TM 10-4320-344-24a.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 pipeassembly (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 manifoldr 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 notsmoke or use near open flame or excessive heat.Dry cleaning solvent ispotentially dangerous to personnel and property.Clean parts in a well-ventilated area.Avoid inhalation of solvent fumes.Wear goggles and rubbergloves to protect eyes and skin.Wash exposed skin thoroughly.Failure toobey this warning may result in personal injury or death.b .Using rag dampened in cleaning solvent, clean all gasket mounting surfaces offront (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) andinstall back manifold (4) in front manifold (3).2.21.37.5 Installation.a.Install six new gaskets (10) on exhaust manifold pipe assembly mounting studsand new gasket (8) on turbocharger (7).b .Install exhaust manifold pipe assembly on engine and secure to turbochargerassembly (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).2-345
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