ARMY TM 9-2805-258-14
AIR FORCE TO 38G2-89-21
NAVY NAVFAC P-8-614-14E
4-45. Exhaust Manifold and Exhaust Pipe.
This task covers:
General Mechanics Tool Kit (Item 1, Appendix B)
Preheater removed (para. 4-31).
Rags, Wiping (Item 7, Appendix D)
Solvent, Drycleaning (Item 8, Appendix D)
a. R e m o v a l . (figure 4-41)
Remove two screws (1), flat washers (2), Iockwashers (3), and nuts (4) and remove exhaust manifold
cover (5) and gasket (6).
N O TE
Some engines do not use seats.
Remove four nuts (7) and remove two exhaust manifolds (8) and (9), exhaust pipe (10), and
Loosen two clamps (12) and separate exhaust manifolds (8) and (9) from exhaust pipe (10).
W A R N I NG
Drycleaning solvent PD-680 used to clean parts is potentially dangerous to personnel and
property. Avoid repeated and prolonged skin contact. Do not use near open flame or
excessive heat. Flash point of solvent is 100°F.-138°F. (38°C.-60°C.).
Clean all items in drycleaning solvent, and dry thoroughly.
Replace all items that are worn or otherwise damaged.
b . I n s t a l l a t i o n.
4 - 88
Install exhaust pipe (10) and clamps (12), but do not tighten clamps.
Install exhaust manifolds (8) and (9), exhaust pipe
Tighten two clamps (12).
10), and seats (11) and secure with four nuts (7).