TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 2 Download
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TM 9-2320-387-24-2 2 l-9. DIFFERENTIAL AND AXLE FREE PLAY TOLERANCE INSPECTION This task covers: Insoection INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Dial indicator (Appendix B, Item 113) C-clamp (Appendix B, Item 153) Materials/Parts Two locknuts (Appendix G, Item 163) hlanual References TM 9-2320-387-10 TM 9-2320-387-24P Maintenance Level Direct support 1. 2. 3. 4. 5. 6. 7. Park vehicle on a flat surface. Chock front and rear wheels and release parking brake (TM 9-2320-387-10X Use a flat steel plate or scrap metal (5) and C-clamp to position dial indicator mount assembly (4) on crossmember (1). Position dial indicator on disc assembly (3). Manually move axle shaft (2) up and down vertically as far as possible. Note dial indicator reading in each direction and record combined readings. If sum of up and down vertical movement exceeds 0.0236 in. (0.5994 mm), notify general support to disassemble differential, inspect for excessive wear, and replace worn components (para. 30-3). Repeat steps 1 through 6 for remaining axles. 21-20