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Freeze-Up - Possible Cause
13. Thermostatic Bin Control
See "II.D. Bin Control Check"
1. Evaporator
2. Spray Tubes and/or Spray
Guides
3. Refrigerant Charge
4. Control Board
See "II.C. Control Board Check"
5. Inlet Water Valve
6. Float Switch
See "II.E. Float Switch Check
and Cleaning"
7. Pump Motor
8. Thermostatic Expansion Valve
9. Liquid Line Valve
a) Defective.
Freeze Cycle
a) Scaled up.
b) Damaged.
a) Dirty.
b) Out of position.
a) Low.
a) Freeze timer (S4 dip switch 9 & 10) set incorrectly.
b) Defective.
a) Leaking by.
a) Float does not move freely.
b) Defective.
a) RPM too slow.
b) Impeller damaged.
a) Bulb loose or defective.
a) Restricted.
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