Service difficulty report · Blades · Pilats PC12

Difficulty date
July 1, 2008
Submitted
November 3, 2008
Operation
General aviation
Make and model
Pilats PC12
Engine
Pwa PT6A67B
Part
Blades
Condition
Damaged
Location
Compressor
Stage of operation
CR
How discovered
O
Nature of condition
R, J
Precautionary procedure
E, A

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

What was found

(CAN) DURING CRUISE AT FL200, THE PILOT NOTED THE ENGINE TEMPERATURE RAPIDLY RAISING TO 850°C WITH POWER TURBINE SPEED DECREASING. HE ELECTED TO SHUT THE ENGINE DOWN AND PERFORMED A SUCCESSFUL DEAD STICK LANDING. POST FLIGHT ENGINE EXAMINATION REVEALED HEAVY RUBBING DAMAGE IN THE COMPRESSOR SECTION. MANUFACTURER WILL CONTINUE INVESTIGATING THE EVENT AND ADVISE OF ROOT CAUSE ONCE ESTABLISHED.