Service difficulty report · Turbine Blades · Dhav DHC6300

Difficulty date
October 22, 2006
Submitted
January 19, 2007
Operation
General aviation
Make and model
Dhav DHC6300
Aircraft time
31,964 hours
Engine
Pwa PT6A27
Part
Turbine Blades
Condition
Damaged
Location
Engine
Stage of operation
CR
How discovered
O
Nature of condition
R, J
Precautionary procedure
E

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

What was found

(CAN) DURING CRUISE THE ENGINE EMITTED A LOUD NOISE ACCOMPANIED BY A DECAY ON ENGINE PARAMETERS. THE ENGINE WAS SHUTDOWN IN FLIGHT. SUBSEQUENT INSPECTION REVEALED DAMAGE TO COMPRESSOR AND POWER TURBINE BLADES. MFG WILL MONITOR INVESTIGATION OF THE EVENT AND ADVISE OF ROOT CAUSE ONCE DETERMINED.