Scotsman 600 Prodigy Eclipse - Manual (Page 44)

Service Diagnosis
Prodigy Eclipse
ä 600, 800, 1000
February 2008
Page 44
Problem or Symptom Possible Cause Probable Correction
No ice No power to ice making section Restore power
No power to condensing unit Restore power
No lights on controller Check transformer
Unit manually switched off Push and release the On button, ask user
why it was shut off
Power to both sections, controller reset,
but condensing unit does not operate Interconnecting control wire
disconnected, reconnect it
Low or high pressure cut outs open,
check system pressures
No power to compressor contactor coil. Check toggle switch in CP.
Check EH222 compressor relay.
No water to ice making section, controller
blinking water light Restore water supply, check water filters,
reset controller
Check inlet water valve operation
Check water level sensor
Ice making section has exceeded
maximum freeze time and controller has
shut down the system Condenser coils may need cleaning
Check condenser fan blade and motor
Check for excessive air intake
temperatures at condenser coil
Check compressor contactor
Check compressor and starting
components
Check water pump
Check purge valve for leak through
Check vapor inlet valve for leak though
Ice making section has exceeded
maximum harvest time and shut down the
system Check ice making section for lime scale
build up, clean as needed
Check condenser by pass valve
Check vapor inlet valve*
Check headmaster
Check curtain switch
Check inlet water valve for leak through
Check for obstruction in ice delivery chute
CP solenoids do not activate during
harvest Check solenoid relay in EH222
Bin full code displayed but bin is not full Check curtain switch
Check optional thermostat*
* Additional diagnostics for this component are on the following pages