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 485 of 828

TM 9–2350–311–20–2

8–61

a.

Removal

1

Disconnect four connectors (1), wires 100, 104, 148, and 645, from cab power relay box assembly (2).

2

Remove four cap screws (3) and four flat washers (4) securing cab power relay box assembly (2) to vehicle.

b.

Disassembly

1

Remove four cap screws (5), four flat washers (6), and mounting plate (7) from cab power relay box assem-

bly (2).

2

Remove six bolts (8), six lockwashers (9), distribution cover (10), and gasket (11) from cab power relay box

assembly (2). Discard gasket and lockwashers.

3

4

2

1

8

9

10

11

6

5

7

2