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 490 of 828

TM 9–2350–311–20–2

8–66

8–13 POWER RELAY BOX ASSEMBLY — CONTINUED

c.

Assembly — Continued

1

Install distribution cover (10) and new gasket (11) on cab power relay box assembly (2) using six bolts (8)

and six new lockwashers (9).

2

Install mounting plate (7) on cab power relay box assembly (2) using eight cap screws (5) and eight flat

washers (6).

d.

Installation

1

Install four cap screws (3) to secure cab power relay box assembly (2) to mount (4).

2

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

8

9

10

11

6

5

7

1

3

4

2

1