Service difficulty report · Engine · Bell 212

Difficulty date
April 27, 2012
Submitted
September 14, 2015
Operation
General aviation
Make and model
Bell 212
Engine
Pwa PT6T3B
Part
Engine
Condition
Overtemp
Stage of operation
CR
How discovered
O
Nature of condition
M, 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 FLIGHT, THE ENGINE STARTED TO SURGE FOLLOWED BY TEMPERATURE RISE AND POWER TURBINE SPEED FLUCTUATION. THE ENGINE THEN SHUT ITSELF DOWN. AN ENGINE RESTART RESULTED IN ENGINE TEMPERATURE OF 880F AT START. THE ENGINE WAS THEN OPERATED AT 70 PERCENT COMPRESSOR SPEED AT 820F FOR THE REMAINDER OF THE FLIGHT, WHICH LANDED SAFELY. THE ENGINE WAS REMOVED AND WILL BE SENT TO MFG FOR INVESTIGATION AND REPAIR.

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