TM 9-2320-209-20-3-1 FRAME 2 I Soldier A 1. Reaching up behind instrument panel (1) and using 9/16-inch wrench, hold air cleaner mounting nut (2) . Soldier B 2. While holding air cleaner head (3) using 9/16-inch wrench, take out four air cleaner mounting bolts (4) with lockwashers (5) . 3. Lift out air cleaner head (3) . Soldier A 4. Take off air cleaner mounting nut (2). END OF TASK 4-3