Service difficulty report · Gear · Piper PA23250

Difficulty date
May 20, 2004
Submitted
November 2, 2004
Operation
General aviation
Make and model
Piper PA23250
Aircraft time
10,314 hours
Engine
Lyc TIO540C1A
Part
Gear
Condition
Broken
Location
Crankshaft
Component
Engine · Lyc
Stage of operation
CR
How discovered
O
Nature of condition
Y
Precautionary procedure
B, A

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

What was found

RIGHT ENGINE STOP DURING FLIGHT. FOUND SPRING PIN OF CRANKSHAFT GEAR BROKEN. WHEN THE CRANKSHAFT WAS REMOVED, THE CHANKSHAFT BOLT SHEARED AND BROKE EASILY. THIS BOLT IS SUBJECT TO AD 2002-23-06AND AD 2004-04-25C. THE NEW BOLT KIT WAS REPLACED (MARCH 18, 2003 - REFER TO PURCHASE ORDER 11618) 343.4 HOURS BEFORE THE ENGINE STOP INCIDENT. THE NEW BOLT KIT P#N 05K19987 WERE SUPPLIED BY AVIALLON PURCHASE ORDER 11600 (01/22/2003)

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