49
Freeze Up - Possible Cause
Freeze Cycle
1. Evaporator a) Scaled up.
b) Damaged.
2. Separators a) Out of position.
3. Spray Tubes and/or Spray
Guides
a) Dirty.
b) Out of position.
4. Refrigerant charge. a) Low.
5. Check Valve a) Defective.
6. Control Board
See "IV.B.ControlBoardCheck."
a) Freeze timer set incorrectly.
b) Defective.
7. Inlet Water Valve a) Leaking by.
8. Float Switch
See"IV.D.FloatSwitchCheck
andCleaning."
a) Float does not move freely.
b) Defective.
9. Pump Motor a) RPM too slow.
10. Expansion Valve (TXV) a) Defective.
11. Headmaster (C.P.R.) (remote
condenser unit)
a) Defective.
12. Water Regulating Valve
(water-cooled model)
See"IV.F.AdjustmentofWater
RegulatingValve."
a) Out of adjustment.