Scotsman CU0715 Manual de servicio descargar pdf (Pagina 22)

August 2013

Page 21

Service Manual for Models CU0415, CU0715 and CU0920

Service Diagnosis

Problem Possible Cause Probable Correction

No ice No water to ice machine Checkwaterlters,checkwaterpressure.

Pressurelowerthan10psiowingmaynot

llreservoirenough.

No ice, nothing operating No power to ice machine Check power, restore if needed.

Open contacts in bin thermostat Check cabinet temperature, thermostat will

be open if cabinet is too cold. Advise user

to operate unit in proper conditions.

Check bin thermostat contacts, if open

at bin temperature above 45 degrees F.,

replace thermostat

Master switch in OFF position Move switch to ON

Transformer failure Check transformer output voltage, must be

12 volts at J1 - J2 of controller. If correct

line voltage is supplied but output is too low,

replace transformer.

Controller failure, some lights

visible

Check controller, use self test on prior

page.

Controller failure, 12 volts to it, no

lights visible

Replace controller

No ice, compressor and fan on,

pump not spraying water

No or low water in reservoir Checkwaterlters,checkwaterpressure.

Pressurelowerthan10psiowingmaynot

llreservoirenough.

Check inlet water solenoid valve for proper

operation

Check drain plug for leaks, correct as

needed.

Pump hose disconnected Check hose at spray platform and pump

Pump motor not working Check voltage to pump. If none and blue

freeze mode light is ON, wait 30 seconds. If

still none, replace controller.

Pump motor overheated Check cabinet temperature, if too hot

relocate unit. If not, replace pump.

Voltage too high.

Pump jammed, check inlet for debris,

remove and retry.

Pump failed, replace pump

No ice, pump spraying, fan motor

and compressor off

Master switch in Wash position Move switch to ON position

No ice, pump spraying, compressor

on, fan motor not turning

Fan motor open, no power or stuck Check blade for free rotation - correct by

clearing debris jamming blade or replace

motor if blade is not jammed

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