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 216 of 775

TM 9--2350--311--10

2--120

Change 6

2--10 OPERATING PROCEDURES — CONTINUED

2--10.6

Operating Hull and Cab Doors and Hatches — Continued

d. Hull Rear Door

NOTE

•

Some M109A3 vehicles have two hull rear doors.

•

Hold--open latch is sufficient to hold hull rear door open, but when moving vehicle or firing

howitzer with hull rear door open, place hold-open rod in tow lug and insert pin to hold in

place.

•

If hold--open latch fails to hold rear door open, notify Unit Maintenance.

1

To open hull rear door (16), lift door handle (17). Secure hull rear door in open position with hold-open

latch (18) and hold-open rod (19). Secure hold-open rod in tow lug (20) with pin (21).

2

To close hull rear door (16), remove pin (21) from hold-open rod (19) and tow lug (20). Close hull rear

door and pull down on door handle (17). Place hold-open rod in stowed position and secure with pin.