What was found
AIRCRAFT ARRIVED 10/31/2006 TO TROUBLESHOOT A RUMBLE FROM THE NR 1 ENGINE. UPON INVESTIGATION, FOUND 1 FAN BLADE TO HAVE A BROKEN MIDSPAN DAMPER. (K)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT ARRIVED 10/31/2006 TO TROUBLESHOOT A RUMBLE FROM THE NR 1 ENGINE. UPON INVESTIGATION, FOUND 1 FAN BLADE TO HAVE A BROKEN MIDSPAN DAMPER. (K)