TROUBLE
CAUSE
REMEDY
5.18 Compressor does not start but
hums.
A. Inadequate voltage.
B. Incorrect wiring.
C. Starting relay capacitors
malfunctioning.
D. Compressor malfunctioning.
A. Measure voltage across common and
run terminal on compressor. Voltage must
not drop below 90% of rated voltage.
B. Refer to wiring diagram and correct.
C. Replace starting relay or capacitors.
Be sure to use correct rating. Failure to
use correct rating will cause compressor
failure.
D. Replace compressor or deck.
5.19 Compressor starts and runs a short
time but shuts off on overload.
A. Inadequate voltage.
B. Incorrect wiring.
C. Starting relay malfunctioning.
A. Measure voltage across common and
run terminal on compressor. Voltage must
not drop below 90% of rated voltage.
B. Refer to wiring diagram and correct.
C. Replace starting relay. Be sure to use
correct relay. Failure to use correct relay
will cause compressor failure.
5.20 Compressor starts and runs a short
time but shuts off on overload.
A. Dirty condenser.
B. Insufficient or blocked air flow.
C. Inadequate voltage.
D. Incorrect wiring.
E. Defective condenser fan motor.
F. Refrigerant leak.
G. Compressor malfunctioning.
A. Clean the condenser.
B. Remove all obstructions and allow for
minimum clearances of 8 inches (203
mm) over top.
C. Measure voltage across common
and run terminal on compressor.
Voltage must not drop below 90% of
rated voltage.
D. Refer to wiring diagram and correct.
E. Replace condenser fan motor.
F. Repair and recharge.
G. Replace compressor.
5.21 Compressor runs normally, but
water line is frozen.
A. Low water level in water bath.
B. Syrup in water bath.
C.Water cage is out of position.
D. Low refrigerant charge or slow
refrigerant leak.
A. Add water to water bath until water
runs out of overflow into drip tray.
B. Drain water from water bath and refill
with clean water.
C. Reposition water cage.
D. Find and repair leak. Recharge
system.
29
Summary of Contents for 9000 series
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