TM-9-2350-311-20-1

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL FOR HULL, POWERPLANT, DRIVE CONTROLS, TRACKS, SUSPENSION, AND ASSOCIATED COMPONENTS

AUGUST 1994

TM-9-2350-311-20-1 - Page 1193 of 1275

TM9-2350-311-20-1

Do not remove radiator cap when engine is

hot. Wait until engine cools.

1

- Check oil level. Add oil if necessary (TM 9-2350-311-10).

- Remove radiator cap and check coolant level. Add coolant if necessary

(TM 9-2350-311-10).

- Check battery electrolyte level. Add distilled water if necessary (para 8-28).

Ensure ail hydraulic power switches

are off to prevent damage to vehicle.

- Set TEST SELECT switches to 10,

2

press and release TEST button.

- Turn on master switch.

START ENGINE:

.

Try to start engine

3

(TM 9-2350-311-10).

r

Does engine start?

I

1

Turn off master switch.

Go to NG 20 (Figure 3,

sheet 1).

Go to NG 30

(Figure 3, sheet 22).

b

Go to Figure 2,

4

Check oil pressure gage for minimum oil

sheet 11.

pressure of 5 psi (34 kPa).

Figure 2, Sheet 10 of 20

I-16

WARNING

CAUTION

CAUTION