Scotsman NME654R - Manual (Page 15)

COMPONENT DESCRIPTION: Control Box
Contactor: A definite purpose contactor
connecting the compressor and the remote
condenser fan motor to the power supply.
Circuit Board: The circuit board receives input
signals from several sensors and translates them
to control the electrical power to the various loads.
The sensors include:
· Photo-electric eyes for bin level
· Conductivity probe for water level in the
reservoir
· Current meter to measure the amp draw of the
auger drive motor
The loads include:
· Liquid line coil
· Auger drive motor
Potential Relay: The compressor start relay.
On/Off Switch: Manual control for the machine.
NME654R & FME804R
January 2000
Page 15
LED3
LED1
Power Light
Control Board
Auger
Relay
Compressor
Relay
Freeze Light
Bin Full
Light
Water OK Light
Service Light