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Low Ice Production - Possible Cause
6. Control Board
See "IV.B. Control Board Check."
a) Float switch connection loose (K5).
b) Defective.
7. Hot Gas Valve a) Erratic or open.
8. Inlet Water Valve a) Leaking by.
9. Float Switch
See "IV.D. Float Switch Check
and Cleaning."
a) Float does not move freely or defective switch.
10. Compressor a) Inefficient or off.
11. Pump Motor a) RPM too slow.
12. Liquid Line Valve (if applicable) a) Erratic or closed.
13. Expansion Valve (TXV) a) Bulb loose.
b) Defective.
14. Headmaster (C.P.R.) (remote
condenser unit)
a) Not bypassing.
15. Water Regulating Valve
(water-cooled model)
See "IV.F. Adjustment of Water
Regulating Valve."
a) Insufficient water supply.
b) Out of adjustment or defective.
c) Clogged.