What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
The incident occurred on may 11, 2018, at 1745 local time. The pilot was the sole occupant of the aircraft. There were no injuries. The aircraft incurred no damage. However, there were substantial damage to the engine and exhaust system. The incident was a rough runing engine while inflight from addison airport, dallas Texas(kads), to Hicks Airfield Fort Worth, Texas (T67).
The pilot stated that the aircraft was at 3500 ft. and over kdfw when the engine first started running routh. He begin leaning out the fuel mixture in order to increase engine temperature and burn the carbon deposits build up off. He let the mixture run lean for 2-3 minutes and nothing happened. While south of alliance airport (kafw) the pilot started smelling a burning smell. He immediately checked all his engine instrument gauges and all were norman. He saw no visible sign of smoke or flames so he proceeded to Hicks Airfield (KT67). Upon landing at Hicks Airfield, he shut down the engine and inspected the aircraft for fire. He discovered the right side of the engine cowling burn on the outside and a hole in the cowling about the size of a dollar in lenth.
The on scene inspection of the aircraft by an FAA inspector revealed the lower right side of the engine cowling burned from exhaust heat and fire. The #3 exhaust stack had burn a hole in the cowling about the side of a dollar in length. The exhaust heat was so intense that the #3 cyclinder and exhaust stack mating surface were blue in color, cauling the exhaust stack to burned through the engine flange separating the exaust stack from the cylinder. The hot exhaust stack was discovered resting on the engine lower cowling deck.
As the FAA filed it
THE INCIDENT OCCURRED ON MAY 11, 2018, AT 1745 LOCAL TIME. THE PILOT WAS THE SOLE OCCUPANT OF THE AIRCRAFT. THERE WERE NO INJURIES. THE AIRCRAFT INCURRED NO DAMAGE. HOWEVER, THERE WERE SUBSTANTIAL DAMAGE TO THE ENGINE AND EXHAUST SYSTEM. THE INCIDENT WAS A ROUGH RUNING ENGINE WHILE INFLIGHT FROM ADDISON AIRPORT, DALLAS TEXAS(KADS), TO HICKS AIRFIELD FORT WORTH, TEXAS (T67).
THE PILOT STATED THAT THE AIRCRAFT WAS AT 3500 FT. AND OVER KDFW WHEN THE ENGINE FIRST STARTED RUNNING ROUTH. HE BEGIN LEANING OUT THE FUEL MIXTURE IN ORDER TO INCREASE ENGINE TEMPERATURE AND BURN THE CARBON DEPOSITS BUILD UP OFF. HE LET THE MIXTURE RUN LEAN FOR 2-3 MINUTES AND NOTHING HAPPENED. WHILE SOUTH OF ALLIANCE AIRPORT (KAFW) THE PILOT STARTED SMELLING A BURNING SMELL. HE IMMEDIATELY CHECKED ALL HIS ENGINE INSTRUMENT GAUGES AND ALL WERE NORMAN. HE SAW NO VISIBLE SIGN OF SMOKE OR FLAMES SO HE PROCEEDED TO HICKS AIRFIELD (KT67). UPON LANDING AT HICKS AIRFIELD, HE SHUT DOWN THE ENGINE AND INSPECTED THE AIRCRAFT FOR FIRE. HE DISCOVERED THE RIGHT SIDE OF THE ENGINE COWLING BURN ON THE OUTSIDE AND A HOLE IN THE COWLING ABOUT THE SIZE OF A DOLLAR IN LENTH.
THE ON SCENE INSPECTION OF THE AIRCRAFT BY AN FAA INSPECTOR REVEALED THE LOWER RIGHT SIDE OF THE ENGINE COWLING BURNED FROM EXHAUST HEAT AND FIRE. THE #3 EXHAUST STACK HAD BURN A HOLE IN THE COWLING ABOUT THE SIDE OF A DOLLAR IN LENGTH. THE EXHAUST HEAT WAS SO INTENSE THAT THE #3 CYCLINDER AND EXHAUST STACK MATING SURFACE WERE BLUE IN COLOR, CAULING THE EXHAUST STACK TO BURNED THROUGH THE ENGINE FLANGE SEPARATING THE EXAUST STACK FROM THE CYLINDER. THE HOT EXHAUST STACK WAS DISCOVERED RESTING ON THE ENGINE LOWER COWLING DECK.
Other reports on N1470L · 1
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