Scotsman FME800R Manuale di Servizio Scaricare il pdf (Pagina 14)

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 tranlsates them

to control the electrical power to the various loads.

The sensors inlcude:

••ice level in the bin (with electric eyes)

••Water level in the reservoir (with a thermisitor)

••Amp draw of the auger drive motor

The loads include:

••Liquid line coil

••Auger drive motor

Pump Down Control: An automatic reset

pressure switch connected to the low side of the

refrigeration system. Controls the compressor.

Potential Relay: The compressor start relay.

On/Off Switch: Manual control for the machine.

CONTACTOR

ON/OFF SWITCH

PUMP DOWN CONTROL

POTENTIAL RELAY

TRANSFORMER

CIRCUIT

BOARD

FME800R

June 1994

Page 14

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Scotsman FME800R Manuale di Servizio Pagina 14