Troubleshooting - Cornelius IDC 2 Series Service Manual

IDC 2XX Service Manual
IMPORTANT: Only qualified personnel should service internal components or electrical wiring.
WARNING: If repairs are to be made to a product system, remove quick disconnects from the
applicable product tank, then relieve the system pressure before proceeding. If repairs are to be
made to the CO
pressure before proceeding. If repairs are to be made to the refrigeration system, make sure
electrical power is disconnected from the unit.
Should your unit fail to operate properly, check that there is power to the unit and that the hopper contains ice. If
the unit does not dispense, check the following chart under the appropriate symptoms to aid in locating the
defect.
Symptom
Blown fuse or circuit
breaker
Agitator does not turn
Ice dispenses
continuously
Publication Number: 621057403SER

TROUBLESHOOTING

system, stop dispensing, shut off the CO
2
Dispenser Troubleshooting
Cause
Short circuit in electrical wiring
Inoperable agitator motor (shorted motor)
No power
Improperly installed upper ice chute
assembly (Reed switch is not being
activated)
Inoperable reed switch
Electrical board driver circuit is defective
Gear motor has open circuit
Reed switch is not activated Improper
assembly of upper ice chute to lower chute.
Broken wire in the 2-wire harness leading to
the reed switch
Bad connection at main control board, J3,
pins 2 &3
Ice gate mechanism is stuck in open
position
Stuck or bent ice lever (does not allow gate
to close and open reed switch)
supply, then relieve the system
2
Repair Wiring
Replace gear motor
Restore power or plug in unit
Check the upper ice chute assembly for
proper assembly and operation
Replace reed switch
Replace main control board
Replace gear motor
Check to make sure tongue of upper chute
engages into the back of the lower chute,
ensure upper chute engages outside the
lower chute, and snap front of chute into
place.
Repair of replace 2-wire harness
Repair connection or replace 2-wire harness
Inspect gasket for proper position. Examine
gate plate to see if it slides freely behind the
lower ice chute.
Examine ice dispense lever to see if it is
bent.
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Remedy
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