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 533 of 828

TM 9–2350–311–20–2

11–7

8

Install stud (20) onto manual control lever (15), then thread hex nut (19) onto stud (20).

9

Install pin assembly (18), helical compression spring (17), flat washer (16), manual control lever (15), flat

washer (14), and two hex nuts (13).

10

Position turret lock arm (12) in clevis of manual control lever (10), aline holes and drive in new spring pin

(11) to secure turret lock arm. Make sure turret lock arm is free to pivot in clevis.

11

Slide end of manual control lever (10) into slot in manual control lever (15). End of stud (20) must protrude

from hole in turret lock arm (12). Install nut (9) on stud (20).

12

Install nuts (7 and 8) on pin assembly (18).

8

7

11

17

19

18

15

14

13

12

9

16

20

10