Refrigerator Control; Refrigerator Control Routing; Controls Location And Routing; Freezer Control - Sub-Zero 500 Series Technical Service/Training Manual

3. The controls are mounted to the evaporator
cover (Figure 2-56). Remove the control
knobs and nuts. The controls will pull off the
mounting bracket.
NOTE: It is possible to reinstall the control 180
in the wrong position. Be sure the control readout
is proper.
4. Refrigerator Control - The cap tube of the
refrigerator control is routed through a chan-
nel formed by the evaporator fins. Pull the
control bulb from the channel (Figure 2-57).
When reinstalling the control, follow the
instructions that are supplied with the replace-
ment control.
5. Freezer Control -The freezer control cap tube
is routed to the back of the freezer, through a
plastic tube from the refrigerator to the freezer
area (Figures 2-58 & 2-59). Straighten the
control bulb and pull back through. When
reinstalling, push the bulb through the tube,
then coil the excess bulb at the outlet.
CONTROLS - MODELS 532, 542, 561
WARNING
Always disconnect electrical power to equip-
ment before attempting repairs.

Refrigerator Control

For access to the refrigerator control, use the fol-
lowing procedure:
1. Remove the overhead light shield by grasping
the back edge of the shield and pulling for-
ward to release, then drop the front edge out
of the channel. (Figure 2-54).
2. Remove the two screws from the air diffuser
and lift out (Figure 2-55). Tilt the evaporator
cover out at the top and lift off of the posts at
the bottom.
3. The refrigerator control is mounted to the
evaporator cover (Figure 2-56). Remove the
control knob and two nuts. The control will
pull off the mounting bracket.
COMPONENT INFORMATION
Model 511, 550
°
Figure 2-57. Refrigerator Control Routing
Model 511, 550
Refrigerator
Control
Figure 2-58. Controls Location and Routing
Model 511, 550
Figure 2-59. Freezer Control
2-21
Freezer
Control

Freezer Control

Sensor Housing