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 414 of 828

TM 9--2350--311--20--2

7--10

Change 4

7--2

RAMMER ASSEMBLY — CONTINUED

d. Assembly

1

Install bridge clamp (73), two flat washers (72), two new lockwashers (71), and two cap screws (70) on

cover (67). Secure cap screws with new lockwire (69).

2

Install new cover gasket (68) and cover (67) on rammer support group (54) with seven new lockwashers

(66), and seven machine screws (65).

3

Install actuator (64), flat washer (63), helical compression spring (62), dial pointer (61), and shoulder pin

(60).

4

Install actuating lever (59), straight headed pin (58), flat washer (57), and new cotter pin (56).

5

Install new spring pin (55).

6

Install cover (53), five flat washers (52), and five machine screws (51) to rammer support group (54).