Service difficulty report · Bearing · Bell 206L3

Difficulty date
July 16, 2015
Submitted
August 7, 2015
Operation
General aviation
Aircraft
N356L
Make and model
Bell 206L3
Aircraft serial
51378
Aircraft time
17,533 hours, 27,746 cycles
Engine
Allsn 250C30P
Engine time
4,257 hours, 5,596 cycles
Part
Bearing
Condition
Failed
Location
Compressor
Component
Compressor · Allsn
Component part number
23051643
Stage of operation
HO
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

DURING HOVER ON A LONG-LINE OPERATION, THE ENGINE CHIP LIGHT ILLUMINATED. PRECAUTIONARY LANDING PERFORMED AND GRAINS OF METAL WERE FOUND ON THE RT UPPER ENGINE CHIP DETECTOR. FOUND TO BE THE NR 1 BEARING IN THE COMPRESSOR. THIS IS THE OLD, ORIGINAL PART THAT WE ARE REPLACING WITH AN UPGRADED FRONT HOUSING AND BEARING IAW SB 72-3242. SOME INFO IS MISSING AS THE ENGINE AND ITS LOGS WERE SENT OFF FOR REPAIR BEFORE THIS REPORT WAS GENERATED.

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