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Section 5 Before Calling For Service
Part Number 80-1620-3 5-1
Section 5
Before Calling For Service
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
and/or condensing unit.
Replace the fuse/reset the breaker/turn
on the main switch.
High pressure cutout tripping. Clean condenser coil. (See Section 4)
ICE/OFF/CLEAN toggle switch set
improperly.
Move the toggle switch to the ICE
position.
Water curtain stuck open. Water curtain must be installed and
swinging freely. (See Section 4)
Remote receiver service valve and/or
Liquid/suction line shut off valves are
closed.
Open the valve(s). (See Section 2)
Ice machine stops, and can be restarted
by moving the toggle switch to OFF and
back to ICE.
Safety limit feature stopping the ice
machine.
Refer to “Safety Limit Feature” on the
next page.
Ice machine does not release ice or is
slow to harvest.
Ice machine is dirty. Clean and sanitize the ice machine.
(See Section 4)
Ice machine is not level. Level the ice machine. (See Section 2)
Low air temperature around ice machine
head section.
Air temperature must be at least 35°F
(1.6°C).
Fan cycling control does not de-energize
condenser fan motor.
Verify pressure is below cut-out setpoint,
replace fan cycling control.
Ice machine does not cycle into harvest
mode.
The six-minute freeze time lock-in has
not expired yet.
Wait for the freeze lock-in to expire.
Ice thickness probe is dirty. Clean and sanitize the ice machine.
(See Section 4)
Ice thickness probe is disconnected. Connect the wire.
Ice thickness probe is out of adjustment. Adjust the ice thickness probe.
(See Section 3)
Uneven ice fill (thin at the top of
evaporator).
Verify sufficient water level in sump
trough. Contact a qualified service
company to check refrigeration system.
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.
(See Section 4)
Water dump valve is not working. Disassemble and clean the water dump
valve. (See Section 4)
Water softener is working improperly (if
applicable).
Repair the water softener.