Removal and Replacement
Ice Size Thermostat:
Before replacing the ice size thermostat, it should
be positively determined that it is at fault.
1. Disconnect electrical power.
2. Remove the front panel.
3. Remove the control box cover.
4. Locate the ice size thermostat.
5. Remove the two screws holding the control to
the control box, and lift the control out.
6. Pull the three wires off the posts of the ice size
thermostat.
7. Follow ice size thermostat capillary tube to ice
size probe.
8. The end of the ice size thermostat is inserted in
a tube. Pull it out of the tube.
9. Follow the capillary tube of the ice size
thermostat and pull it thru the insulated wall and
the grommet in the side of the control box.
10. Remove thermostat from control box.
11. Replace the ice size thermostat with the proper
part number, following the above steps from 9-1.
Primary Resistor (Heater)
1. Disconnect electrical power.
2. Disconnect the primary resistor’s yellow wire
from terminal #4 and the white wire from terminal
#1. Pull the two wires out of the control box and
thru the insulated wall.
3. Mark location of probe tube bracket.
4. Remove two screws and the probe tube bracket
from the evaporator.
5. Remove the plastic sleeve and heater from the
tube.
6. Replace heater and plastic tubes.
7. Place probe tube bracket on evaporator in its
original position. Probe tube must be inserted into
plastic guide attached to evaporator.
8. Replace wires.
9. Reconnect power, restart ice maker. Check ice
size.
Electrical shock hazard.
Electrical shock can
cause personal injury.
Disconnect power before
beginning to service
components.
Heater
Probe Tube Bracket
Evaporator
Replacement of Ice Size Thermostat
Capillary
Tube
SLC400
January 1993
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