Service difficulty report · Fan Blade · Bombdr BD7001A10

Difficulty date
December 19, 2006
Submitted
January 19, 2007
Operation
General aviation
Make and model
Bombdr BD7001A10
Aircraft time
10 hours
Engine
Rroyce BR700710A220
Part
Fan Blade
Part number
FW34114
Condition
Separated
Location
Lt Engine
Part time
650 hours
Stage of operation
CL
How discovered
O
Nature of condition
Y
Precautionary procedure
O

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

What was found

(CAN) DURING CLIMB AT APPROXIMATELY 35,000 FEET, THE CREW HEARD A LOUD BANG AND THE LT ENGINE SHUTDOWN. THE CREW DECLARED AN EMERGENCY AND LANDED UNEVENTFULLY. AN INSPECTION OF LT ENGINE REVEALED ONE FAN BLADE HAD FRACTURED JUST ABOVE THE ROOT. THE BLADE ROOT WAS STILL ATTACHED AND THE FRACTURED PORTION WAS RECOVERED. DAMAGE WAS ALSO FOUND ON THE INSIDE OF THE INLET, TO SOME OF THE OTHER FAN BLADES AND TO THE GUIDE VANES. THE FAILURE WAS COMPLETELY CONTAINED AND NO DAMAGE WAS FOUND ON THE EXTERIOR OF THE NACELLE OR AIRCRAFT STRUCTURE. (TC NR 20070111016)