Horizon HCD700R/N, HMD700R/N Ice Machines
31
Ice machine disposition
Possible causes
Corrective action
FLASHING
ON or OFF
Legend:
OFF
ON
5. Ice machine is making ice.
Excessive water in bin or
coming into bin from transport
tube.
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. Clean or replace water probe
assembly. Check wiring
connections.
2. Clean or replace vent tubes.
3. Replace water feed solenoid
valve.
6. Ice machine is not making ice.
Lo water.
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. Restore water supply and check
water filters. 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.
7. Service required.
1. 30,000 hour bushing check.
1. Call Follett technical service group at
(877) 612-5086 or
+1 (610) 252-7301.
ATTENTION!
To prevent circuit breaker overload, wait 15 minutes before restarting
this unit. This allows the compressor to equalize and the evaporator
to thaw.
