Troubleshooting - Henny Penny BCC/BCR-140 Service Manual

Henny Penny

4-2. TROUBLESHOOTING

(Continued)
Problem
Slow to decrease
in temperature (decline in
performance)
Display temperature does
not match the actual inlet air
temperature. (No alarm)
Green compressor indicator
light on and the compressor
not working, or working
sometimes.
4-3
Model BCC/BCR-140, BCC/BCR-175, BFR/BCR-350
Cause
Condenser obstructed by dirt.
Evaporator iced up.
Refrigerating problem
In Frigiprobe mode, the display
shows the product temperature.
In timer mode, or hold mode,
the probe may be showing the
wrong temperature.
Compressor and condenser fan
do not work:
- Faulty contactor
- Faulty control board relay-no
voltage across terminals 10-11.
Compressor works, but condenser
fan does not:
- Faulty condenser fan
Compressor and condenser fan
work together:
- Faulty protection component
for the compressor (overload
protector, potential relay, start
and run capacitor)
- Faulty overload protector of
condenser fan.
Correction
Clean the Condenser.
Perform a de-icing cycle.
Check refrigeration circuit and
components.
Normal
Ohm out the probe and check
the reading with the table on
page 4-5. Change the probe if
it is out of tolerance.
Check contactor and change if
neccessary.
Replace control board.
Replace fan.
Check items and replace if
neccessary.
Check fan and replace if
necessary.
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