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UC100 Installation Manual
© 2008, IMI Cornelius Inc. - 9 - Publication Number: 621054211INS
TROUBLESHOOTING
IMPORTANT: Only qualified personnel should service internal components or electrical wiring.
WARNING: If repairs are to be made to the CO
2
or air system, stop dispensing, shut off the
CO
2
or air supply, then relieve the system pressure before proceeding. If repairs are to be
made to the ice dispensing system, make sure electrical power is disconnected from the
unit.
Trouble Probable Cause Remedy
NOTE: 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
symptom(s) to aid in locating the defect.
BLOWN FUSE OR
CIRCUIT BREAKER.
A. Short circuit in wiring (115V circuit). A. Contact service agent.
B. Defective agitator motor. B. Contact service agent.
SLUSHY ICE. WATER IN
HOPPER
A. Blocked drain. A. Open-up/flush out drain.
B. Unit not level. B. Level unit.
C. Poor ice quality due to water quality or
ice maker problems.
C. Contact service agent. For Icemaker
problems, consult icemaker service
agent.
D. Improper use of flaked ice. D. Replaced flaked ice with cube style ice.
NO ICE DISPENSED A. Insufficient ice supply in ice bin. A. Replenish ice supply as required.
B. Ice in ice bin bridged (stuck together). B. Gently tap on ice to break it loose.
C. No electrical power to dispenser. C. Plug in dispenser power cord, or check
fuse or circuit breaker.
D. Insufficient or no CO
2
or air supply to
dispenser.
D. Restore CO
2
or air supply to dispenser.
E. Ice chute cover not properly installed. E. Make sure that cover is “snapped” into
place.
F. Defective interlock switches. F. Contact service agent.
G. Defective interlock relay. G. Contact service agent.
H. Defective 24V transformer. H. Contact service agent.
I. Defective keypad. I. Contact service agent.
J. Defective ice gate cylinder. J. Contact service agent.
K. Defective ice gate solenoid valve. K. Contact service agent.
L. Defective agitation timer board. L. Contact service agent.
M. Defective agitator motor start capacitor.
N. Hopper covers not properly installed/
closed.
M. Contact service agent.
N. Make sure covers are in place and
closed.
NO ICE DISPENSED
FROM MANUAL ICE
DISPENSE
PUSHBUTTON SWITCH
A. Insufficient or no CO
2
or air supply to
dispenser.
A. Restore CO
2
or air supply to dispenser.
B. Defective 24VAC transformer. B. Contact service agent.
C. Defective keypad. C. Contact service agent.
D. Defective agitator motor or start capac-
itor.
D. Contact service agent.
E. Defective ice gate cylinder. E. Contact service agent.
ICE DISPENSING
DURING AUTOMATIC
AGITATION
A. Defective ice gate cylinder. A. Contact service agent.
B. Defective ice gate solenoid valve. B. Contact service agent.
C. Defective keypad. C. Contact service agent.