23
Model 161
Troubleshooting
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, the compressor high pressure
cut-out switch, the overload terminal (OL) on the
power board, the 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, the compressor high pressure
cut-out switch, the overload terminal (OL) on the
power board, the 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, the compressor high pressure
cut-out switch, the L-1 terminal of the power board,
the 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, the compressor high pressure
cut-out switch, the overload terminal (OL) on the
power board, the BTR terminal of the power board,
and energizes the coil of the beater motor contactor.