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Low Ice Production - Possible Cause
Long Freeze Cycle
1. Evaporator a) Scaled up, dirty.
2. Float Switch
See "II.E. Float Switch Check
and Cleaning"
a) Scaled up, dirty.
b) Float sticking.
c) Defective switch.
3. Inlet Water Valve a) Leaking by.
4. Hot Gas Valve a) Erratic or open.
5. Condenser a) Clogged.
6. Control Board
See "II.C. Control Board Check"
a) Float switch connection loose (K5).
b) Defective.
7. Refrigerant Charge a) Low.
8. Thermostatic Expansion Valve a) Bulb loose.
b) Defective.
9. Compressor a) Inefficient or off.
10. Pump Motor a) RPM too slow.
11. Liquid Line Valve a) Erratic or restricted.
12. Headmaster (C.P.R.)
(remote models)
a) Not bypassing.