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 441 of 828

TM 9–2350–311–20–2

8–17

a.

Removal

1

Disconnect connector (1), wire 138/147, at quick-disconnect on gunner’s selector switch box assembly (2).

2

Disconnect terminal (3) by removing hex nut and flat washer (not shown) from roof of cab.

3

Disconnect connector (4), wire 147B, from M145/M14A1 telescope mount (5) for the M117/M117A2 pano-

ramic telescope (6).

147B

147

138

147A

1

2

3

4

6

4

1

3

147C

138

138

138

GRD

5