TM 9-2320-209-20-3-4 b. Removal. FRAME 1 1. Using wrenches, hold tube fitting (1) and unscrew tube nut (2). 2. Pull tube (3) with tube nut (2) away from tube fitting (1). 3. Using rags, wipe up any fuel which drains from tube (3) and put rags in approved disposal area. GO TO FRAME 2 23-59