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Service Diagnosis ICEU060
Page 14
SYMPTOM POSSIBLE CAUSE SUGGESTED CORRECTION
Unit will not run. Blown fuse or breaker. Replace fuse and check for cause of
blown fuse or breaker.
Compressor cyles Low voltage. Check voltage at the supply to the
intermittenly. building.
Check circuit for overloading.
Dirty condenser. Clean the condenser.
Restricted air circulation. Allow sufficient air circulation.
Non condensibles in system. Evacuate and recharge with name plate
Amount.
Cubes too small. Cube size control too warm. Check and adust for operation.
Partially restricted cap tube. Recover charge, install new drier,
evacuate, weigh in new charge.
Moisture in system. Same as above.
Overcharged. Same as above.
Undercharged. Same as above. Check for leak.
Cloudy cubes. Spray nozzle clogged. Clean.
Needs cleaning. Clean with approved ice machine
cleaner.
Irregular size cubes, Some jets plugged. Clean jets.
Some cloudy. Shortage of water. Check water supply.
Cubes too large. Cube size control adjusted Check and adjust for proper operation.
improperly.
Decreased ice capacity. Inefficient compressor. Replace compressor.
Low ice capacity. Leaky inlet water valve. Replace water valve.
Non condensibles in system. Replace the refrigerant.
High head pressure. Dirty condenser.
Worn fan motor.
High air or water temperatures.
High air or water temperatures. Relocate machine or water line.
Overcharged. Replace the refrigerant.
Restricted system. Replace the drier and refrigerant.
Poor harvest. Short defrost cycle. Replace the cube size control.
Not enough water. Check water supply.
Hot gas valve does not work. Replace hot gas valve.
Inlet water valve plugged. Replace inlet water valve.
Air and water temperature too low. Relocate machine or water line.
No harvest. Cube size control does not work. Replace cube size control.
Hot gas valve does not work. Replace hot gas valve.
Inlet water valve does not work. Replace inlet water valve.
Excessive water in ice Bin drain plugged. Clean bin drain.
storage bin.