Service difficulty report · Gearbox · Bell 206B

Difficulty date
September 9, 2002
Submitted
January 5, 2004
Operation
General aviation
Make and model
Bell 206B
Aircraft time
12,041 hours
Engine
Allsn 250C20B
Part
Gearbox
Condition
Contaminated
Location
Main Rotor
Part time
11,888 hours
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
E

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

What was found

(CAN) ENGINE CHIP LIGHT ILLUMINATED DURING START. THE ENGINE WAS REMOVED AND SENT OUT FOR REPAIR. THE SUSPECTED CAUSE OF THE METAL CONTAMINATION WAS THE SPUR ADAPTER GEARSHAFT WHICH WAS A PMA PART OR THE 2.5 BEARING.

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