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 104 of 775

TM 9-2350-311-10

Item

No.

3

4

lnterval

Before

Before

Table 2-1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES

FOR M109 SELF-PROPELLED HOWITZER — CONTINUED

Location

Item to Check/

Service

External

Fire

Extinguisher

Travel Lock

Assembly

Crewmember

Procedure

DRIVER

Check to ensure fire extinguisher handle (1) is

properly seated and laced.

DRIVER

Travel lock assembly is heavy. Use care when

unlocking and close cap assembly before low-

ering travel lock assembly.

Check to ensure travel lock assembly (1) is locked

and lock pin (2) is secure.

Not Fully Mission

Capable if:

Wire seal (2) is

broken, missing,

or fire extinguish-

er handle (1) is

pulled.

Travel lock as-

sembly (1) will

not secure can-

non tube (3) in

place.

2-19