PIPING, TRANSFER AND VALVES.

TM 55-1930-208-24

4-19. PIPING, TRANSFER AND VALVES.

This task covers:

a. Removal

b. Repair

c. Installation

INITIAL SETUP:

Tools Required:

Tool Kit, General Mechanics (Item 1, Appendix B)

Equipment Conditions:

Engine shut down (paragraph 2-11, TM 55-1930-208-10).

a. Removal. (Refer to figure 4-64).

(1) Remove eight nuts (1), eight bolts (2), cover (3), and gasket (4).

NOTE

All nuts and bolts used to mount the pipes and valves are the same size. There are 136 nuts and 136

bolts used on this system. Only one nut and bolt will be illustrated and called out in this procedure.

(2) Remove reducer (5), and gasket (6) and valve (7) and gasket (6). Remove other side of manifold as

outlined in steps (1) and (2).

(3) Remove valve (8) and two gaskets (6).

(4) Remove two valves (9), four gaskets (6), two expansion joints (10), and two gaskets (6).

b. Repair. Repair is limited to replacing defective parts.

c. Installation.

(1) Refer to figure 4-64 and install two gaskets (6), two expansion joints (10), four gaskets (6), and two valves

(9). Secure with bolts (2) and nuts (1).

(2) Install two gaskets (6) and valve (8). Secure valve with bolts (1) and nuts (2).

(3) Install two gaskets (6), two valves (7), two gaskets (6), two reducers (5), two gaskets (4), and two covers

(3). Secure all parts with bolts (2) and nuts (1).

4-90