22
TROUBLE
CAUSE
REMEDY
4.19 Compressor starts but does not
switch off start winding (will run for only
a few seconds before internal overload
switches before internal overload
switches compressor off).
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.
4.20 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 obstruction 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. Have the unit repaired by a qualified
service technician.
F. Have the unit repaired by a qualified
service technician.
G. Have the unit repaired by a qualified
service technician.
4.21 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.
4.22 Compressor cycles on and off
frequently during the initial pulldown
and/or normal operations.
A. PCB malfunctioning
B. Defective probe.
C.Weak overload or pressure
switch.
A. See Section 6.
B. Replace probe.
C. Have the unit repaired by a qualified
service technician.