Service manual

CONTROL BOX
Circuit Board:
The circuit board receives input signals from
several sensors and translates them to control the
electrical power supply to the various loads.
The sensors include:
·
Touch Free ice or water.
·
Ice level in the bin.
·
Water level in the reservoir.
The loads include:
·
Compressor contactor
·
Fan motor
·
Bin drive motor
·
Auger drive motor
·
Water solenoid.
In addition, a “Clean” switch is
available to temporarily disable the
Touch-Free sensors for cleaning of the
splash panel.
On/Off Switch: Manual control for the
machine.
Contactor: A definite purpose
contactor connecting the compressor
to the power supply.
Potential Relay: The compressor
start relay.
MDT6N90
May 2001
Page 10
Touch Free Control Board