Service difficulty report · Freewheel Unit · Bell 206B

Difficulty date
October 31, 2011
Submitted
January 23, 2013
Operation
Air carrier
Make and model
Bell 206B
Aircraft time
12,859 hours
Engine
Allsn 250C20B
Part
Freewheel Unit
Part number
206040270
Condition
Making Metal
Location
Main Rotor
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

(CAN) METAL SLIVERS FOUND ON CHIP PLUG DURING DAILY INSPECTION. REMOVED FREEWHEEL UINT AND SEVERAL MORE SLIVERS WERE FOUND IN THE FREEWHEEL HSG. FREEWHEEL UNIT SENT TO MFG SERVICE CENTER FOR DISASSEMBLY AND INVESTIGATION. METAL SLIVERS WERE MAX .5" BY .005".

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