6.2
Compressor will not run. A. Unit not connected to
A. Connect unit power cord to
electrical outlet.
electrical outlet.
B. Power supply electrical
B. Reset circuit breaker or replace
Note:
breaker tripped or fuse blown.
fuse. If problem persists:
The ice bank controller
1.
Check unit for electrical short.
has a delay on start of
2.
Electrical circuit overloaded.
initial power up or after
Switch to another circuit.
interruption of power.
C. No water in water bath.
C. Check water bath and add until
Wait at least 5 minutes
overflow is observed.
before trouble shooting.
D. Faulty thermal overload on
D. Check overload on compressor.
compressor.
Replace if required.
E. Compressor deck not plugged
E. Plug compressor deck IN.
into power supply.
F.
Ice bank not plugged in to ice
F.
Plug probe IN to ice bank.
bank control PCB.
control PCB
G. Defective ice bank control
G. Replace ice bank control PCB.
PCB.
H. Defective compressor.
H. Replace compressor deck.
6.3
Compressor does NOT
A. Improper or loose wiring.
A. Correct wiring. Refer to wiring
start, but hums.
diagram.
B. Low voltage.
B. Measure voltage across common
and run terminal on compressor.
Voltage must not drop below 90%
of rated voltage.
C. Starting relay defective.
C. Replace compressor relay.
D. Defective compressor.
D. Replace compressor deck.
6.4
Compressor starts and
A. Improper or loose wiring.
A. Correct wiring. Refer to wiring
runs a short time, but
diagram.
shuts off on overload.
B. Low voltage.
B. Measure voltage across common
and run terminal on compressor.
Voltage must not drop below 90%
of rated voltage.
C. Excessively high refrigerant
C. 1.
Defective fan motor. Replace.
pressure on high side.
2.
Dirty condenser. Clean.
3.
Inadequate ventilation. Check
for obstructions at intake/
exhaust grills.
D. Incorrect relay or overload.
D. Replace relay or overload, as
required.
6.5
Warm drinks,
A. Hot incoming water supply
A. Switch to cold water supply.
compressor runs.
(from hot water supply).
B. Low refrigerant supply.
B. Replace compressor deck.
C. Defective condenser fan
C. Replace condenser fan motor.
motor.
D. Dirty condenser.
D. Clean condenser.
E. Inadequate ventilation.
E. Check for obstructions at air
intake/exhaust.
F.
Agitator motor defective.
F.
Replace agitator motor.
DISPENSING SYSTEM
WARNING:
TURN OFF THE POWER AT THE KEY SWITCH BEFORE ATTEMPTING TO REMOVING ANY OF
THE CIRCUIT BOARDS.
The Dispensing System is controlled by the main CPU located in the main electronics box, behind
the splash plate.
The dispensing system is a duplex system, in that each door independently controls the two valves
in that particular half of the dispenser. Troubleshooting can be greatly simplified by swapping
16
TROUBLE
CAUSE
REMEDY
Summary of Contents for 85-3322
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