubes above
Remove ice maker, thaw out
If some cubes are small, check fill level
Check if fill cup is displaced and blocking ice
Fix fill cup or replace ice maker
Check if fill cup is displaced and blocking ice
Fix fill cup or replace ice maker
Action
Determine discontinuity by tracing power
Determine discontinuity by tracing power
Action
Turn on supply
Look for obstructions in supply line or valve
Look for obstructions in water valve or fill tube
Clean or replace water valve depending on type
Check for restrictions in supply line and valve, especially saddle valves
Increase water pressure to 20 – 120 PSI
Look for restrictions in line
Install pressure regulator and set to 60 PSI
Adjust water fill screw, clear obstructions in supply line or supply valve,
or replace water valve
Adjust water fill screw, reduce water pressure, or replace water valve
Reposition fill-tube in fill cup or remove obstruction in fill cup
Adjust water fill screw, level ice maker or refrigerator, reduce water
pressure, or replace water valve or ice maker
Tighten connections or replace water valve
Action
Adjust freezer setting or repair refrigerator
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