TM-9-2350-311-20-2

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL FOR CAB, ARMAMENT, SIGHTING AND FIRE CONTROL, ELEVATING AND TRAVERSING SYSTEMS AND ASSOCIATED COMPONENTS

DECEMBER 1993

TM-9-2350-311-20-2 - Page 475 of 828

TM 9–2350–311–20–2

8–51

5

Connect one electrical lead (18) at connector assembly (1).

6

Aline lens retainer (12) with body (17). Install eight machine screws (15) and eight retaining clips (16).

7

Install spring (14); secure push button (13) by pushing in and rotating until it stops.

8

Install new gasket (11), flat washer (10), mounting nut assembly (9), knob setscrew (8), knob (7), new lock-

washer (6), and machine screw (5) on lens retainer (12).

d.

Installation

9

Install dome light assembly (2) using four flat washers (4) and four cap screws (3).

10

Connect wire 138 to connector (1) on dome light assembly (2).

1

16

17

15

11

10

5

6

14

8

13

18

12

9

7

1

3

4

2