Switch Enclosure Assembly; Lower Evaporator Thermistor - Sub-Zero 700TC-3 Service Manual

Component Access/Removal
Switch Enclosure Assembly Removal
(All Models)
Lower switch enclosure assemblies are held at the back
right corner of the compartment with screws at the top
and bottom left corners, and depending on the model,
one or two along the right side.
To access and remove the switch enclosure assembly,
first remove drawers, left side drawer slides, heat
exchanger cover, evaporator cover, as well as the drain
trough heater on applicable models, then (See Figure
7-34):
1. Disconnect all electrical leads at the top left side of
enclosure.
2. On applicable models, the fill tube and fill tube
heater assembly will need to be pulled from the
right wall.
3. Extract the switch enclosure mounting screws and
pull the assembly from back wall.
Lower Evaporator Thermistor Removal
(700TC/I-3, 700TF/I-3 & 736TC/I-3)
A screw secures the lower evaporator thermistor to the
right side of the evaporator, just behind the top tubing
passes.
To access and remove the lower evaporator thermistor,
first remove drawers, left side drawer slides, heat
exchanger cover, lower evaporator cover and the switch
enclosure, then (See Figure 7-35):
1. Extract screw from clamp holding thermistor to the
right evaporator bracket.
2. Cut thermistor's wire leads six (6) to twelve (12)
inches from the back wall, then pull thermistor from
compartment.
#3758412 - Revision B - December, 2006
Integrated
Integrated
(700-
(700-
Disconnect electrical leads
Pull fill tube and heater from wall
Figure 7-34. Switch Enclosure Removal
Figure 7-35. Evaporator Thermistor, TC/I-3, TF/I-3,
7-16
3
3 Series
Series
T ALL)
T ALL)
Extract Screws
TC/I-3, TF/I-3
Evaporator Thermistor