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 336 of 775

TM 9-2350-311-10

2–15 MISFIRE PROCEDURES — CONTINUED

2-15.1 General — Continued

c. Hot Cannon Tube Misfire/Checkfire Procedure – Charges 3 through 8

NOTE

If you get a failure-to-fire, follow YES/NO procedure below to clear weapon.

W1, W2, and W3 identify applicable warnings on flowchart. To prevent injury to personnel:

●

W1

Keep weapon trained on target. Evacuate all personnel except CS and

cannoneer

no. 1.

●

W2

Stay clear of recoiling parts and don’t put hand behind primer chamber.

●

W3

The primer can be expelled rearward should there be a sticker.

If a sticker is suspected, follow charge 2 misfire in a hot cannon tube

procedures (para 2–15.2).

2-238