Note: Ice bank freezes from bottom of evaporator upward. A refrigerant leak or insufficient charge
might show ice at bottom and not at top of evaporator.
Compressor will
not stop after
sufficient ice
bank is
produced
Ice bank control capillary tube
kinked or broken.
Ice bank control stuck in closed
position.
Replace ice bank control.
Replace ice bank control.
Note: During overload protector shut off condenser fan motor will continue to work. Otherwise,
troubleshooting condenser fan motor problems is the same, as “Compressor does not
paragraph in addition to the following.
Condenser fan
motor not
operating
Electrical cord loose or
disconnected from condenser fan
motor or compressor terminals.
Fan blade obstructed.
Inoperative condenser fan motor.
Tighten connections or replace
cord.
Replace condenser fan motor.
Plain water inlet supply shutoff
closed.
Water filter fouled/clogged.
Loose electrical connection, 24
volt.
Water pump motor worn out or
damaged.
Water pump worn out or
damaged.
Open plain water inlet supply line
shut off valve.
Replace filter or cartridge.
and or repair
open circuit.
Volumes of
CO2 to low in
finished product
High-pressure regulator out of
adjustment.
Water, oil, or dirt in C02 supply.
Temperature above quality limits.
Adjust high-pressure regulator as
instructed.
Clean contaminated CO2 system,
(lines, regulator, etc.) and sanitize
as instructed.
See refrigeration/machine
specifications vs. volume
requirements.
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