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IDC Installation Manual
© 2005-2008, IMI Cornelius Inc. - 13 - Publication Number: 621057403INS
Contact your local syrup or beverage equipment distributor for additional information and troubleshooting
of beverage system.
No Syrup or
Watered down drink
dispensed
Syrup supply is empty Replace BIB
BIB pump not working Replace BIB pump
No CO
2
or compressed air supply to
BIB pump, or not enough pressure
Check CO
2
pressure regulator setting.
65 psig recommended. Replace CO
2
tank or fix compressor.
Carbonator Troubleshooting
Symptom Cause Remedy
Carbonator pump
does not start to fill
tank
Power cord for the carbonator pump
motor is not connected.
Carbonator pump is powered off the
main control board inside the electrical
box of the unit. Check that the umbilical
cord is connected from the unit to the
pump motor terminal box.
Power cord is
connected but
carbonator pump
does not run.
Carbonator pump motor is disabled. Check the enable/disable switch on the
carbonator pump terminal box and
enable it, if necessary.
Probes were dry, unit was powered up,
water was not turned on, and
carbonator did not fill.
This results in a 5 minute timeout.
Unplugging the unit and plugging it in
will reset the unit and start the
carbonator pump.
Water service was interrupted for more
than 5 minutes.
Unplugging the unit and plugging it in
will reset the unit and start the
carbonator pump.
Carbonator pump is
short cycling with
every drink drawn
Lower liquid level probe reads “dry”
while upper probe reads “wet”
Check color of leads going to probes.
Black should go to bottom probe and
white to top probe. Reverse if incorrect.
Carbonator tank
overfills, overflows
through relief valve,
and pump shuts off
after 5 minutes.
A. Poor electrical connections between
carbonator tank and main control board
A. Check connections at carbonator
tank and at connector J4 on the main
control board.
B. Broken wires between carbonator
tank and main control board
B. Replace wire harness
C. Defective liquid level probes C. Replace both liquid level probes