TM-9-2320-280-34 HMMWV Direct Support & General Support Maintenance Manual Download
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TM 9-2320-280-34 3-7. TORSIONAL DAMPER REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: Tools Equipment Condition General mechanic's tool kit: Hood raised and secured (TM 9-2320-280-10). automotive (Appendix G, Item 1) General Safety Instructions Materials/Parts Torsional damper must be supported during Lubricating oil (Appendix B, Item 31) removal and installation. Sealing compound (Appendix B, Item 49) Maintenance Level Manual References Direct support TM 9-2320-280-10 TM 9-2320-280-20 TM 9-2815-237-34P a. Removal 1. Loosen four capscrews (1) connecting crankshaft pulley (2) to torsional damper (5). Loosen capscrew (3) connecting torsional damper (5) to crankshaft (8). 2. Remove power steering set or serpentine belt (TM 9-2320-280-20). 3. Remove four capscrew (1) and crankshaft pulley (2) from torsional damper (5). Remove capscrew (3) and washer (4) connecting torsional damper (5) to crankshaft (8). WARNING Torsional damper must be supported during removal and installation. Failure to do this may cause injury to personnel or damage to equipment. 4. Reinstall capscrew (3) and remove torsional damper (5) from crankshaft (8) with puller. 5. Remove capscrew (3) from crankshaft (8). 6. Inspect woodruff key (6) and front cover seal (7) for damage. Replace woodruff key (6) or front cover seal (7) (para. 3-13) if damaged. 3-15