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 221 of 775

TM 9-2350-311-10

2-10 OPERATING PROCEDURES -CONTINUED

2-10.7 Operating Miscellaneous Items

a. Bilge Pump

Do not operate bilge pump dry longer than 1 minute or wet for more than 15 minutes without

engine running.

To drain water out of engine compartment, turn MASTER switch (1) to ON and turn BILGE PUMP control switch (2) to

ON and hold.

NOTE

M109A4/M109A5 howitzer engine model

7083-7396 driver’s fixed instrument panel

is shown.

Change 2

2-124.1/(2-124.2 blank)