TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
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1. Block front wheels (4). 2. Center jack under rear suspension rear crossmember (6). Use a wood block between jack and crossmember (6). 3. Raise vehicle (1) high enough to place trestles (3). WARNING For vehicles with a heavy load such as S250 shelter carrier, an additional trestle should be placed in the rear for added stability. 4. Place trestles (3) under flat portion of frame rails (5) and lower jack until weight is supported by trestles (3). 8-2. JACKING INSTRUCTIONS(Cont'd) e. Raising Rear of Vehicle 1. Raise vehicle (1) and remove trestles (3). 2. Lower vehicle (1). 3. Remove blocks from front wheels (4). f. Lowering Rear of Vehicle 1. Raise rear of vehicle (1) and remove trestles (3). 2. Lower rear of vehicle (1) and block rear wheels (2). 3. Lower front of vehicle (task d). h. Lowering Entire Vehicle 1. Raise front of vehicle (task c). 2. Center jack under rear suspension rear crossmember (6). Use a wood block between jack and crossmember (6). WARNING For vehicles with a heavy load such as S250 shelter carrier, an additional trestle should be placed in the rear for added stability. 3. Raise vehicle (1) high enough to place trestles (3). 4. Place trestles (3) under flat portion of frame rails (5) and lower jack until weight is supported by trestles (3). 5. Move blocks aside. g. Raising Entire Vehicle TM 9-2320-280-20-2 8-4 Change 2