TROUBLESHOOTING
3-5
Model C152 & C161
Troubleshooting
3
Electrical Troubleshooting
The following information provides a sequential list of
electrical components that L-1 power travels through to
initiate various operations.
Auto Mode of Operation
L-1 power travels through the power switch, beater
overload switch, compressor high-pressure cut-out
switch, overload terminal (OL) on the power board, and
BTR terminal of the power board, and energizes the coil
of the beater motor contactor.
L-1 power travels through the power switch, beater
overload switch, compressor high-pressure cut-out
switch, overload terminal (OL) on the power board, and
COM terminal of the power board, and energizes the coil
of the compressor contactor.
L-1 power travels through the power switch, beater
overload switch, compressor high-pressure cut-out
switch, L-1 terminal of the power board, and Mix terminal
of the power board, and energizes the hopper
refrigeration compressor and condenser fan.
Wash Mode of Operation
L-1 power travels through the power switch, beater
overload switch, compressor high-pressure cut-out
switch, overload terminal (OL) on the power board, and
BTR terminal of the power board, and energizes the coil
of the beater motor contactor.