TM   5-6675-317-14 Table  1-1. OPERATOR  PREVENTIVE  MAINTENANCE  CHECKS B   -   Before W   -   Weekly AN   -   Annually D   -   During M   -   Monthly s - Semiannually A   -   After Q   -   Quarterly BI -   Biennially ITEM NO. 1 2 lN- TER- VA L Q Q B/D W W D W D B/M /A Q AND   SERVICES   -   Cont (Number) -   Hundreds   of   Hours ITEM   TO   BE   INSPECTED PROCEDURE VAN  BODY Inspect Exterior - Cont 11. Inspect gaskets on personnel doors for leaks or damage. 12. Clean  and  paint  blistered,  pitted,  or  flaking areas and bare metal spots in accordance with instructions  contained  in  TM  43-0139,  Painting Instructions for Field Use. Inspect Interior. 1. Test  emergency   lights by pressing test button. 2. Inspect power cords and cables to be sure wires are not kinked, cut, or cracked. 3. Inspect plug connectors to be sure all plug connectors  are  tight  and  firmly  seated. Tighten if necessary. 4. Inspect for burned out light bulbs and fluorescent  tubes. Replace as required. 5. Inspect walls, ceilings, and floor for holes, open seams,   or signs of seepage or leaks. 6. Check  storage  cabinets  for  broken  hinges, latches, and locks. 7. Inspect fire extinguishers. Check that security seals are not broken. 8. Inspect circuit breaker panel. For   Readiness Reporting, Equipment   Is Not   Ready/ Available   If: Emergency lights do not  light. Wires or cables are cracked or cut. Leaks are present. Hinge, latch, or lock is broken. Fire extin- guisher is missing  or seals are broken. Circuit breaker is defective. 1-18