Scotsman F1222L Service Manual User Manual
Page 15
N0922L, N1322L, F1222L, F1522L
Remote Low Side Service Manual Includes Prodigy Plus
December 2014
Page 15
Electrical Component Details
Liquid line valve
• Opened by the controller to start ice making.
Closed to shut unit off. Line voltage coil.
Controller
• Senses water, ice making, and auger amps.
Controls liquid line solenoid coil and auger motor.
Indicates status and component operation.
Transformer
• 12 volt secondary, supplies power to controller
only. The Power light will be ON when the
transformer has provided 12 volts AC to the
controller.
Water Level Sensor
• Two probe conductivity sensor. When water
touches it the Water Present light will be ON.
Auger Motor
• Four pole, split phase motor that operates the
gear reducer. When operating, the Auger indicator
light will be ON. The gear reducer lowers the input
speed from about 1500 RPM to 11. Auger rotation
is CCW when viewed from above.
Photo-electric eyes
• An LED emitter and photo transistor receiver set.
Pulsed infrared light is continuously emitted and
received to detect ice in the chute.