TM-9-2320-387-10 HMMWV Operator Manual Download
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TM 9-2320-387-10 2-86 Change 1 2-26. TOWING OPERATION (Cont’d) (4) Hoist vehicle to be towed. (5) If towing operation is more than a distance of 30 mi (48 km), or towing speed is expected to be over 30 mph (48 kph), remove propeller shaft as specified in table 2-3. (6) Place transmission and transfer case shift levers in N (neutral) (para. 2-13). (7) Depress parking brake release button and release parking brake lever (para. 2-13). (8) Proceed with towing operation. c. Towing Vehicle from Rear (Rear Wheels Up). NOTE It will be necessary to remove the wrecker lifting eyes (shackle) prior to attaching the towbar arms. (1) Attach the eye of the towbar (3) to the pintle (4) of the vehicle requiring towing and the towbar arms to the wrecker rear lifting eye attaching bracket. CAUTION • Ensure safety chain is connected correctly to vehicles equipped with a rear winch. Failure to do so may result in damage to rear winch. • Ensure that wrecker hoisting boom and hook are centered over the lifting shackles. Failure to do this may result in difficult turning during towing operations. (2) Install chain assembly (1) through the rear lifting shackles (6) and attach the chain assembly (1) to the wrecker’s hoisting hook (2). (3) Secure safety chain (5) to towed vehicle’s frame and to wrecker directly behind bumper. Let safety chain (5) dip to about 1 ft (30.5 cm) from the ground. .WARNING. Prior to towing vehicle with rear wheels up, secure steering wheel to prevent front wheels from turning. Failure to do this may cause damage to vehicle and injury or death to personnel. (4) Secure steering wheel. (5) If towing operation is more than a distance of 30 mi (48 km), or towing speed is expected to be over 30 mph (48 kph), remove front propeller shaft as specified in table 2-3. (6) Place transmission and transfer case shift levers in N (neutral). (7) Depress parking brake release button and release parking brake lever. (8) Lift rear wheels from ground. (9) Proceed with towing operations.