Part Number 000016662 Rev 00 4/21
23
Checklist
If a problem arises during operation of your ice machine, follow the checklist below before calling service. Routine adjustments
and maintenance procedures are not covered by the warranty.
Problem
Possible Cause
To Correct
Ice machine does not operate.
No electrical power to the ice machine.
Replace the fuse/reset the breaker/turn
on the main switch/plug power cord into
receptacle.
Ice machine needs to be turned on.
Press the Power button to start ice making.
Water curtain in open position.
Water curtain must be in the closed position
and capable of swinging freely.
Ice contacting bin level thermistor.
Clear ice from bin level sensor.
Ice machine is in ice ice delay or repeat ice
delay period every 24 hours.
Refer to section 3 Operation and cancel ice
delay period.
Ice machine stops, and can be restarted by
turning the ice machine OFF and then ON.
Service limit feature stopping the ice
machine.
Refer to “Service Limit Feature” on the next
page.
Ice sheet is thick.
Water trough level is too high.
Adjust ice thickness float.
Power button was turned off/on during freeze
cycle and ice remained on evaporator.
Allow ice to thaw and release from
evaporator, then restart.
Water curtain was opened then closed in the
harvest cycle before the ice released.
Allow ice to thaw and release from
evaporator, then restart.
Long harvest cycles with repeated service
limit indication.
Call for service.
Ice machine does not release ice or is slow to
harvest.
Ice machine is dirty.
Clean and sanitize the ice machine.
Ice machine is not level.
Level the ice machine.
Low air temperature around ice machine (air-
cooled models).
Air temperature must be at least 40°F (4°C).
Ice machine does not cycle into harvest
mode.
Harvest float switch is dirty.
Clean and sanitize the ice machine.
Harvest float switch wire is disconnected.
Connect the wire.
Harvest float switch is out of adjustment.
Adjust the harvest float switch.
Uneven ice fill (thin at top of evaporator).
See “Shallow or Incomplete Cubes” below.
Ice quality is poor (soft or not clear).
Poor incoming water quality.
Contact a qualified service company to test
the quality of the incoming water and make
appropriate filter recommendations.
Water filtration is poor.
Replace the filter.
Ice machine is dirty.
Clean and sanitize the ice machine.
Water softener is working improperly (if
applicable).
Repair the water softener.
Ice machine produces shallow or incomplete
cubes, or the ice fill pattern on the evaporator
is incomplete.
Water trough level is too high or too low.
Check float position and adjust the water
level.
Water filtration is poor.
Replace the filter.
Hot incoming water.
Connect the ice machine to a cold water
supply.
Incorrect incoming water pressure.
Water pressure must be 20 – 80 psi (137.9 –
551.5 kPa)
Ice machine is not level.
Level the ice machine.
Low ice capacity.
The condenser is dirty.
Clean the condenser.
High air temperature around ice machine (air-
cooled models).
Air temperature must not exceed 110°F
(43°C).
Inadequate clearance around the ice
machine.
Provide adequate clearance.
Objects stacked around ice machine, blocking
airflow to condenser (air-cooled models)
Remove items blocking airflow.
Hot incoming water.
Connect the ice machine to a cold water
supply.
Section 5
Troubleshooting
