TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 2 Download
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28-9. CENTER SUPPORT REPAIR (Cont'd) TM 9-2320-387-24-2 NOTE • The center support bolt hole can be reconditioned ONE TIME ONLY using a reamer and a new service bolt. This is an optional procedure. • 1997-1998 transmission center supports are shown. The 1995-1996 transmissions are similar. 3.1. Insert, do not force, gauge pin with chamfer end towards hole in bolt hole (5). If gauge pin fits in hole at least half way, go to step 3.2. If half way or more, replace center support (2). 3.2. Position reamer in bolt hole (5) and using light pressure, turn clockwise approximately 4-6 times or until reamer bottoms out. Remove reamer and clean center support (2). 4. Check all oil passages in center support (2) for blockage. 5. Inspect release springs (9) for signs of distortion or collapsed coils. Replace all springs (9) if any have distorted or collapsed coils. 6. Inspect clutch piston (6), spring and retainer (10), and snapring (11) for damage or distortion. Replace any part if damaged or distorted. Change 1 28-33 9 10 5 11