26
Problem
Possible Cause
Remedy
[1] The icemaker will not
start. (continued)
j) Thermistor
1. Leads shorted or
opened and high
temperature or harvest
backup timer safety
operates. (1 beep or 2
beep alarm)
1. See "II.D. Harvest Control
– Thermistor."
k) Hot Gas Valve
1. Continues to open
in freeze cycle and
freeze timer safety
operates. (3 beep
alarm)
1. Check for hot gas valve
stuck open and replace.
l) Inlet Water Valve
1. Mesh filter or orifice
gets clogged and
water supply cycle
does not finish.
1. Clean.
2. Coil winding opened. 2. Replace.
3. Wiring to water valve. 3. Check for loose
connection or open, and
replace.
m)Control Board
1. Defective or in alarm. 1. See "II.C.4. Control Board
Check Procedure."
[2] Water continues to
be supplied, and the
icemaker will not
start.
a) Float Switch
1. Connector
disconnected.
1. Reconnect.
2. Defective switch.
2. Check and replace.
3. Float does not move
freely.
3. Clean or replace.
b) Control Board
1. Defective.
1. See "II.C.4. Control Board
Check Procedure."
[3] Compressor will
not start or stops
operating.
a) Magnetic Contactor
1. Bad contacts.
1. Check for continuity and
replace.
2. Coil winding opened. 2. Replace.
b) Start Capacitor or Run
Capacitor
1. Defective.
1. Replace.
c) Internal Overload
Protector Open (check
1 through 3 to the right
and d through f below)
1. Loose terminal.
1. Tighten or replace.
2. Voltage.
2. Check and correct.
3. Dirty condenser.
3. Clean.
d) Starter
1. Bad contacts.
1. Check and replace.
2. Coil winding opened. 2. Replace.
e) Compressor
1. Power supply not
within specifications.
1. Refer to nameplate and
correct.
2. Wiring to compressor. 2. Check for loose
connection or open, and
replace.
3. Defective.
3. Replace.
4. Protector tripped.
4. Reduce temperature.
f) Control Board
1. No power to contactor. 1. See "II.C.4. Control Board
Check Procedure."
