TM-9-2320-280-34 HMMWV Direct Support & General Support Maintenance Manual Download
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3-6. CRANKSHAFT PULLEY REPLACEMENT This task covers: a. Removal b. Installation a. Removal 1. Loosen four capscrews (3) connecting crankshaft pulley (1) to torsional damper (2). NOTE • Perform steps 2 and 3 for vehicles with 6.2L engines only. • Perform steps 4 and 5 for vehicles with 6.5L engines only. 2. Remove power steering belts (TM 9-2320-280-20). 3. Remove four capscrews (3) and crankshaft pulley (1) from torsional damper (2). 4. Remove serpentine belt (TM 9-2320-280-20). 5. Remove four capscrews (3), mud shield (4), crankshaft pulley (1), and spacer (5) from torsional damper (2). INITIAL SETUP: Tools ____ General mechanic's tool kit: automotive (Appendix G, Item 1) Materials/Parts _____________ Sealing compound (Appendix B, Item 53) Manual References ________________ TM 9-2320-280-10 TM 9-2320-280-20 TM 9-2320-280-24P TM 9-2815-237-34P Equipment Condition _________________ Hood raised and secured (TM 9-2320-280-10). Maintenance Level _______________ Direct support b. Installation NOTE • Perform steps 1 through 4 for vehicles with 6.2L engines only. • Perform steps 5 through 8 for vehicles with 6.5L engines only. 1. Apply sealing compound to four capscrews (3). 2. Install crankshaft pulley (1) on torsional damper (2) with four capscrews (3). 3. Install power steering belts (TM 9-2320-280-20). 4. Tighten four capscrews (3) to 48 lb-ft (65 N•m). 5. Apply sealing compound to four capscrews (3). 6. Install spacer (5), crankshaft pulley (1), and mud shield (4) on torsional damper (2) with four capscrews (3). 7. Install serpentine belt (TM 9-2320-280-20). 8. Tighten four capscrews (3) to 48 lb-ft (65 N•m). TM 9-2320-280-34 3-14 Change 1