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3. Low Ice Production
Low Ice Production - Possible Cause
Long Harvest Cycle
1. Evaporator a) Scaled up, dirty.
2. Ice Chute a) Out of position.
b) Damaged.
3. Refrigerant Charge a) Low.
4. Control Board
See "III.B. Settings and
Adjustments."
a) Thermistor connection loose.
b) Harvest control moved from factory setting.
c) Defective.
5. Thermistor
See "II.E. Thermistor Check"
a) Loose, disconnected, or defective.
6. Hot Gas Valve a) Erratic or closed.
7. Inlet Water Valve a) Screen or orice clogged.
8. Compressor a) Inefficient or off.
Long Freeze Cycle
1. Evaporator a) Scaled up, dirty.
2. Inlet Water Valve a) Leaking by.
3. Hot Gas Valve a) Erratic or open.
4. Condenser a) Clogged.
5. Thermistor
See "II.E. Thermistor Check"
a) Loose, disconnected, or defective.
6. Control Board
See "III.B. Settings and
Adjustments."
a) Freeze control set too long.
b) Defective.
7. Refrigerant Charge a) Low.
8. Compressor a) Inefficient or off.
9. Pump Motor a) RPM too slow.