Service difficulty report · Bearing

Difficulty date
May 24, 2012
Submitted
September 14, 2015
Operation
General aviation
Part
Bearing
Part number
10818062202
Condition
Failed
Location
Magneto
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

(CAN) MFG O/H MAGNETO ROTATING MAGNET WAS TURNED AND FOUND TO HAVE SIDE PLAY AND END PLAY. END PLAY WAS MEASURED AT .004" WHICH IS MORE THAN MFG LIMITS OF .0005 TO .0015". MAGNETO WAS RETURNED TO MFG FOR WARRANTY PURPOSES. A SECOND MAGNETO WAS REMOVED FROM STOCK AND FOUND TO HAVE EXCESSIVE ENDPLAY AS WELL.