TM 9-2320-209-20-3-3 FRAME 3 1. Screw on coupling nut (1) to fitting (2). Using spanner wrench, hold fitting. Using adjustable wrench, tighten coupling nut. NOTE Follow-on Maintenance Action Required: Stow hose in traveling position. Refer to TM 9-2320-209-10. END OF TASK 18-250