TM 9-2320-209-34-2-2 17-41. LIFTING SHACKLE REMOVAL, REPAIR, AND REPLACEMENT (TRUCKS M109A2, M109A3, M185A2, AND M185A3). TOOLS: No special tools required SUPPLIES: Solvent, dry cleaning, type II (SD-2), Fed. Spec P-D-680 Cotter pin PERSONNEL: TWO EQUIPMENT CONDITION: Truck parked, engine off, handbrake set. a. Preliminary Procedures. (1) Disconnect battery ground cable. Refer to TM 9-2320-209-20. (2) Remove external power cable. Refer to Operation of Shop Van and Instrument Repair Shop Van Trucks, TM 9-2320-209-10. (3) Remove dome light and fixture. Refer to TM 9-2320-209-20. 17-418