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Page 10
SERVICE DIAGNOSIS
SYMPTOM
Unit will not run
Compressor cycles
intermittently
Cubes too small
Cloudy cubes
Shortage of water
POSSIBLE CAUSE
Main switch in OFF position
Safety device intervention
(thermostat - pressure switch)
Loose electrical connections
Inoperative bin thermostat
Low voltage
Contactor with burnt contacts
Non-condensable gas in system
Compressor starting device
with loose wires
To high room temperature
Freezing cycle too short
Capillary tube partially restricted
Moisture in the system
Shortage of water
Shortage of refrigerant
Inoperative evaporator thermostst
Shortage of water
Dirty water supply
Accumulated impurities cleaner
Water pump loosing disch. pressure
Water spilling out through curtain
Water solenoid valve not opening
Water leak in sump area
Water flow control plugged
SUGGESTED CORRECTION
Turn switch to ON position
Eliminate the stop motivation and
push the reset button or replace.
Check wiring
Replace thermostat
Check circuit for overloading
Check voltage at the supply to
the building. If low, contact the
power company
Clean or replace
Purge the system
Check for loose wires in starting
device
Move the unit in a more
suitable place
Review setting
k
Blow charge, add new
gas & drier, after evacuating
system with vacuum pump
Same as above
See remedies for shortage of water
Check for leaks & recharge
Replace thermostst
See remedies for shortage of water
Use water softner or water filter
Use Ice Machine Cleaner
Check bearings. Replace.
Check or replace curtain
Replace valve
Locate and repair
Remove and clean
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