SDR AU981541

Service difficulty report · Nozzle · Bell 206B3

Difficulty date
November 15, 1998
Submitted
March 26, 2000
Operation
General aviation
Make and model
Bell 206B3
Engine
Allsn 250C20J
Part
Nozzle
Part number
23001819
Condition
Carboned
Location
Engine
Component
Allsn
Stage of operation
IN
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

(AUS) NR 6 AND NR 7 BEARING OIL PRESSURE NOZZLE EXTENSIVELY CARBONED UP BETWEEN THE NOZZLE AND THE SCAVENGE OIL STRUT IN THE POWER TURBINE SUPPORT. OIL PRESSURE NOZZLE PARTIALLY CLOGGED. EXTERNAL SUMP ALSO CONTAINED EXCESSIVE AMOUNTS OF CARBON DEPOSITS. SUSPECT NOZZLE HAD NOT BEEN REMOVED FOR SOME TIME.

More about the Bell 206B-3