Scotsman CSWE1 - Manual (Page 11)

Service Diagnosis
Problem Probable Cause Possible Solution
Compressor will not run, no ice in
bin Located in cold area Move to warmer area (above
55
o
F.)
Power disconnected Connect power
Defective compressor start relay Replace relay
Service switch in OFF position Move switch to ON
Bin thermostat contacts open Replace bin thermostat
Defective compressor motor Replace compressor
Control knob in Clean position Move to ON
Compressor runs, but no ice in bin Water supply off Restore water supply
Inlet water valve does not work Check valve, replace if needed
Evaporator thermostat out of
calibration Re calibrate or replace
Hot gas solenoid stuck "open" Repair or replace
Inoperative refrigeration system Repair sealed system
Excessive use of cubes Advise customer
Cutter grid circuit open Check circuit
Incorrect wiring Check against wiring diagram
Water inlet tube from valve not
inserted into water pan Insert tube into water pan
Compressor runs continuously,
bin full of ice Bin thermostat out of calibration Re calibrate or replace
Bin thermostat contacts stuck shut Replace thermostat
Incorrect wiring Check against wiring diagram
Low ice yield Located in cold area Move to warmer area (above
55
o
F.)
Water falling on cubes Check water system components
and see that they are in the
proper place
Bin thermostat out of calibration Re calibrate or replace
Evaporator thermostat set to
produce cubes too thin or too thick Adjust to 1/2" thick
Hot gas solenoid stuck partially
open Replace solenoid valve
Insufficient refrigeration Check and repair sealed system
Not enough water being
circulated over the evaporator Check for restriction in water
lines. Check water pump and
motor.
CSWE1
December 1995
Page 11