TM 55.1510-220-10 f. Flight   instruments   Check   instruments   for protective  glass,  warning  flags  (10  pilot,  5 copilot), static readings, and heading correction card. g. Radar OFF. h. APR-39 and APR-44 OFF. i. Engine   instruments   Check   for   protective glass and static readings. 11. PROP SYNC switch OFF. 12. Mission  panel  switches  and  circuit  breakers  Set and OFF. 13. Pressurization controls Set. 14. Subpanels   Check   and   set   as   follows:   a.      Fire protection test switch OFF. b. Landing, taxi, and recognition lights OFF. c. Landing gear control switch Recheck DN. d. Cabin lights As Required. 15. Pilot's static air source NORMAL. NOTE Do  not  use  alternate  static  source during  takeoff  and  landing  except in an emergency. Pilot's instruments will show a variation in airspeed and altitude. 16. Pilot's    and    copilot's    audio    control    panels    As required. 17. Ice vane pull handles In. 18. Fuel pumps/crossfeed operation Check as follow .  Fire pull handles Pull. b. Standby fuel pump switches On. c. Battery switch ON. d. #1    fuel    pressure    and    #2    fuel    pressure warning lights Illuminated. e. Fire pull handles In. f. #1   fuel   press   and   #2   fuel   press   warning annunciator lights Extinguished. g. Standby  fuel  pump  switches  OFE  h.    #1 fuel pressure and #2 fuel pressure warning lights Illuminated. i. Crossfeed Check.  Check system operation by  activating  switch  momentarily  left  then right,  noting  that  #1  FUEL  PRESS  and  #2 FUEL   PRESS   warning   annunciator   lights extinguish    and    that    the    FUEL    CROSS- FEED advisory annunciator light illuminates as switch is energized. 19. AC and DC GPU As required. 20. External   power   advisory   annunciator   lights   As required.        (Aircraft    EXTERNAL    POWER    and mission   EXT   AC   PWR   ON   annunciator   lights illuminated.) 21. DC  power  Check.    (22  VDC  minimum  for battery, 28 maximum for GPU starts). 22. Annunciator panels Test as required. a. MASTER   CAUTION,   MA'STER   WARNING,   #1 FUEL PRESS, #2 FUEL PRESS, GEAR DN, L BL AIR FAIL, R BL AIR FAIL, INST AC, #1 DC GEN, #1  INVERTER,  #1  NO  FUEL  XFR,  #2  NO  FUEL XFR,     #2     INVERTER,     #2     DC     GEN,     Check illuminated. b. ANNUNCIATOR   TEST   switch   Press   and   hold. Check  that  the  annunciator  panels,  FIRE  PULL handle   lights,   marker   beacon   lights,   MASTER CAUTION   and   MASTER   WARNING   lights   are illuminated.    Release  switch  and  check  that  all lights except those in step (a) are extinguished. c. MASTER   CAUTION   and   MASTER   WARNING lights Press.  Check that both lights extinguish. 23. Stall and gear warning system Check as follows: a. STALL WARN TEST switch TEST.  Check that warning horn sounds. b. LDG   GEAR   WARN   TEST   switch   TEST. Check that warning horn sounds 8-11