Service difficulty report · Labyrinth Seal · Bell 206B

Difficulty date
June 25, 2003
Submitted
September 4, 2003
Operation
General aviation
Make and model
Bell 206B
Engine
Allsn 250C20B
Part
Labyrinth Seal
Part number
6870815
Condition
Deteriorated
Location
Compressor
Stage of operation
NR
How discovered
O
Nature of condition
E
Precautionary procedure
O

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

What was found

(AUS) COMPRESSOR LARGE LABYRINTH SEAL ABRADABLE COATING DEBONDED CAUSING COMPRESSOR LOCKUP.

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