TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
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TM 9-2320-280-20-2 8-3. WHEEL REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: Tools General Safety Instructions General mechanic’s tool kit: Always apply parking brake and chock opposite automotive (Appendix B, item 1) wheel before removing wheel. Remove only the inner group of nuts when Manual References removing a wheel from the vehicle. TM 9-2320-280-24P Never mix radial tires and bias ply tires. WARNING Always apply parking brake and chock opposite wheel before removing wheel. Avoid removing wheel when vehicle is on sloping terrain. Injury to personnel or damage to equipment may result. Remove only the inner group of nuts when removing a wheel from the vehicle. Removing the outer nuts which hold the rim together while the assembly is inflated could result in serious injury or death. Radial and Bias ply tires should not be mixed on the same vehicle. Injury to personnel or damage to equipment may result. NOTE Check tire size designator on sidewall for tire construction identification: 36 X 12.50-16 .5 LT-Bias ply 37 X 12.50R16.5LT-Radial a. Removal 1. Lumen eight lug nuts (2), but do not remove. 2. Raise and support corner of vehicle (para. 8-2). 3. Remove eight lug nuts (2) securing wheel (1) to geared hub (3) and remove wheel (1). I b. Installation NOTE Install lug nuts with fingers to full engagement. If nuts resist finger tightening, discard nuts. Examine studs for damage and replace if damaged (para. 6-14). The radial tire is nondirectional and can be used in either position. 1. Install wheel (1) on geared hub (3) with eight lug nuts (2). 2. Remove support and lower corner of vehicle (para. 8-2). 3. Tighten eight lug nuts (2) to 90-110 lb-ft. (122-149 N m) in tightening sequence shown. 8-6