SDR 2010F00020

Service difficulty report · Gearbox · Saab 340B

Difficulty date
January 14, 2010
Submitted
January 21, 2010
Operation
General aviation
Aircraft
N157SD
Make and model
Saab 340B
Aircraft serial
340A157
Aircraft time
33,874 hours, 36,420 cycles
Engine
Ge CT75A2
Engine time
36,468 hours, 43,339 cycles
Propeller
Rotol R3544123F13
Part
Gearbox
Part number
6044T35P01
Part serial
UDAG0273
Condition
Failed
Location
Propeller
Part time
36,468 hours, 43,339 cycles
Component
Propeller · Rotol
Component part number
R3544123F13
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
E

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

What was found

WHILE IN CRUISE AT FLT LVL 210, PIC NOTICED THAT RT PROPELLER GEARBOX OIL PRESSURE WAS LOW FOLLOWED IMMEDIATELY BY THE MASTER WARNING LIGHT. THE PILOT IMMEDIATELY SHUTDOWN AND SECURED ENGINE AND CONTINUED TO DESTINATION AND LANDED UNEVENTFULLY. UPON LANDING IT WAS DISCOVERED THAT THE RT PROPELLER GEARBOX HAD FAILED.

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