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Trouble
COMPRESSOR RUNS BUT
DOES NOT COOL, CIRCUIT
BOARD INDICATOR LIGHTS
"ON"
CUBER DOESN'T GO INTO
FREEZE CYCLE
CUBER REMAINS IN THE
FREEZE CYCLE
LONG FREEZE CYCLE
GENERAL
TP00952
Probable Cause
A.
Low charge.
B.
Hot gas solenoid leaking.
C.
Defective expansion valve.
D.
Inefficient compressor.
E.
Internal by-pass open,
compressor noisy.
A.
Ice bridge setting too low.
B.
Expansion valve failure (will
not pull down).
A.
Low inlet water pressure
B.
Fill valve failure
C.
Pressure tube failure.
D.
Pressure sensor failure.
E.
Water leak.
F.
High or low ambient
temperature.
A.
Water inlet valve leaking.
B.
Dirty condenser or fan blade.
C.
Louvers at condenser
obstructed.
D.
Ambient air temperature too
high.
E.
Condenser discharge air
re-circulating.
F.
Low charge.
G.
Hot gas solenoid valve leaking
(not seating).
H.
Water regulator valve set too
high or stuck (water cooled
units only).
38
Xtreme Ice Training Manual
Remedy
A.
Leak check – Recharge.
B.
Replace.
C.
Replace.
D.
Replace.
E.
Permit pressures to equalize.
A.
Adjust per bridge adjustment
instructions.
B.
Tighten bulb, replace as needed.
See check-out procedure.
A.
Check for restriction in the water
supply line or filter.
B.
Replace as needed.
C.
Ensure that pressure tube is
connected and free of cuts or
kinks.
D.
Replace control board as needed.
E.
Check for leaks in the water
distribution system and repair as
needed.
F.
Ensure air ambient temperature is
from 50 to 100 degrees.
A.
Repair or replace.
B.
Clean as required.
C.
Remove obstruction.
D.
Advise customer.
E.
Install condenser baffle.
F.
Check for leak, correct, evacuate
and recharge.
G.
Replace.
H.
Adjust, clean or replace (setting to
be 260 to 271 PSI).
October 17, 2005
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