TM 9-2320-209-20-3-1 b. Replacement. 1. Aline screw holes in air cleaner indicator (1) with screw holes in bracket (2) and put in two cap screws (3) . 2. Using 7/16-inch wrenches, hold two capscrews (3) and screw on and tighten two washers (4) and nuts (5) . 3. Working from behind instrument panel and using 7/16-inch wrench, screw in connector fitting (6) . Hold connector fitting and using 9/16-inch wrench, screw in and tighten fitting (7) . END OF TASK TA 080845 4-7