TM 9-2320-209-20-3-2 1. 2. 3. Working from inside of frame and using 1 1/4-inch wrench, reach around to outside of frame and hold nut on nipple (1). Using 1 1/2-inch wrench, screw on and tighten nut (2) on nipple (1) as shown. Using 1 1/4-inch wrench, hold nut (2). Using 9/16-inch wrench, screw on and tighten elbow (3). Put tube (4) in place as shown. Using 5/8-inch wrench, screw on and tighten tube nut (5). NOTE Follow-on Maintenance Action Required: 1. Replace quick-disconnect coupling half. Refer to para 13-37. 2. Do air leak test. Refer to Part 1, para 1-5. END OF TASK 13-274