TM 9-2320-209-20-3-1 c . Cleaning, Inspection, and Repair. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. Using water and mild soap, clean light door (1) and lens. Check light door (1) and lens for cracks, dents or other damage. Clean all other parts using electrical contact cleaner. Check gasket (2) for cracks, nicks or breaks. Check lamps (3) for burned out filaments or corroded contacts. Check socket assembly (4) for corroded contacts or broken or damaged wires and insulation. Check Check Check Throw grommet (5) for cracks or breaks. light housing (6) for dents, cracks, stripped threads or other damage. all screws for stripped or damaged threads. away all damaged parts and get new parts in their place. END OF TASK 7-147