Service difficulty report · Support Fitting · Bell 206L1

Difficulty date
June 21, 2021
Submitted
June 23, 2021
Operation
Air carrier
Aircraft
N239AE
Make and model
Bell 206L1
Aircraft serial
45367
Aircraft time
35,473 hours, 110,730 cycles
Part
Support Fitting
Part number
206033426001
Condition
Seized
Location
Bellcrank
Component
Tail Rotor · Bell
Component part number
206001044007
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

ON THE P/N 206-033-426-001 SUPPORT FITTING ASSY., THE MOUNTING EARS WHICH PROVIDES THE PIVOT POINT FOR T/R CONTROL BELLCRANK P/N 206-001-763-001, WE DISCOVERED THAT THE PIVOT BOLT WAS SEIZED INSIDE THE MOUNT BUSHINGS AND ITS BUSHINGS MOVING WITHIN THE MOUNTING EARS ALLOWING THE BELLCRANK TO "WOBBLE" ON ALL AXIS. ON FURTHER INSPECTION WE FOUND THAT THE LOWER EAR OF THE MOUNT WAS CRACKED.

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