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Chapter 4---Maintenance (Removal/Replacement)
5. Loosen the wing nut on top of the Relay Lens mount (the
bracket at the rear of the Relay Lens).
6. Remove the 2 long hex bolts at the front of the Relay
Lens (shown in Figure 4-12).
7. Remove the 2 hex bolts at the rear of the Relay Lens
(these bolts are level with the bottom of the Relay Lens
and hold the bracket in place).
8. Remove the Relay Lens. Leave the Relay Lens Bracket
and the CRT Lens Stopper Ring in the projector-do not
send them back with the Relay Lens.
9. Replace the Relay Lens in reverse order from above.
4.17 Projection Lens
To remove the Projection Lens:
1. Remove the sponge cover from around the front of the
Projection Lens.
2. Disconnect and label the Projection Lens Focus and
Zoom motor cables (The Focus motor is at the top of the
Projection Lens. The Zoom motor is at the bottom.)
3. Loosen (do not remove) the hex locking screw at the right
side (Figure 4-13) of the Projection Lens.
4. Rotate the Projection Lens left or right so that the notch
on the lens clears the locking screw on the lens holder
(Figure 4-12). Carefully slide the lens out.
Locking screw
Notch may be above
or below the holding
screw, depending on
how lens was
installed
Figure 4-13. Projection Lens locking screw and removal notch.
WARNING!!! If the locking screw is in line with the notch shown, the
lens can fall out if the projector is pointed downward.
5. Replace the Projection Lens in reverse order. NOTE: The
same basic procedure above is used to install or remove
optional fixed lenses.
4-20 Model 200 Service Manual