TM 1-1510-225-10 8A-20 9.  BATT condition – Check.  Battery charge light should  be  extinguished.    If  it  is  illuminated, turn  the  battery  switch  OFF  momentarily  and note   loadmeter   reading.      Turn   the   battery switch     ON     and     wait     approximately     90 seconds, then turn the battery switch OFF and note  loadmeter  reading.    Battery  condition  is unsatisfactory    if    the    battery    charge    light remains illuminated and charge current fails to decrease between checks. 10.  ITT  –  Check.    Must  be  750 or  below  for 1 minute prior to shutdown. CAUTION Monitor ITT during shutdown.  If sustained combustion is observed, proceed immediately    to    Abort    Start    procedure, Paragraph 8A-24. 11.  CONDITION levers – FUEL CUTOFF. 12.  PROP levers – FEATHER. Do    not    turn    off    exterior    lights    until propeller rotation has stopped. 13.  AVIONICS MASTER PWR – OFF. 14.  MASTER PANEL LIGHTS – OFF. 15.  Exterior lights – OFF. NOTE Wait   until   gas   generator   speed   of   both engines  drops  below  10%  prior  to  turning off the MASTER SWITCH. 16.  MASTER SWITCH – OFF. 17.  Oxygen system – OFF. 18.  Chocks – As required. 19.  Parking brake – As required. 20.  Flight controls – As required. 8A-46.  BEFORE LEAVING AIRCRAFT. 1.  Wheel chocks – As required. NOTE Brakes should be released after chocks are in place (ramp conditions permitting). 2.  Parking brake – As required. 3.  Flight controls – Locked. 4.  OVERHEAD FLOOD lights – OFF. 5.  STANDBY PUMPS – OFF. O 6.  MAP lights – OFF. 7.  Windows – As required. 8.  Emergency exit lock – As required. 9.  Galley power switches – OFF. 10.  Aft cabin light – OFF. 11.  Door light – OFF. CAUTION If strong winds  are anticipated while the aircraft    is    unattended,    the    propellers shall  be  secured  to  prevent  windmilling with zero engine oil pressure. 12.  Walk-around inspection – Complete. Conduct a thorough walk-around inspection, checking for damage, fluid leaks, and levels. Check that covers, tiedowns, restraints, and chocks are installed as required. 13.  Aircraft  forms  –  Complete.    In  addition  to established  requirements  for  reporting  any system  defects,  or  unusual  and  excessive operation  such  as  hard  landings,  etc.,  the flight  crew  will  also  make  entries  on  DA Form  2408-13-1  to  indicate  when  limits  in the Operator's Manual have been exceeded. 14.  Aircraft secured – Check.  Lock cabin door as required. WARNING