Operation Manual

Operational Maintenance
Product Reference Guide 3-15
6. Re-install the platter. Vertical Scan Window replacement is now
complete.
Horizontal Scan Window Replacement (WRG)
Wear Resistant Glass (WRG) horizontal scan windows are replaceable and
can be removed and replaced following the instructions below.
1. Remove the Platter from the scanner as shown in
Figure 3-4.
2. Turn the platter upside down on a clean, dry surface and remove the
two screws shown in
Figure 3-6a. Retain the screws for later re-
installation.
3. Tilt the Window Retainer up and away from the platter as shown.
4. Lift out the Window Gasket and WRG Window from the Platter as
shown in
Figure 3-6b and carefully dispose of any damaged glass.
5. Position the new WRG Window and its gasket as shown in
Figure 3-6b.
6. Guide the Window Retainer to seat its edge under the tabs and
match the screw holes as shown in
Figure 3-6a.
7. Secure the retainer in position using the original two screws.
8. Clean both sides of the new WRG window using a paper towel or
lint free cleaning tissues dampened with a mild, water-based glass
cleaner. DO NOT use abrasive cleaners or pads.
9. Re-install the platter. WRG Window replacement is now complete.
NOTE
Sapphire glass does not require replacement, so it is perma-
nently fastened in place. Do not attempt to remove Sapphire
glass from the platter.