Service difficulty report · Bearing · Cessna 414

Difficulty date
May 10, 2005
Submitted
May 24, 2005
Operation
General aviation
Aircraft
N4243C
Make and model
Cessna 414
Aircraft serial
4140539
Engine
Cont TSIO520NB
Propeller
Mcauly 3AF32C*
Part
Bearing
Condition
Failed
Location
Turbocharger
Part time
407 hours
Component
Turbocharger
Component part number
20591
Stage of operation
NR
How discovered
O
Nature of condition
R
Precautionary procedure
A

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

What was found

PILOT EXPERIENCED MANIFOLD FLUCTUATIONS DURING FLIGHT. A PRECAUTIONARY LANDING WAS MADE. AN INSPECTION REVEALED FAILED TURBINE SHAFT BEARINGS. THE TURBOCHARGER WAS REPLACED WITH A NEW IDENTICAL UNIT. (K)

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