30
PROBLEM POSSIBLE CAUSE REMEDY
[2] Water
continues to be
supplied, and
the icemaker
will not start.
a) Float Switch 1. Connector disconnected. 1. Reconnect.
2. Leads open or defective
switch.
2. Check and replace.
3. Float does not move freely. 3. Clean or replace.
b) Control Board 1. Defective. 1. Replace.
[3] Compressor
will not start or
operates
intermittently.
a) Control Switch 1. WASH position. 1. Move to ICE position.
2. Bad contacts. 2. Check and replace.
b) High Pressure
Control (KM-160
only)
1. Dirty air filter or condenser. 1. Clean.
2. Ambient temperature too
warm.
2. Reduce ambient
temperature.
3. Refrigerant overcharged. 3. Recharge.
4. Fan not operating. 4. See chart 1 - [6].
5. Condenser water pressure
too low or off (water-cooled
model).
5. Check and get
recommended pressure.
6. Condenser water
temperature too warm
(water-cooled model).
6. Check and get
recommended
temperature.
7. Refrigerant line or
components plugged.
7. Clean and replace drier.
c) Overload
Protector
1. Bad contacts. 1. Check for continuity and
replace.
2. Voltage too low. 2. Increase voltage.
3. Refrigerant overcharged or
undercharged.
3. Recharge.
d) Starter 1. Bad contacts. 1. Check and replace.
2. Coil winding open. 2. Replace.
e) Start Capacitor 1. Defective. 1. Replace.
f) Power Relay 1. Bad contacts. 1. Check for continuity and
replace.
2. Coil winding open. 2. Replace.
g) Compressor 1. Wiring to compressor. 1. Check for loose
connection or open, and
replace.
2. Defective. 2. Replace.
3. Protector tripped. 3. Reduce temperature and
verify cause.
h) Control Board 1. Defective. 1. See “II. C. Control Board
Check”.
i) Condenser, Air
Filter
1. Clogged with dirt and dust. 1. Clean and unclog.
j) Water Regulating
Valve
(water-cooled
model)
1. Set too high. 1. Adjust lower.
2. Clogged or defective. 2. Clean or replace.
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