INFICON SQM-242 Thin Film Deposition Controller Card Operating Manual - Manual (Page 66)

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SQM-242 Operating Manual
4 Hold the retainer by its sides. Align its orientation notch with the drawer then
gently and evenly push the retainer down until it snaps firmly into the drawer.
see
Figure 7-3 . Never push down (or pull up) on the contact spring, doing so
may permanently damage it.
5 Inspect the whole assembly. The retainer should be even and engage the
drawer at all four corners.
Figure 7-2 Cool Drawer - removing the crystal
Figure 7-3 Cool Drawer - replacing the crystal
Contact Spring
Orientation
Notch
Handle
Retainer
Crystal
Drawer