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Part Number:040005890 Rev 07 08/22 21
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 On/Off button to start ice making.
Damper in open position (down). Damper must be in upright position and
capable of swinging freely.
Ice machine stops, and can be restarted by
turning the ice machine OFF and then ON.
Safety limit feature stopping the ice
machine.
Refer to “Safety 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.
Ice damper 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 safety
limit indication.
Call for service.
Ice machine does not release ice or is slow to
harvest.
Ice machine is dirty. De-scale 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).
Water regulating valve leaks in harvest mode
(water-cooled models).
Replace water regulating valve.
Ice machine does not cycle into harvest
mode.
The six-minute freeze time lock-in has not
expired yet.
Wait for freeze lock-in to expire.
Harvest float switch is dirty. De-scaler 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. De-scaler 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.
Ice thickness switch is out of adjustment. Adjust the ice thickness switch.
Water trough level is too high or too low. Check 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.
Section 5
Troubleshooting
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