Cuber Not Operating; Cuber Not Operating, Indicator Lights "Off", No Power To Circuit Board; Cuber Not Operating, Indicator Lights "Off", Power To The Circuit Board; Compressor Does Not Run, Circuit Board Indicator Lights "On - Cornelius CR1200 Service Maintenance Manual

IMPORTANT: Only qualified personnel should service internal components or electrical wiring.
Trouble

CUBER NOT OPERATING

CUBER NOT OPERATING,
INDICATOR LIGHTS "OFF",
NO POWER TO CIRCUIT
BOARD
CUBER NOT OPERATING,
INDICATOR LIGHTS "OFF",
POWER TO THE CIRCUIT
BOARD
COMPRESSOR DOES NOT
RUN, CIRCUIT BOARD
INDICATOR LIGHTS "ON"
12/1/94
Rev 3/4/96
TROUBLESHOOTING
Probable Cause
A. Power switch in center "OFF"
position.
A. Test power switch and leads.
B. High pressure cut-out open.
(water cooled or remote
systems)
A. Magnet not in proximity switch
field.
B. No curtain movement.
C. Faulty proximity switch.
D. Unit "OFF" due to bin full.
A. Check contactor and leads.
B. Compressor overload "open".
C. Check compressor and start
components.
51
Remedy
A. Place switch in "ON" position.
A. If defective, replace.
B. Press manual reset.
Determine cause:
Water supply shut off; water
pressure too low; water valve
defective or out of adjustment;
water condenser dirty or
corroded; unit overcharged; water
inlet pressure too high. Replace
defective component as needed.
A. Water curtain drifting out of switch
range. Reduce clearance between
curtain and proximity switch.
B. Adjust proximity switch.
C. Replace proximity switch.
D. Remove ice from curtain.
Eliminate curtain restriction.
A. Replace if defective.
B. Permit overload to cool and reset
or replace.
C. Replace as needed.
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