TM   55-1510-221-10 8-13. 8-14. 15.    Mission   equipment   and   circuit   breakers   - Check and set. 16.    Toilet - Check condition. 17.    Emergency   equipment   -   Check   that   all required  emergency  equipment  is  available and  that  fire  extinguishers  and  first  aid  kits have  current  inspection  dates. Parachutes  -  Check  secure  and  for  current inspection  and  repack  dates. EXTERIOR  CHECK. FUEL  SAMPLE. NOTE Fuel  and  oil  quantity  check  may  be performed   prior   to   EXTERIOR   CHECK. During warm weather open fuel cap slowly to prevent being sprayed by fuel under pressure due  to  thermal  expansion. *  1.    Fuel sample - Check collective fuel sample from a l l    d r a i ns for  possible  contamination. Thru-flight  check  is  only  required  if  aircraft  has been  refueled. 8-15. LEFT WING, AREA I. 1.    Left wing area - Check as follows (fig. 8-l): * a.    General  condition  -  Check  for  skin  damage such   as   buckling,   splitting,   distortion,   dents,   or   fuel leaks. b.     Flaps     - C h e c k   f o r   f u l l   r e t r a c t i on (approximately 0.25 inch play) and skin damage such as buckling, splitting, distortion, or dents. c.   Fuel sump drains (3) - Check for leaks. d.  Controls  and  moveable  trim  tab  -  Check security and moveable trim tab position. NOTE All  static  wicks  (27)  must  be  installed  for optimum  radio  performance. e.  Static  wicks  (4)  -  Check  security  and condition. f.  Wing  pod,  navigation  lights,  deice  boots  and antennas - Check condition. g.    Recognition light - Check condition. h.    Outboard antenna set - Check condition. i.  Main  tank  fuel  and  cap  -  Check  fuel  level visually,  condition  of  seal,  and  cap  tight  and  properly installed. j.  Outboard  wing  fuel  vent  -  Check  free  of obstructions. k.   Outboard   deice   boot   -   Check   for   secure bonding,  cracks,  loose  patches,  stall  strips,  and  general condition. 1.   Stall warning vane - Check free. m.  Monopole  antenna  -  Check  general condition. * n. Tiedown - Release. o.  Inboard  dipole  antenna  set  -  Check  for security  and  cracks  at  mounting  points.  Check  bonding secure, boots free of cuts and cracks. p.   Wing ice light - Check condition. q.   AC GPU access door - Secure. r.   Recessed and heated fuel vents - Check free of obstructions. s.   Inverter   inlet   and   exhaust   louvers   -   Check free of obstructions. 8-16. LEFT MAIN LANDING GEAR. 1.   Left main landing gear - Check as follows: * a.    Tires - Check for cuts, bruises, wear, proper inflation   and   wheel   condition. b.  Brake  assembly  -  Check  brake  lines  for damage or signs of leakage, brake linings for wear (0.25 inch   maximum,   between   housing   and   lining   carrier), brake  deice  assembly  and  bleed  air  hose  for  condition and security. * c.    Shock  strut  -  Check  for  signs  of  leakage, minimum strut extension (5.56 inches), and that left and right  strut  extension  is  approximately  equal. d.    Torque knee - Check condition. e.  Safety  switch  -  Check  condition,  wire,  and security. H  f.    Fire  extinguisher  pressure  -  Check  pressure within  limits. g.  Wheel  well,  doors,  and  linkage  -  Check  for signs   of   leaks,   broken   wires,   security,   and   general condition. 8-4 Change 4