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Problem Possible Cause Remedy
[1] The icemaker will not
start. (continued)
h) Control Transformer 1. Coil winding open or
shorted.
1. Replace.
i) Wiring to Control Board 1. Loose connections or
open.
1. Check for continuity and
replace.
j) Interlock Switch
(Cleaning Valve)
1. Open position. 1. Move to closed position.
2. Bad contacts. 2. Check for continuity and
replace.
k) Thermistor 1. Leads shorted or open
and high temperature
or harvest backup
timer safety operates
(1 beep or 2 beep
alarm).
1. See "IV.E. Thermistor
Check."
l) 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.
m)Inlet Water Valve 1. Mesh lter or orice
gets clogged and
water supply cycle
does not nish.
1. Clean.
2. Coil winding open. 2. Replace.
3. Wiring to inlet water
valve.
3. Check for loose
connection or open, and
replace.
n) Float Switch 1. Bad contacts. 1. Check for continuity and
replace.
2. Float does not move
freely.
2. Clean or replace.
o) Control Board 1. Defective or in alarm. 1. See "IV.B. Control Board
Check."
[2] Fill cycle will not
terminate.
a) Water Supply 1. Water supply off or
pressure too low.
1. Check and get
recommended pressure.
b) Float Switch 1. Connector
disconnected.
1. Reconnect.
2. Defective switch. 2. Check and replace.
3. Float does not move
freely.
3. See "IV.D. Float Switch
Check and Cleaning."
c) Control Board 1. Defective. 1. See "IV.B. Control Board
Check."
[3] Compressor will
not start or stops
operating.
a) Magnetic Contactor 1. Bad contacts. 1. Check for continuity and
replace.
2. Coil winding open. 2. Replace.
b) Start Capacitor or Run
Capacitor
1. Defective. 1. Replace.