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November 1996 47 RS1200001
Ice Maker Troubleshooting Chart
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
switch and contacts
Replace module
Stalled or stripped motor Replace module
2:30 Ejector Position
Contaminated module.
Motor won't run when “T” and “H” test
points are shorted.
Replace module
Open or missing thermostat Replace or install thermostat
Apply alumilastic
No power to ice maker (harness) Determine discontinuity by tracing power
Jammed cubes
Notice size and density of cubes
Un-jam cubes
Check fill tube and fill-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
refrigerator
Clear water line
Clogged water valve Replace water valve
No power to water valve Determine discontinuity by tracing power
Low water pressure Short “T” & “H” test points for 10 seconds.
Remove jumpers. Catch water in glass.
Increase water pressure to 20 -120 psi (1.4 - 8.2 bar)
140 cc'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
contact module
Replace mold and heater assembly
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 alumilastic
Incorrect heater temperature Replace mold and heater assembly
Apply alumilastic
Broken shut-off lever or
mislocated shut-off switch
Replace module