Service difficulty report · Bearing · Robsin R44RAVENII

Difficulty date
December 3, 2011
Submitted
September 14, 2015
Operation
General aviation
Make and model
Robsin R44RAVENII
Aircraft time
2,448 hours
Engine
Lyc IO540AE1A5
Part
Bearing
Part number
67542
Condition
Broken
Location
Magneto
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

(CAN) DURING REMOVAL OF THE LT MAGNETO FOR INSPECTION, THE BEARING IN THE GEAR RETAINER ASSEMBLY WAS FOUND TO HAVE COME APART INTO SEVERAL PIECES. BEARING REPLACED.