PYLON FRAME STRAIGHT PIN REPLACEMENT

TM-1-1520-238-23-8 Army Model AH-64 Helicopter (NSN
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TM 1-1520-238-23 16-96 Change 8 16.20. PYLON FRAME STRAIGHT PIN REPLACEMENT - continued 16.20.4. Cleaning a. Wipe pin mounting area with a clean rag. 16.20.5. Inspection a. Check pin mounting area for cracks. None al- lowed. Use magnifier. If cracks are suspected, perform nondestructive inspection (TM 1-1520-264-23). Replace pylon frame if cracked (para 16.22). 16.20.6. Installation a. Install pin (1) in pylon frame (2). Torque bolt (3) to 70 INCH-POUNDS. (1) Install new pin (1) in hole. (2) Install bolt (3) and washer (4). (3) Torque bolt (3) to 70 INCH-POUNDS. Use torque wrench. b. Inspect (QA). c. Install pylon actuator and top plate (para 16.9). d. Install pylon controller and controller bracket (para 16.15). END OF TASK M04-2846-4 = Inspection area M04-2846-3 3 4 1 2

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