Scotsman CS0415 - Manual (Page 17)

Service Diagnosis
July 2007
Page 17
CS0415
Service Manual
Symptom Possible Cause Probable Correction
No ice, not operating
No power at wall outlet Check circuit breaker/fuses
No power at auxiliary drain
pump power outlet
Check for kinked drain hose,
blocked screen or blocked vent
outlet or hose.
Disconnected selector switch
Reconnect and check for proper
operation.
Room temperature below 55
o
F.
(13
o
C)
Bin thermistor has unit shut off
Ice touching bin thermistor Normal operation
No ice. Will not make ice. Water
reservoir is empty. Evaporator is
cold with thin or no ice slab
.
Water supply turned off Turn on water supply
Loose or missing reservoir cap Tighten or replace
Water slide return tube out of
reservoir
Reposition tube
Inlet tube out of position and
missing reservoir
Reposition tube
Water inlet tube frozen near
evaporator
Thaw and reposition tube
Defective inlet water valve Test and repair or replace
An ice slab only partially
released from evaporator and
water was bridged down into the
bin
Look for interference with cutter
grid and clean the evaporator
plate
Will not make ice. Water
reservoir is empty. Evaporator is
cold with 3/4" thick or larger ice
slab
Slab will not release during
harvest due to scale build up
Clean the evaporator plate
Defective or disconnected hot
gas valve
Test and repair or replace
Room temperature over 100
o F
(38 o C)
Move machine or reduce heat
Off LED on.
Open or disconnected bin or
evaporator thermistor or
thermistor wiring
Test thermistor & wiring harness
or reconnect