Service difficulty report · Engine · Bell 206L1

Difficulty date
February 22, 2011
Submitted
February 23, 2011
Operation
Air carrier
Aircraft
N2611
Make and model
Bell 206L1
Aircraft serial
45417
Aircraft time
30,057 hours
Engine
Allsn 250C28
Part
Engine
Part number
23062065
Part serial
CAE896102
Condition
Malfunctioned
Location
Nacelle
Part time
2,354 hours, 560 cycles
Stage of operation
CR
How discovered
O
Nature of condition
E, J, Y
Precautionary procedure
R

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

What was found

IN CRUISE FLIGHT THE PILOT REPORTED HIGH FREQUENCY VIBRATION AND WHINING NOISE FROM THE ENGINE COMPARTMENT. THIS WAS FOLLOWED BY AN ENGINE CHIP LIGHT INDICATION AND NOISE AT WHICH POINT THE ENGINE LOST POWER AND PROCEDED TO SHUT DOWN.

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