Service difficulty report · Turbine · Cessna 208B

Difficulty date
November 6, 2012
Submitted
September 14, 2015
Operation
General aviation
Make and model
Cessna 208B
Engine
Pwa PT6A114A
Part
Turbine
Condition
Failed
Location
Engine
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

(CAN) THE PILOT REPORTED OIL ON THE WINDSCREEN DUE TO ENGINE PROBLEMS. HE ATTEMPTED A LANDING IN A FIELD WHICH RESULTED IN THE ACFT BOUNCING BEFORE IT HIT THE TREE LINE. POST CRASH FIRE OCCURRED AND THE PILOT SUFFERED FATAL INJURIES. EYEWITNESS SAW THE A/C IN "LANDING" MODE WITH THE PROPELLER NOT TURNING BEFORE IMPACT. OFFER OF ASSISTANCE WAS ACCEPTED BY THE NTSB, AN INVESTIGATOR FROM THIS OFFICE IS CURRENTLY TRAVELING TO THE ACCIDENT SITE. UPDATE NR 1: INVESTIGATION SHOWED A COMPRESSOR TURBINE BLADE FRACTURE AS THE LIKELY CAUSE OF POWER LOSS. THE AFFECTED PARTS WILL BE SENT FOR INVESTIGATION EITHER TO OR THE NTSB LAB, AT THE NTSB`S DISCRETION. ENGINE SN ADDED. UPDATE NR 2: ENGINE TIMES & CYCLES WERE ADDED. ACTUAL TIMES AND CYCLES ON THE CT BLADES IS STILL UNKNOWN AND WILL BE DETERMINED BY RECORDS EXAMINATION. STILL AWAITING NTSB`S DECISION FOR THE LOCATION OF THE CT BLADES EXAMINATION. UPDATE NR 3: THE NTSB HAVE DECIDED TO HAVE P&WC PROCEED WITH THE ANALYSIS OF THE HARDWARE UNDER SUPERVISION OF THE CANADIAN TSB. INVESTIGATION DATE TBA. ENGINE SN WAS CORRECTED.

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