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 193 of 775

TM 9-2350-311-10

2-10 OPERATING PROCEDURES — CONTINUED

2-10.1 Starting Procedures — Continued

a. Starting Engine — Continued

NOT E

The starter must be engaged after the time periods shown below. A starter protection device in

the engine compartment of M109A4/M109A5 vehicles will disengage the starter automatically.

For M109A2 and M109A3 vehicles, these periods must be timed as indicated:

After 30 seconds in temperatures above 50°F (10° C).

After 60 seconds in temperatures between 0 and 50° F (–17 and 10° C).

After 120 seconds in temperatures below 0°F(–17° C).

9

Push STARTER control switch (7) to START position and hold until engine starts. (Do not hold for more

than 30 seconds except as noted above).

NOTE

M109A4/M109A5 howitzer engine

model 7083-7396 fixed instrument

panel is shown.

2-97