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 466 of 1275

4-2 LOCATION OF POWERPLANT DISCONNECTS (ENGINE MODEL 7083-7396)

The following legend and illustrations are for reference only. For removal and installation of the powerplant, see

paragraph 4-5.

NOTE

M109A4/M109A5 powerplant ground cable is located at starter. For information on

disconnect points of winterizafion kit, see Chapter

LEGEND

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

Engine-to-lower fuel tank return hose and clamp

Engine exhaust pipe flanges

Fixed fire extinguisher nozzle

Air cleaner duct hose at turbocharger inlet

Governor fuel shutoff Iever, pulley, and cable

Throttle governor control rod

Throttle governor control rod (linkage)

Steer control rod

Throttle control tube

Accelerator and throttle control bracket

Tachometer flexible driveshaft

Speedometer flexible driveshaft

Shift control rod

Master relay and voltage regulator disconnects

Final drive universal joints

Transmission trunnion caps

Brake control sprocket, shaft, and pin

Engine starter cable and master circuit harness

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

14.

Powerplant ground cable (M109A2/M109A3)

Alternator-to-rectifier harness (at rectifier)

Coolant pump-to-surge tank hose clamps

Primary fuel filter input hose

Speedometer right angle rod

Coolant surge tank, retainer, and pad

Separation of starter cable and generator-to-

rectifier harness

Air cleaner duct hose

Engine compartment access cover

Engine mount release shaft

Throttle valve control rod linkage

Brake control sprocket and shaft

Master relay and voltage regulator

Transmission support caps

Powerplant ground cable terminal (M109A2/

M109A3)

Bilge pump hose and tube (para 11-18)

4-4

TM9-2350-311-20-1