Service difficulty report · Turbine Blades · Dhav DHC6300

Difficulty date
December 16, 2006
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
J, 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) ENGINE OIL PRESSURE WERE REPORTED TO FLUCTUATE IN CRUISE FOLLWED BY A LOUD NOISE AND AN UNCOMMANDED ENGINE SHUTDOWN. SUBSEQUENT INSPECTION REVEALED METAL DEBRIS IN THE ENGINE OIL AND FRACTURED POWER TURBINE BLADES. MFG WILL MONITOR INVESTIGATION OF THE EVENT AND ADVISE OF ROOT CAUSE ONCE ESTABLISHED. (TC NR 20070105002)