Service difficulty report · Compressor

Difficulty date
January 5, 2010
Submitted
March 1, 2010
Operation
General aviation
Engine
Pwa PT6A66
Part
Compressor
Condition
Surges
Location
Engine
Stage of operation
AP
How discovered
O
Nature of condition
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) ON APPROACH TO AIRPORT, FLIGHT CREW REPORTED A LOUD NOISE FROM THE ENGINE. PILOT REDUCED THE POWER SETTINGS AND 4 OTHER NOISES, SIMILAR TO ENGINE SURGE, WERE NOTED. ACFT LANDED SAFELY WITH THE ENGINE APPARENTLY STILL RUNNING. POST FLIGHT INSP SHOWED DAMAGE IN THE COMPRESSOR. MFG WILL INVESTIGATE TO ESTABLISH ROOT CAUSE AND SUPPLEMENT THE REPORT ONCE THE INFORMATION IS AVAILABLE.