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27
Ice machine disposition Possible causes Corrective action
FLASHINGON or OFF
Legend:
OFFON
6. Ice machine is not making ice.
HI PRESSURE.
POWER
LOW BIN
AUGER ON
REFRIG ON
PURGE
TIME DELAY
CLEANING
SERVICE
HI AMPS
HI PRESS
DRAIN CLOG
HI WATER
CPU
LO WATER
1. High ambient temperatures
>100 F (38 C).
2. Poor ventilation or air
recirculation.
3. Clogged condenser.
4. Fan not working properly. No air
ow.
• Blocked fan blades
• No fan output from PC board
• Faulty fan motor
1. Air condition area to below
100F (38 C).
2. Reposition ice machine or
properly ventilate. Prevent
ice machine exhaust from
recirculating.
3. Clean condenser grille.
4. Correct air ow.
• Remove any blockage from
fan blades
• Replace PC board
• Replace fan motor
7. Ice machine is not making ice.
Drain clog.
POWER
LOW BIN
AUGER ON
REFRIG ON
PURGE
TIME DELAY
CLEANING
SERVICE
HI AMPS
HI PRESS
DRAIN CLOG
HI WATER
CPU
LO WATER
1. Drain hose kinked or plugged
causing water to back up.
2. Improper oor drain routing/pitch
causing water to back up.
3. High TDS levels and leaking
drain solenoid may cause an
errant drain clog.
1. Remove kink or blockage from
drain hose.
2. Re-route oor drain.
3. Clean area around drain sensor
and/or replace Drain solenoid
valve.
8. Ice machine is making ice.
Excessive water in bin or
coming into bin from transport
tube.
POWER
LOW BIN
AUGER ON
REFRIG ON
PURGE
TIME DELAY
CLEANING
SERVICE
HI AMPS
HI PRESS
DRAIN CLOG
HI WATER
CPU
LO WATER
1. Failed water sensors. assumes
there is no water when there is
water.
2. Blocked reservoir vent.
3. Defective water feed solenoid
valve. Stuck in open position.
1. Clean or replace water probe
assembly. Check wiring
connections.
2. Clean or replace vent tubes.
3. Replace water feed solenoid
valve.
9. Ice machine is not making ice.
Lo water.
POWER
LOW BIN
AUGER ON
REFRIG ON
PURGE
TIME DELAY
CLEANING
SERVICE
HI AMPS
HI PRESS
DRAIN CLOG
HI WATER
CPU
LO WATER
1. Water supply is turned off.
2. Low water pressure.
3. Defective water feed solenoid
valve. Stuck in closed position.
4. No water feed output from
PC board.
1. Turn water supply on. If
evaporator was completely
empty the reset button may
have to be pressed to restart the
ice machine.
2. Ice machine will eventually start
when water reaches normal lo
level.
3. Replace water feed solenoid
valve.
4. Replace PC board.
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