TM-9-2815-205-24 Technical Manual for M113 Engine 6V53 6V53T Download
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CLEANING Remove loose scale, gasket material, and carbon from exhaust manifolds. END OF TASK INSPECTION-ACCEPTANCE AND REJECTION CRITERIA 1. Check for cracks on exhaust manifolds at holding lug areas. 2. Check for holes or rusted areas on the exhaust manifold. Discard manifolds with holes. END OF TASK INSTALLATION NOTE On models 5063-5392 and 5063-5299, exhaust manifold outlet is at front of engine. Exhaust manifold outlet is at rear of engine on remaining models. Install exhaust manifold spring washers with crown side facing nut. Model 5063-539L has two brackets (Figure 1, Item 6) located on the second and third studs of the right and left sides. 1. Install new gasket (Figure 1, Item 3), exhaust manifold (Figure 1, Item 5), bracket (Figure 1, Item 6), one spring washer (Figure 1, Item 2), and one nut (Figure 1, Item 1) over studs (Figure 1, Item 4) in cylinder head. Install remaining three spring washers (Figure 1, Item 2) and three nuts (Figure 1, Item 1) on studs. 2. For model 5063-539L, install new gasket (Figure 1, Item 3), exhaust manifold (Figure 1, Item 5), two brackets (Figure 1, Item 6), four spring washers (Figure 1, Item 2), and four new locknuts (Figure 1, Item 1) over studs (Figure 1, Item 4) in cylinder head. 3. Starting with the center stud and working alternately toward each end of manifold, torque locknuts (Figure 1, Item 1) to 30–35 lb-ft (41–47 N·m). NOTE Models 5063-5392, 5063-5393, and 5063-539L have insulating covers on exhaust manifolds. 4. Place insulation cover (Figure 1, Item 7) over exhaust manifold (Figure 1, Item 5). TM 9-2815-205-24 0039 0039-3