TM 9-2320-361-10 3-14. WHEELS AND TIRES a. General. Tires are checked as part of preventive maintenance checks and services (refer to table 2-2). If tire becomes flat while operating, stop vehicle immediately, if tactical situation permits. The M275A2 vehicle does not carry a spare tire. b. Spare Wheel Replacement (All Vehicles Except M342A2 and M275A2). NOTE This procedure requires two personnel. (1) Removal. (a) Park vehicle on level ground with engine off and parking brake applied. (b) Loosen nuts (3) and turn spare wheel (4) clockwise to aline nuts (3) with holes (6) in bracket (2). (c) Using spare tire mounting wrench, turn shaft (5) right to disengage pawl (1), and lift pawl (1). WARNING When lowering spare wheel, hold wrench handle bar securely. Do not release bar until wheel touches ground. If bar must be released before wheel touches ground, lock shaft in place with pawl. Failure to do this may cause wheel to drop and bar to spin, resulting in injury or death to personnel. (d) Using spare tire mounting wrench, turn shaft (5) left until spare wheel (4) is lowered to ground. (e) Remove two nuts (3), studs (8), and plate (7) from wheel (4). (2) Installation. (a) Position plate (7) and two studs (8) on wheel (4). (b) Install nuts (3) halfway onto studs (8). WARNING Pawl must rest on shaft gear teeth before raising spare wheel. Failure to do this may cause wheel to drop and bar to spin, resulting in injury or death to personnel. 3-20