Viking VUAR140 Troubleshooting Guide download pdf (Page 84)

Ice Maker Troubleshooting Chart ---VCBB Bottom Freezer – Refrigerator

No or Low Ice Production

Problem Action

Warm freezer Adjust freezer control or repair refrigerator

Broken locking tab on vertical cam Replace module

Shorted and burned module shut-off Replace module

switch and contacts

Stalled or stripped motor Replace module

2:30 Ejector Position

Contaminated module. Replace module

Motor won’t run when “T” and “H” test

points are shorted.

Open or missing thermostat Replace or install thermostat

Apply Alumilastic

No power to ice maker (harness) Determine discontinuity by tracing power

Jammed cubes Un-jam cubes

Notice size and density of cubes Check fill tube cup assembly

Frozen fill tube Replace water valve

Kinked water line Un-kink line and check line for weak sections

Obstructed water line to ice maker or Clear water lin

refrigerator.

Clogged water valve Replace water valve

No power to water valve Determine discontinuity by tracing power

Low water pressure Short “T” and “H” test points for 10 seconds.

Remove jumpers. Catch water in glass.

Increase water pressure to 20-120 (1.4-8.2 bar)

140cc’s.

Open heater circuit Replace mold and heater assembly

Closed thermostat Replace thermostat

Damaged heater tulips on module Replace module

Short heater pins that do not Replace mold and heater assembly

contact module

Raised shut-off arm Lower shut-off arm to begin cycle

Water or ice in actuator/housing hole Remove module

Dry actuator and housing hole

Small or burred housing hole Repair or replace ice maker

Large or burred actuator O.D. Replace module

Damaged module housing Replace module

Deformed shut-off arm Replace shut-off arm

Little or no alumilastic on thermostat Apply alumilastic to thermostat

Housing to mold screws not seated Tighten 2 screws (20-26 in.lb) (22.8-29.6 cm.kg)

Heater not staked in mold Replace mold and heater assembly

Apply alumilastics

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Viking VUAR140 Troubleshooting Guide Page 84

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