TM  5-6675-317-14 Table 1-1. OPERATOR   PREVENTIVE   MAINTENANCE   CHECKS   AND   SERVICES   -   Cont B - Before W - Weekly AN - Annually D - During M - Monthly (Number) - Hundreds of Hours S - Semiannually A - After Q  -  Quarterly BI - Biennially ITEM NO. 2 3 4 IN- TER- VAL B/W B M ITEM TO BE INSPECTED PROCEDURE VAN   BODY Inspect   Interior   -   Cent d. Inspect   contents   for   damage.   Then   use   check” to   inventory   contents. e. Replace   damaged   or   missing   items. f . Repack   kit. 9“ R e i n s t a l l    k i t . 12. Inspect    blackout    curtains. a. Inspect   blackout   curtains   and   valances   for tears,   missing   hooks,   or   broken   eyelets. b. Inspect   nylon   hook   and   pile   tape   on   curtain and   wall   for   security   of   attachment. Inspect   Air   Conditioner/Heater.   Refer   to   TM   5-4120- 367-14   t or   preventive   maintenance   checks   and   services. Service   Power   Cable. WARNING Electrical   shock   hazard. Power   cable   must   be   de-energized   before   servicing. Death   or   serious   injury   may-occur   from   failure   to serve   this   safety   precaution. 1. Turn   off   safety   switch. 2. Disconnect   cable   from   power   entry 3. Wrap   any   cuts   or   abrasions   in   cab’ insulation    tape. i s t ob- panel . e   with   electrical 4. Reconnect   power   cable   to   entry   panel. F o r    R e a d i n e ss Reporting, Equipment Is Not  Ready/ Available  If: Curtains damaged. 1-22