UC 700 Series Continus-Flow Icemaker Installation/Service Manual
© 2000-2011, IMI Cornelius Inc.
- 27 -
Publication Number: 630460127
TROUBLESHOOTING
IMPORTANT: Only qualified personnel should service internal components or electrical wiring.
TROUBLESHOOTING COMPRESSORS
Basically the compressor problems can be narrowed down to three areas of checkout.
Trouble
Probable Cause
Remedy
THE COMPRESSOR WILL NOT RUN
A. No voltage to the compressor
terminals.
B. Low voltage.
C. Problems in the compressor
electrical circuit.
A. Check circuit.
B. Below 90% of nameplate rated
voltage.
C. See electrical checkout instruc-
tions
THE COMPRESSOR STARTS BUT
TRIPS REPEATEDLY ON THE OVER-
LOAD PROTECTOR
A.
B.
C. Voltage.
D. High compressor amperage-
draw.
A. Check for proper fan operation
and clean condenser.
B. Check the compressor suction
and discharge pressures.
C. Voltage should be within 10% of
the rated nameplate voltage.
D. It should never exceed 120% of
the rated nameplate amperage.
See electrical checkout instruc-
tions.
THE COMPRESSOR RUNS BUT WILL
NOT REFRIGERATE
A. Compressor not working.
A. Check the compressor suctions
and discharge pressures. See
chart on page 13.
Summary of Contents for UC 700 Series
Page 38: ......
