30
No Ice Production - Possible Cause
Freeze Cycle
1. Control Board a) Defective.
2.Star t Relay a) Defective.
3.Star t Capacitor or Run Capacitor a) Defective.
4.Compressor a)External protector.
b) Motor winding.
c) Mechanical failure.
5.High-Pressure Switch Activates a) Dirty condenser.
b) Ambient temperature too warm.
c) Fan motor not operating.
d) Refrigerant overcharged.
e) Defective.
f) Refrigerant lines or components restricted.
6.Fan Motor a) Capacitor defective.
b) Motor winding.
c) Bearing worn out or locked rotor.
7. Evaporator a) Dirty.
b) Damaged or defective.
8.Thermostatic Expansion Valve
(TXV)
a) Bulb loose.
b) Operating erratically.
9.Refrigerant Charge a) Low.
10. Drain Valve a)Dir ty, leaking by.
b) Defective coil.
c) Defective control board.
11. Water System a)Water leaks.
Rell
1. Water Supply a) Off.
2.Control Board a) No power to oat switch or not reading oat switch condition.
b) No power to inlet water valve.
3.Float Switch a)Float does not move freely.
b) Defective.
4.Inlet Water Valve a) Clogged or defective.
Shutdown
1. Bin Control a) Actuator paddle sticking open.
b) Proximity switch defective.
2.Control Board a) Defective.