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 465 of 828

TM 9–2350–311–20–2

Change 2

8–41

b.

Installation

1

Install wire 623 in wiring bundle.

2

Install three plastic attaching straps (13), three new lockwashers (11), three cap screws (10), and three flat

washers (12) on three hex nuts (14) welded to cab.

3

Install three plastic attaching straps (9), three flat washers (8), three cap screws (7), three flat washers (6),

and three new self-locking nuts (5).

4

Connect connector (3), wire 623, at selector valve assembly solenoid (4).

5

Connect connector (1), wire 623, to quick-disconnect at gunner’s selector switch box assembly (2).

2

4

1

3

3

1

623

623