Scotsman C2648 - SERVICE MANUAL 11-2010 Service Manual page 25

C2648 Service Manual
Overall System Types:
•
Refrigeration: Mechanical remote cooled. Includes reciprocating hermetic compressor, head
pressure control valve (headmaster), receiver and liquid line solenoid valve.
•
Water System: Inlet water solenoid valve fills reservoir once per cycle. Purge solenoid valve opens
to discharge some reservoir water once per cycle.
•
Control System: Electronic
•
Harvest cycle sensor: Conductivity probe
•
Water full/empty sensor: Conductivity probe
•
Bin Control: Curtain Switches
•
Ice type: Unified
•
Harvest system: Hot gas defrost with mechanical assist
Electrical Components:
•
Compressor
•
Liquid line valve
•
Contactor
•
Water Pumps (2)
•
Pump relay - NC - shuts pump 2 off during draining
•
Inlet Water Solenoid Valve
•
Purge or Dump Valve
•
Fan Motor - on remote condenser
•
High pressure cut out
•
Harvest Assist Solenoids (3)
•
Hot Gas Valves (3)
•
High capacity relay - operates all 3 harvest assist solenoids and hot gas valves
•
Controller
•
Transformer – 12v AC for the controller only
•
Water Level Sensor
•
Ice Thickness Sensor
•
Curtain Switches (3)
November 2010
Page 2