INFICON Cool Drawer Single Sensor - Manual (Page 51)

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Cool Drawer Single and Dual Sensors Operating Manual
Figure 4-3 Removing the crystal
Figure 4-4 Replacing the crystal
CAUTION
Never deposit material on a sensor without the crystal
drawer, retainer, and crystal installed.
Material deposited on the exposed sensor body
assembly will lead to complete failure of the crystal to
oscillate or premature crystal failure. Removing the
deposited material will require extensive cleaning and
new components.
Contact Spring
Orientation
Notch
Handle
Retainer
Crystal
Drawer