TM-9-2815-200-35 Maintenance Manual for AVDS-1790-2M AVDS-1790-2A and AVDS-1790-2AM Engines Download
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Remove 1. Remove four self-locking nuts (A), flat washers, and bolts attaching exhaust pipe to exhaust manifold for cylinder NOs. lR, 2R, and 3R. Remove pipe. Remove and discard exhaust manifold gasket. 2. Remove 12 self-locking nuts (B) and flat washers attaching exhaust manifold to cylinder Nos. lR, 2R, and 3R. Remove manifold. Remove and discard three manifold gaskets. 3. Remove four self-locking nuts (C), flat washers, and bolts attaching exhaust pipe to exhaust manifold for cylinder NOS. 1L, 2L, and 3L. Remove pipe. Remove and discard exhaust manifold gasket. 4. Remove 12 self-locking nuts (D) and flat washers attaching exhaust manifold to cylinder Nos. 1L, 2L, and 3L. Remove manifold. Remove and discard three manifold gaskets. securing pipe to) manifold. Figure 5-69. Removing or installing exhaust manifolds and exhaust pipes-cylinder Nos. IR, 2R, and 3R and cylinder Nos. 1L, 2L, and 3L-engines prior to rerouting of crankcase breather tube. 5-41