Figure 3-13. Parallax adjustment mechanism partial exploded view

1 - Setscrew, 8-32 x 3/16, (2),

4 - Retainer, 5/8-32 x 0.375 id,

MS51029-26

10533426

2 - Setscrew, 8-32 x 3/8, (2),

5 - Screw, 1/4-28 x 1-1/4, 10533425

MS51029-29

6 - Packing, 0.301 id, 8624710-8

3 - Setscrew, 6-32 x 1/8, MS51045-18

Figure 3-13. Parallax adjustment mechanism

partial exploded view.

(2) Insert screw into the threaded hole of the

an external 24VDC electrical source to energize:

the

shaft.

lamp to illuminate the selected reticle.

(3) Screw retainer (4) into housing until flush

with housing surface. Secure with setscrew (3).

3-21. Purging and Charging

Purging and charging will be performed following the

3-20. Test and Adjustment

repair or replacement of an item that permits air to enter

The telescope will be checked for all necessary

the sealed telescope or reticle projector assembly.

electrical and mechanical functions that have been

These units will be independently purged and charged in

affected by repair or parts replacement. Use

accordance with procedures described in TM 750-116.

3-17