Removing The Fixing Thermal Switch - Canon iR C3200 Series Service Manual

Chapter 11
11.5.7.4 Removing the Fixing
Thermal Switch
1) Remove the 2 screws [1] of the upper frame, and
detach the fixing thermal switch [2].
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Points to Note When Attaching the Thermal
Switch
Ensure to check the following points when attaching
the thermal switch to the fixing assembly.
- Check the leaf springs on the thermal switch for
deformation
1) Place a scale on the leaf springs on the thermal
switch (See the illustration below), and check the
leaf springs for deformation.
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0000-5088
F-11-122
- Check the thermal switch for improper installation
1) After attaching the thermal switch to the fixing
assembly, use the scale to measure the intervals (A/
B) between the leaf spring and the fixing assembly
frame.
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2) Check that the gap between the intervals (A and B)
is within 3.1mm+/-1mm. When the gap is more
than 3.1mm+/-1mm, it means that the springs are
not properly attached or that the springs are
deformed. Therefore, it is necessary to use another
thermal switch.
A
B