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 298 of 828

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

5--42

Change 4

5--16 RECUPERATOR COVER

This task covers:

a.

Disassembly

b.

Assembly

INITIAL SETUP

Tools

Artillery maintenance shop equipment, less power

(CL 4933--95--A12, see SC 9999--01--SKO)

Materials/Parts

Adhesive (item 3, Appx D)

Gasket (item 138, Appx G)

Spring pins (2) (item 11.2, Appx G)

a. Disassembly

1

Remove two spring pins (1) from two cap screws (2). Discard spring pins.

NOTE

Cover does not have to be removed to remove gasket.

2

Remove two cap screws (2), cover (3), and gasket (4) from cover adapter (5). Discard gasket.

CAUTION

Cover end of recuperator cylinder to prevent dirt from entering cylinder and damaging equipment.

3

Remove safety relief valve (6) from cover (3).

2

6

2

3

1

5

1

4