TM-9-2350-358-BD M109A6 Battlefield Damage Assessment and Repair Download
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TM 9-2350-358-BD 3-13. SHIELDED CABLES, DAMAGED - CONTINUED • Gun, thermal • Insulation sleeving, electrical (item 37, Appendix C) • Wire, electrical 18 AWG (item 77, Appendix C) Procedural Steps: 1. Prepare severed ends of cable for pigtail method of shield termination. 2. Join inner conductors using insulated splice connector. 3. Add a short length of insulated wire as an extension to complete shield connection by using two splice connectors. 4. Cover area with tape or insulation sleeve. 5. Record BDAR action taken. When mission is complete, as soon as practical, repair the equipment/system using standard maintenance procedures. SECTION V. ELECTRICAL COMPONENTS 3-14. GENERAL Electrical circuits contain switches and protection devices. Vibration, impact, or explosive forces can cause a switch to become inoperative. A short or overload in a circuit will cause the fuse to bum out or the circuit breaker to trip. The circuit becomes inoperative. A temporary repair can be made by bypassing the protection device or switch. 3-15. SWITCHES, DAMAGED Inoperative circuit can be caused by a damaged switch. A temporary repair can be made by bypassing the switch with straight wiring. Limitations: Operation of switch is eliminated. 3-19