Service difficulty report · Frame · Robsin R44RAVENII

Difficulty date
December 5, 2010
Submitted
March 15, 2011
Operation
General aviation
Make and model
Robsin R44RAVENII
Aircraft time
2,633 hours
Engine
Lyc IO540AE1A5
Part
Frame
Part number
C04623
Condition
Broken
Location
Fuselage
Part time
2,633 hours
Stage of operation
IN
How discovered
9
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 A ROUTINE POST-FLIGHT INSPECTION BY MAINTENANCE PERSONNEL, THE LOWER FRAME ASSY WAS FOUND CRACKED AT THE UPPER L/H AFT ATTACHMENT POINT. THE BROKEN AREA DID NOT HAVE ANY EVIDENCE OF PRE-EXISTING CRACKS, AND APPEARED TO BE A CLEAN BREAK. THERE WAS NO REPORTED EXCESSIVE VIBRATIONS OR ANOMALIES BY THE PILOT WHO HAD FLOWN THE AIRCRAFT LAST.