TM 9-2320-209-20-3-1 c. Cleaning, Inspection, and Repair. WARNING Dry cleaning solvent is flammable. Do not use near an open flame. Keep a fire extinguisher nearby when solvent is used. Use only in well– ventilated places. Failure to do this may result in injury to personnel and damage to equipment. (1) Using solvent, clean screws, retainer, and switch bracket. (2) Check damage. (3) Check (4) Throw wires for breaks and frayed insulation. Check switch for screws and switch bracket for damaged threads. away all damaged parts and get new ones in their place. 7-255