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 294 of 828

TM 9–2350–311–20–2

5–38

Change 2

5–13 DUST SHIELD AND VARIABLE RECOIL ACCESS COVER — CONTINUED

d.

Assembly

NOTE

•

Step 1 applies to M178 mount configuration. Step 2 applies to M182 mount configuration.

•

Be sure tabs (19) are alined to fit into keyway(s) at top of cannon tube.

1

Assemble retainer (15), new gasket (14), new mechanical felt (13) and dust shield (4).

2

Assemble new mechanical felt (18), new gasket (17), and two new gaskets (16) to dust shield (4).

3

Install eight machine bolts (12) and eight new self-locking nuts (11) into dust shield (4).

19

15

14

4

18

17

16

12

11

M178 MOUNT CONFIGURATION

M182 MOUNT CONFIGURATION

4

11

16

13

19

12