TROUBLESHOOTING
PROBLEM CAUSE
SOLUTION(S)
1-Excessive foam
A- Warm walk-in cooler
B- Check applied pressure
to barrel
C- Check equipment
D- Warm product lines
A- Adjust cooler temperature to
34
°
to 36
°F
B- Adjust setting on regulator for
proper pressure
C- Check the physical equipment
from keg to faucet
D- Refer to 5
2- Compressor does
not start (no hum),
but the fan motor
runs.
A- Compressor relay or
capacitor malfunction
B- Inadequate voltage
C- Compressor failure
A- Replace compressor relay,
overload or capacitor
B- Measure voltage across
common and run terminal on
compressor. Voltage must not
drop below 90% of rated voltage.
C- Replace compressor
3- Compressor starts
and continues to run
until freeze up and
will not cut off.
A- Thermostat control
failure
B- Freon Leak
A- Replace thermostat
B- Repair leak and recharge
4- Compressor does
not run but hums.
A- Inadequate voltage
B- Starting relay
malfunction
C- Compressor
malfunction
A- Measure voltage across
common and run terminal on
compressor. Voltage must not
drop below 90% of rated voltage.
B- Replace starting relay.
(Be sure to use correct relay.
Failure to do so will cause
compressor failure.)
C- Replace compressor
