Service difficulty report · Fan Blade · Doug DC983

Difficulty date
August 14, 2011
Submitted
August 17, 2011
Operation
Air carrier
Aircraft
N949NS
Make and model
Doug DC983
Aircraft serial
53022
Aircraft time
54,415 hours, 28,972 cycles
Engine
Pwa JT8D219
Part
Fan Blade
Condition
Damaged
Location
Engine
Stage of operation
CR
How discovered
O
Nature of condition
C, R
Precautionary procedure
O

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

What was found

ACFT IN CRUISE FLIGHT AT FL360, CREW HEARD WHAT SOUNDED LIKE A COMPRESSOR STALL ON LT SIDE. ON CLOSING THE LT THROTTLE, NR 1 ENGINE WAS OBSERVED TO BE WINDING DOWN. DECLARED AN EMERGENCY. FOLLOWED COM PROCEDURE FOR ENGINE FAILURE ON DESCENT & DIVERTED. NR 1 ENGINE WAS RESTARTED. ACFT CONTINUED TO DESTINATION & LANDED WITHOUT FURTHER INCIDENT. MX DETERMINED THAT SEVERAL N1 FAN BLADES WERE BADLY WARPED (BENT) WITH NO RIPS OR TEARS. REMOVED ENGINE WHILE THE C-1 IS BEING REPAIRED. BASED UPON THE DAMAGE FOUND, ICE IS SUSPECTED AS THE CAUSE OF THE FOD.

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