Service difficulty report · Pin · Cessna 421A

Difficulty date
July 29, 2011
Submitted
September 9, 2011
Operation
Air carrier
Make and model
Cessna 421A
Aircraft time
3,972 hours
Engine
Cont GTSIO520D
Propeller
Mcauly 3AF34C92
Part
Pin
Part number
B4324
Condition
Cracked
Location
Propeller
Part time
586 hours
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

PROPELLER INSTALLED AS NEW ON AUG.8,2003. UPON ENGINE SHUTDOWN THE PROPELLER WOULD NOT LATCH AND TRAVELLED TO THE FULL FEATHER POSITION. WHEN THE CYLINDER WAS REMOVED IT WAS FOUND THAT THE LATCH PINS HAD FAILED.

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