TM 9-2320-209-20-3-1 FRAME 2 NOTE Before taking off electrical plugs (1), tag each plug so it will be put back in right place. 1. Take off two electrical plugs (1). 2. Using 5/8-inch open end wrench, unscrew tube nut (2) and pull air line (3) away from elbow (4). 3. Using 7/16-inch wrench, unscrew two starwasher bolts (5), and take out low air pressure switch (6). 4. Using 1/2-inch wrench, unscrew elbow (4) from low air pressure switch (6). END OF TASK 7-267