TM-9-2350-311-34-2

CAB, ARMAMENT, SIGHTING AND FIRE CONTROL, ELEVATING AND TRAVERSING SYSTEMS AND ASSOCIATED COMPONENTS HOWITZER, MEDIUM, SELF-PROPELLED, 155MM

TECHNICAL MANUAL; DIRECT AND GENERAL SUPPORT MAINTENANCE MANUAL

SEPTEMBER 1994

TM-9-2350-311-34-2 - Page 290 of 552

TM 9-2350-311-34-2

6-6

ACCUMULATOR ASSEMBLY (MANUAL PUMP) - CONTINUED

c. Assembly

1

2

3

4

5

6

7

8

9

Do not distort preformed packings when installing. Be careful not to damage machined surfaces of

hydraulic piston, inside surface of cylinder, or threads at each end of cylinder. Avoid damage when

inserting hydraulic piston into cylinder.

Coat four new preformed packings (13) with hydraulic fluid. Install four preformed packings and six new

packing retainers (12) on hydraulic piston (11).

Install hydraulic piston (11), cylinder tube nipple (10), and linear cap (9) in cylinder (8).

Ensure grooves in hydraulic piston (11) aline with holes in cylinder tube nipple (10) and linear cap (9).

Install two retaining rings (7) one at each end of cylinder (8).

Coat new preformed packing (6) with hydraulic fluid. Install preformed packing and valve body (5) on cylin-

der tube nipple (10).

Screw valve core (3) into valve body (5).

Charge accumulator assembly (TM 9-2350-311-20-2). Test valve core (3) and all fittings for leaks. Replace

if necessary.

Install air valve cap (2) and accumulator cap (1).

If necessary for replacement, install plate (1.2) and screw (1.1) on accumulator cap (1).

6-28 Change 2