TM 10-4320-344-24
a.
Remove twelve nuts (Figure 2-152, 1) and flat washers (2) that secure front
(3) and back (4) exhaust manifolds to engine.
b.
Remove four bolts (5) and flat washers (6) that secure exhaust manifold pipe
assembly (3) to turbocharger (7).
2.21.37.2 Disassembly.
Remove back manifold (4),
front manifold (3), gasket (8),
manifold rings (9), and six gaskets (10).
Discard gaskets (8 and 10) and manifold
r i n g s ( 9 ).
2.21.37.3 Repair.
a .
Clean front (3) and back (4) manifolds with brush.
Do not use cleaning solvent without proper ventilation and clothing.
Do not
smoke or use near open flame or excessive heat.
Dry cleaning solvent is
potentially dangerous to personnel and property.
Clean parts in a well-
ventilated area.
Avoid inhalation of solvent fumes.
Wear goggles and rubber
gloves to protect eyes and skin.
Wash exposed skin thoroughly.
Failure to
obey this warning may result in personal injury or death.
b .
Using rag dampened in cleaning solvent, clean all gasket mounting surfaces of
front (3) and back (4) manifolds and cylinder head.
c .
Inspect all components and mounting hardware for corrosion, cracks,
distortion, damaged threads, and other damage.
d.
Replace all defective components.
2.21.37.4 Assembly.
Install two new manifold rings (9) on back manifold (4) and
install back manifold (4) in front manifold (3).
2.21.37.5 Installation.
a.
Install six new gaskets (10) on exhaust manifold pipe assembly mounting studs
and new gasket (8) on turbocharger (7).
b .
Install exhaust manifold pipe assembly on engine and secure to turbocharger
assembly (7) with four flat washers (6) and bolts (5).
c .
Secure exhaust manifold pipe assembly to engine with twelve flat washers (2)
and nuts (1).
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