TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
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TM 9-2320-280-20-2 Change 3 8-24.9 8-5.1. RADIAL TIRE, WHEEL, AND RUBBER RUNFLAT MAINTENANCE (M1123 AND “A2” VEHICLES) (Cont’d) NOTE Ensure longer lip of runflat faces outer rim half. 12. Lubricate O-ring (8) with tire soap. Install O-ring (8) in groove (10) on top of inner rim (9), around studs (11). Ensure O-ring (8) is not twisted and that it is uniformly positioned in groove (10). Do not overstretch O-ring (8). 13. Install valve core (12) in valve bore (13). NOTE Perform step 14 only if valve bore and insert were removed. 14. Install insert (14), O-ring (15), and locknut (16) on outer rim (7). Apply sealing compound to valve bore (13) and install valve bore (13) on insert (14). Tighten locknut (16) to 40-60 lb-in. (5-7 N•m). Tighten valve bore (13) to 25-30 lb-ft (34-41 N•m). 15. Install outer rim half (7) on inner rim half (9). CAUTION Tighten locknuts gradually to avoid bent and broken studs, or damage to wheel components. 16. Install outer rim half (7) on inner rim half (9) with twelve locknuts (6).