Cornelius MJ32-4 PC Beverage Dispenser User Manual


 
Troubleshooting Guide
10
Problem Probable Cause Remedy
DISPENSER IS TOTALLY
INOPERATIVE
No power present at the
source.
Power is present at the
source...dispenser is still
inoperative.
Check the power circuit for a blown
fuse or tripped circuit breaker. Check
the supply line for the proper
amperage and voltage
ratings.....dedicated 15 amps /115
volts.
Check the power cord connection
located behind the front splash panel.
DISPENSER WILL NOT
COOL
Drink temperature should be
35-45°F (2-7°C)
Refrigeration shut off switch
is in the off position.
Low water bath level.
Depleted ice bank ( not
applicable after period of
heavy usage.)
Defective Ice bank control.
Refrigeration shut off switch is
located on the top of the dispenser .
This switch will disable the
compressor and the condenser fan
motor. Be sure the switch is in the on
position.
Check water bath level. If 2 gallons
or more are added, cause of problem
has been confirmed.
Check compressor. If running, allow
the system time to recover
(approximately 1 hour). If
compressor is not running or the
system is not recovering see the
Refrigeration System
Troubleshooting section.
See Refrigeration System
Troubleshooting section.
WITH POWER PRESENT,
UNIT WILL NOT DISPENSE
ALL VALVES.
Key lock switch in the OFF
position.
Transformer not connected or
defective.
Fuse blown between the
transformer and voltage
regulator boards.
Check position of the key lock
switch. Check for loose wire
connections. Run continuity check,
replace as needed.
Check the connection between the
power strip and the transformer.
Check transformer output at terminal
junction on control box for 26 VAC.
Check the fuse located in the
electrical box, left side. This box is
located on the refrigeration deck and
will require the removal of the upper
bonnet. Replace fuse as needed.