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GEM0650/0956/1256 Remote Service Diagnosis
Page 30
Symptom Possible Cause Probable Correction
No ice is made nothing operates. •Unit off due to no power •Restore Power
•Unit off due to master switch in OFF •Switch master Switch to ON
position
•Unit off due to low water level •Check water supply, filter
strainer, float valve. Correct
water supply.
•Unit off due to ice level sensors. •Check/clean ice level sensors.
(Photo Eyes ) blocked.
•Unit off due to scale on water level •Clean water level sensor.
sensor.
•Unit off due to high pressure control open. •Check for water interruption
(water cooled) of fan motor
failure.
•Auger motor hums but does not turn. •Auger can’t turn. Circuit board
has not yet shut it down.
•Unit is shut down. •Circuit board has shut ice
machine down due to high
auger motor amp draw. Check
for cause of high amp draw,
including bearings, gear motor
condition and scale on auger
and in evaporator.
•Low pressure control open. •Auger not turning due to:
motor failure; auger relay
failure on circuit board; or
or gears stripped. Check
drive train.
•TXV restricted or not metering.
Check bulb temperature.
•Lack of refrigerant, check for
leak.
•Check for a restricted system.
•No power to circuit board. •Check harness
•Hi or low pressure cut outs
open.
•Circuit board gear motor relay will •Check/replace board.
not close.
No ice, auger motor is turning. •Compressor contactor coil is open. •Check/replace contactor.
•Compressor will not start. •Check start capacitor.
•Check start relay.
•Check compressor windings.