INFICON Q-pod Thin Film Deposition Monitor - Manual (Page 38)

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Q-pod Operating Manual
4.2.2 Cool Drawer
Follow the procedure below to replace the crystal in a Next Generation Cool
Drawer™ sensor:
1 Using your thumb and index fingers, gently squeeze the sides of the retainer at
the mid section then lift it up, away from the drawer, as shown in
Figure 4-2 .
2 Hold the drawer by the handle and turn it upside down to remove the spent
crystal.
3 Install a new crystal in the drawer. Observe its orientation. The pattern
electrode should face upward as shown in
Figure 4-3 .
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 4-3 . 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 4-2 Cool Drawer - Removing The Crystal
Contact Spring