TM-9-2815-205-24 Technical Manual for M113 Engine 6V53 6V53T Download
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INSTALLATION - Continued 7. Apply a small quantity of water displacing compound or equivalent to main bearing bolt threads (Figure 8, Item 4) and bolt head contact area. 8. Install four stabilizer plates (Figure 8, Item 7), eight hardened washers (Figure 8, Item 3), eight large bolts (Figure 8, Item 4), eight hardened washers (Figure 8, Item 6), and eight new small self-locking screws (Figure 8, Item 5) in cylinder block. Tighten bolts until snug. 9. Strike main bearing caps (Figure 8, Item 2) sharply with a softhead hammer to seat caps. 10. Torque all main bearing bolts (Figure 8, Item 4) (except rear main bearing bolts) to 120–130 Ib-ft (163–177 N·m) in sequence shown (Figure 9). Torque rear main bearing bolts to 40–50 Ib-ft (54–68 N·m). 11. Strike both ends of crankshaft two or three sharp blows with a soft head hammer to ensure proper positioning of rear main bearing cap in block saddle. Torque all main bearing bolts (Figure 8, Item 4) to 120–130 Ib-ft (163–177 N·m) again. 2 5 6 7 4 3 MAINT_400 Figure 8. Crankshaft Installation. 12. Torque eight stabilizer plate screws (Figure 8, Item 5) to 46–50 lb-ft (62–68 N·m). 5 3 1 7 REAR TORQUE SEQUENCE 8 2 4 6 MAINT_401 Figure 9. Torque Sequence. TM 9-2815-205-24 0097 0097-12