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53
166240004
12/1/94
Rev 3/4/96
Trouble Probable Cause Remedy
LONG FREEZE CYCLE
WATER FLOW ASSOCIATED
A. Float set too high. A. Adjust.
B. Float stuck. B. Clean or replace.
C. Flow control washer missing or
upside down (number must be
facing up).
C. Replace or re-install.
LONG FREEZE CYCLE
GENERAL
A. Water leaking around pan or
curtain.
A. Adjust as needed.
B. Dirty condenser or fan blade. B. Clean as required.
C. Louvers at condenser
obstructed.
C. Remove obstruction.
D. Ambient air or water
temperature too high.
D. Advise customer.
E. Condenser discharge air
re-circulating.
E. Install condenser baffle.
F. Low charge. F. Check for leak, correct, evacuate
and recharge.
G. Hot gas solenoid valve leaking
(not seating).
G. Replace.
H. Water regulator valve set too
high or stuck (water cooled
units only).
H. Adjust, clean or replace (setting to
be 300 to 310 PSI).
LONG HARVEST CYCLES A. Ice weight set too light. A. Adjust bridge per adjustment
instructions.
B. Unit not level. B. Level the unit.
C. Water curtain movement
restricted.
C. Remove restriction.
D. Low head pressure: ambient
too low.
D. Minimum ambient temperature
50_F (10_C).
E. Low head pressure; water
valve set too low (water cooled
units only) or leaking during
harvest.
E. Adjust water regulator valve or
replace (300 to 310 PSI).
F. Scale build-up on evaporator. F. Clean per instructions.
G. Hot gas solenoid valve not
opening. Slow rise of low side
pressure.
G. Replace valve.
H. Expansion valve leaking. H. Replace valve.