TM 9-2320-209-20-3-2 FRAME 6 1. 2. Put tube (1) with two coupling nuts (2) in place as shown. CAUTION D O not overtighten coupling nuts. Screw on and finger tighten coupIing wrench, tighten Using 13/16-inch wrench, Follow-on nuts on fittings, then using 13/16-inch nuts 1/8 turn. screw on and tighten two coupling nuts NOTE Maintenance Action Required: (2). 2. 1. Check air system for leaks. Refer to Part 1, para 1-5. Replace spare wheel. Refer to TM 9-2320-209-10. 3. Replace delivery pump drive shaft. Refer to Part 3, para 18-59. END OF TASK 13-202