TM-9-1240-401-34-P

TELESCOPE MOUNT M146: M118A2 AND M118A3; TELESCOPE MOUNT M145: M145A1; PANORAMIC TELESCOPE: M117 AND M117A2; FIRE CONTROL QUADRANT: M15; PERISCOPE: M42

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL

JULY 1993

TM-9-1240-401-34-P - Page 263 of 590

TM 9-1240-401-34&P

6

7

8

9

10

11

12

13

14

Tighten four screws (15).

Apply sealing compound (item 13, appx B) to the

flange on cover (3) where windows (11 and 12)

were removed. Position each window and press into

place. Remove excess sealing compound.

Pull wire (13) with lamp base through to the front of

overlay assembly (14).

Position overlay assembly (14) on cover (3).

Apply adhesive (item 2, appx B) to four screws (15).

Position identification plate (16) and identification

plate (17) and loosely secure with four screws (15).

Using tubular spanner wrench, 11/16 inch and 45/64

inch, install retaining ring (18) and stake using

adhesive (item 2, appx B).

Insert lamp base portion of overlay assembly (14)

into contact of electrical plug connector (2).

Apply adhesive (item 2, appx B) to inside edge of

cap (19).

Install cap (19) and secure with two screws (20).

Remove any excess adhesive from outer edge of

cap (19).

Change 1

5.1-29