TM-9-2350-311-10

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

TECHNICAL MANUAL; OPERATOR’S MANUAL

NOVEMBER 1994

TM-9-2350-311-10 - Page 189 of 775

TM 9-2350-311-10

2-9

INITIAL ADJUSTMENTS AND CHECKS - CONTINUED

2-9.2

Adjustments - Continued

b. Adjusting Commander’s Seat

1

To unstow commander’s seat:

The commander’s seat is heavy, use care when taking the commander’s seat out of stowed

position.

(a)

While supporting commander’s seat, pull out on position pin (8).

(b)

Lower commander’s seat (9).

2

Pull manual control handle (10) to adjust height of commander’s seat (9).

NOTE

Backrest is folded down to use as a platform when firing machine gun.

3

Remove quick release pin (11) to raise up backrest (12) and install quick release pin.

4

To stow commander’s seat:

(a)

If necessary remove quick release pin (11), fold down backrest (12) onto commander’s seat (9) and

install quick release pin.

(b)

Push commander’s seat (9) up and back, position pin (8) will then automatically lock commander’s

seat in position.

NOTE

Some vehicles have a shorter manual control handle than

other vehicles.

Change 2 2-93