h. Fuel  sump  drains  (forward)  -  Check  for leaks. 8-17.  LEFT  ENGINE  AND  PROPELLER. 1. Left  engine  -  Check  as  follows: A  cold  oil  check  is  unreliable.  Oil  should be  checked  within  10  minutes  after  stop- ping  engine.  If  more  than  10  minutes have  elapsed,  motor  engine  for  30  sec- onds,  then  recheck.  If  more  than  10  hours have   elapsed,   run   engine   for   2   minutes, then  recheck.  Add  oil  as  required.  Do  not overfill. *    a. Engine   oil   -   Check   oil   level   no   more than  2  quarts  low,  cap  secure,  locking tab  aft,  and  access  door  locked. b. Engine  compartment,  left  side  -  Check for   fuel   and   oil   leaks,   security   of   oil cap,  door  locking  pin,  and  general  con- dition. NOTE Secure  front  cowling  latches  first. c. d. *    e. *    f. g. h. i. j. Left  cowl  locks  -  Locked. Left  exhaust  stack  -  Check  for  cracks and  free  of  obstructions. Propeller  blades  and  spinner  -  Check blade  condition,  boots,  security  of  spin- ner  and  free  propeller  rotation. Engine  air  inlets  and  ice  vane  -  Check free   of   obstruction   and   ice   vane retracted. Bypass  door  -  Check  condition. Right  cowl  locks  -  Locked. Right  exhaust  stack  -  Check  for  cracks and  free  of  obstructions. Engine  compartment,  right  side  - Check  for  fuel  and  oil  leaks,  ice  vane linkage,   door   locking   pin,   and   general condition.  Lock  compartment  access door. TM  55-1510-221-10 8-18.  CENTER  SECTION  LEFT  SIDE. 1. Center  section  -  Check  as  follows: a. Heat  exchanger  inlet  and  outlet  -  Check for  cracks  and  free  of  obstruction. b. Auxiliary  tank  fuel  sump  drain  -  Check for  leaks. C. Inboard  deice  boot  -  Check  for  secure bonding,  cracks,  loose  patches,  and general   condition. *  d. Auxiliary  tank  fuel  gage  and  cap  - Check   fuel   level   visually,   condition   of seal, and   cap   tight   and   properly installed. e. Monopole   antenna   -   Check   condition. 8-19.   FUSELAGE   UNDERSIDE. 1. Fuselage  underside  -  Check  as  follows: *   a.   General   condition   -   Check   for   skin damage  such  as  buckling,  splitting,  dis- tortion,  dents,  or  fuel  leaks. b. Antennas  -  Check  security,  and  general condition. 8-20. NOSE SECTION, AREA 2. 1. Nose  section  -  Check  as  follows: a. b. c. d. e. f. *   g. *  h. i. j. k. Outside  air  temperature  probe  -  Check condition. Avionics  door,  left  side  -  Check  secure. Air  conditioner  exhaust  -  Check  free  of obstructions. Wheel  well  -  Check  for  signs  of  leaks, broken  wires  and  general  condition. Doors   and   linkage   -   Check   condition, security,   and   alignment. Nose  gear  turning  stop  -  Check  condi- tion. Tire  -   Check  for  cuts,  bruises,  wear, appearance   of   proper   inflation,   and wheel   condition. Shock strut - Check for signs of leakage and  3.0  inches  minimum  extension. Torque  knee  -  Check  condition. Shimmy  damper  and  linkage  -  Check for   security   and   condition. Landing   and   taxi   lights   -   Check   for security   and   condition. 8-5