Service difficulty report · Gp Section · Bell 205A1

Difficulty date
December 27, 1996
Submitted
March 26, 2000
Operation
Air carrier
Make and model
Bell 205A1
Engine
Lyc T5313B
Part
Gp Section
Condition
Damaged
Location
Engine
Stage of operation
TX
Nature of condition
B, E, M
Precautionary procedure
E

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

What was found

(CAN) AIRCRAFT LANDED AND ENGINE WAS SHUTDOWN. ON THE NEXT START THE ENGINE WAS GOING TO A HOT START, SO THE START WAS ABORTED. ON THE SECOND START ATTEMPT AN ENGINE VIBRATION WAS FELT AND THE EGT BEGAN TO RISE RAPIDLY AND COULD NOT BE CONTAINED BY CUTTING OFF THE FUEL AND CLOSING THE THROTTLE. THE EGT REACHED 750 DEGREES C. THE ENGINE WAS REMOVED AND INITIAL INSPECTION REVEALED THE GAS PRODUCER SECTION HAD BURNED OFF ALL THE BLADES ON THE #2 STAGE TURBINE WHEEL, GP NOZZLES WERE BURNT, PT SECTION, NOZZLES WERE BURNT, BLADES DAMAGED, BROKEN AND BURNT. THERE WAS NO EVIDENCE OF F.O.D. REPORT TO FOLLOW.

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