Service difficulty report · Turbine Blades · Dhav DHC6300

Difficulty date
January 4, 2007
Submitted
January 19, 2007
Operation
General aviation
Make and model
Dhav DHC6300
Aircraft time
52,313 hours
Engine
Pwa PT6A27
Propeller
Hartzl HCB3TN3
Part
Turbine Blades
Condition
Fractured
Location
Engine
Stage of operation
CR
How discovered
O
Nature of condition
R, X
Precautionary procedure
O

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

What was found

(CAN) ENGINE OIL PRESSURE AND TORQUE WERE SEEN TO FLUCTUATE IN FLIGHT FOLLOWED BY A LOUD NOISE AND AN ENGINE FLAMEOUT. SUBSEQUENT INSPECTION REVEALED METAL IN THE ENGINE OIL AND FRACTURED POWER TURBINE BLADES. MFG WILL MONITOR THE INVESTIGATION OF THE EVENT AND ADVISE OF ROOT CAUSE ONCE ESTABLISHED. (TC NR 20070103011)