1. Slide nut and then sleeve on tubing. Threaded end of nut (B) must face out. 2. Insert tubing into fitting. Ensure tubing is bottomed on fitting shoulder. 3. Thread nut onto fitting body until it is hand tight. 4. From that point, tighten with a wrench the number of turns indicated at right. COPPER TUBING FOR HAND AIRBRAKE TUBE SIZE ADDITIONAL NUMBER OF TURNS FROM HAND TIGHT 1/4, 3/8 1/2, 5/8, 3/4 1-3/4 3-1/4 TUBING APPLICATION TIGHTENING ASSEMBLY INSTRUCTIONS (Contd) TORQUE WRENCH ADAPTERS Some tasks require the use of a torque wrench adapter when the nut or screw cannot be reached with a regular socket on the end of the torque wrench. These adapters add to the overall length of the torque wrench and make the dial or scale reading less than the actual torque applied to the nut or screw. To prevent overtorquing and damage to equipment, calculate correct dial or scale reading using Conversion Formula (page 0385 00-7/8 blank). B 0385 00-6 TM 9-2320-386-24-1-2 0385 00 TORQUE LIMITS (Contd)