Follett HCC700A Operation And Service Manual page 30

Ice machine disposition
Legend:
ON
6. Ice machine is making ice.
Excessive water in bin or
coming into bin from transport
tube.
7. Ice machine is not making ice.
Lo water.
8. Service required.
ATTENTION!
To prevent circuit breaker overload, wait 15 minutes before
restarting this unit. This allows the compressor to equalize and the
evaporator to thaw.
Possible causes
OFF ON or OFF
1. Failed water sensors. Processor
assumes there is no water when
there is water.
2. Blocked reservoir vent.
3. Defective water feed solenoid
valve. Stuck in open position.
1. Water supply is insufficient.
2. Low water pressure.
3. Defective water feed solenoid
valve. Stuck in closed position.
4. No water feed output from
PC board.
1. 30,000 hour bushing check.
Corrective action
FLASHING
1. Clean or replace water probe
2. Clean or replace vent tubes.
3. Replace water feed solenoid
1. Restore water supply and check
2. Ice machine will eventually start
3. Replace water feed solenoid
4. Replace PC board.
1. Call Follett technical service
30
assembly. Check wiring
connections.
valve.
water fi lters. If evaporator was
completely empty the reset
button may have to be pressed
to restart the ice machine.
when water reaches normal lo
level.
valve.
group at (877) 612-5086 or
+1 (610) 252-7301.