TM 9-2320-209-20-3-1 c. Cleaning, Inspection, and Repair. FRAME 1 1. 2. 3. 4. 5. 6. 7. 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. Using solvent, clean all parts. Check light door (1), ring assembly (2), and headlight housing (3) for dents, cracks or other damage. Check threads in headlight housing for damage. Check sealed beam unit (4) for cracks, burned-out filaments or other damage. Check wires and connectors (5) for damage. Check that wires are not broken and that insulation is not cut or cracked. Check connector plugs (6), grommets (7), adjusting screw nuts (8), and shock mounts (9) for damage. Check all screws for damaged threads. Throw away damaged parts and get new ones in their place. END OF TASK 7-92