Service difficulty report · Clutch · Bell 206B

Difficulty date
October 19, 2007
Submitted
January 21, 2008
Operation
General aviation
Make and model
Bell 206B
Aircraft time
12,113 hours
Engine
Allsn 250C20B
Part
Clutch
Part number
CL422501
Condition
Cracked
Location
Freewheel Unit
Part time
1,045 hours
Component
Freewheel Unit · Bell
Component part number
206040270
Stage of operation
LD
How discovered
O
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) THE A/C HAD A FREEWHEEL CHIP LIGHT AND LANDED AT MAIN BASE, AFTER DOING THE 2 MINUTE COOLDOWN THE ENGINE WAS SHUTDOWN. WHILE SPOOLING DOWN A NOISE WAS NOTICED THAT WAS NOT NORMAL. THE FREEWHEEL WAS REMOVED AND DISASSEMBLED. THE CLUTCH CAGE WAS FOUND CRACKED ON ONE SIDE AND THE INNER SHAFT HAD BRINNELLING MARKS. THESE ITEMS HAVE BEEN SCRAPPED. (TC NR 20071024002)

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