TM 9-2320-209-20-3-1 c. Cleaning, Inspection, and Repair. FRAME 1 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. Using water and mild soap, clean light door and lens (1). Check that light door and lens (1) have no cracks, dents or other damage. Clean all contacts with contact cleaner. Check that gasket (2) has no cracks, nicks or breaks. Check that lamps (3) have no burned out filaments or corroded contacts. Check that socket assembly with wiring (4) has no corroded contacts or broker or damaged wires and insulation. Check that Check that damage. Check that grommet (5) has no cracks or breaks. light housing (6) has no dents, cracks, all screws have no stripped or damaged stripped threads or other threads. Throw away all damaged parts and get new parts in their place. END OF TASK 7-131