TM-9-1200-215-34&P Technical Manual for M109 Automatic Fire Control System (AFCS) Download
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TM 9–1200–215–34&P 2–29 2–19. POWER SUPPL Y ASSEMBL Y MAINTENANCE INSTRUCTIONS DESCRIPTION This task covers: a. Removal b. Installation INITIAL SETUP Tools: Tool Kits, JTK–17LAL, TK–101/G, or TK–105/G (items 34, 35, & 36, Appendix E) Torque Wrench, 0–75 in.–lb (item 40, Appendix E) #1 Crosstip Screwdriver Socket Wrench (item 21, Appendix E) Materials/Parts: Lockwasher (item 6, Appendix F) Screw, Machine (item 9, Appendix F) Bag, Plastic (item 6, Appendix D) Box, Shipping (item 9, Appendix D) Equipment Conditions: Stabilizer brackets removed; if not, remove stabilizer brackets in accordance with procedure in para- graph 2–14 Personnel Required: One MOS 35Y a. REMOVAL CAUTION ESD SENSITIVE The ACU contains ESD sensitive components. Wear a protective ESD wrist strap whenever handling components. Failure to comply may result in damage to equipment. NOTE Tag all leads prior to removal to aid in installation. 1. Attach ESD grounding strap to wrist and ground to ensure ESD protection. 2. Disconnect cable (1) from J1 connector (2) on Power Supply Assembly (3). 3. Disconnect three cable connectors (4, 5, and 6) from backplane at J15, J16 and J17 respectively, by loosening two captive screws (7) on each connector. 2 3 5 7 7 1 6 4