TM-9-2320-361-34

2-1/2-TON, 6x6, M44A2 SERIES TRUCKS (MULTIFUEL)

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

MAY 1992

TM-9-2320-361-34 - Page 351 of 764

TM 9-2320-361-34

15-10. DISCHARGE VALVE REPAIR (M50A2)

(Contd)

c. Assembly

1.

2.

3.

4.

5.

6.

7.

8.

9.

10.

11.

12,

13.

14.

Install new packing (11) in bore (12) of valve housing (15).

Place cam (14) in valve housing (15) with outward rounded edge positioned up.

Install cam stem (10) through packing (11), bore (12), and cam (14).

Install plug (6) over cam stem (10) into valve housing (15).

Install new disc (17), with sealing edge positioned down, and nut (1) on lower plunger (16).

Install upper plunger (5) in lower plunger (16).

Install upper plunger (5) with nut (1), new disc (17), and lower plunger (16) in valve housing (15).

Install spring (4) over upper plunger (5) and seat on nut (1).

WARNING

Eye protection must be worn during spring compression/bonnet

installation. Failure to do this may result in injury to personnel.

Install bonnet (3) over upper plunger (5) into valve housing (15).

NOTE

If cam stem replacement is required, perform steps 10 through 12.

Place valve housing tube flange (13) on flat surface. Place lever arm (7) on cam stem (10).

Position lever arm (7) end hole center (8) 5.219 in. (132.6 mm) above flat surface.

Drill 0.25 in. (6.4 mm) hole in center of slot in lever arm (7) through cam stem (10).

Install lever arm (7) on cam stem (10) with new cotter pin (9). Bend cotter pin (9) legs even with

lever arm (7).

Install strainer (2) on valve housing (15).

15-40