TM-9-2350-311-20-2

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

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL FOR CAB, ARMAMENT, SIGHTING AND FIRE CONTROL, ELEVATING AND TRAVERSING SYSTEMS AND ASSOCIATED COMPONENTS

DECEMBER 1993

TM-9-2350-311-20-2 - Page 395 of 828

TM 9–2350–311–20–2

6–73

For installation, follow illustration and legend as a guide. After installation, check hydraulic fluid level (para

6–2).

4

1

2

2

18

2

1

3

1

5

1

2

10

6

7

9

8

17

16

15

14

13

12

11

19

20

LEGEND:

1. Elbow (4)

2. Preformed packing (4)

3. Bent metallic tube

4. Bent metallic tube

5. Bent metallic tube

6. Reducer

7. Tee

8. Adapter

9. Preformed packing

10. Gunner’s control assembly

11. Reducer

12. Tee

13. Elbow

14. Metallic tube

15. Adapter

16. Preformed packing

17. Traversing mechanism

18. Clutch valve

19. Bent metallic tube

20. Bent metallic tube