SDR 99ZZZX2058

Service difficulty report · Bearing

Difficulty date
May 10, 1999
Submitted
March 26, 2000
Operation
General aviation
Engine
Rroyce RB211535E4
Part
Bearing
Part number
LK83060
Condition
Cracked
Location
Engine Mount
Stage of operation
IN
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

CRACK INDICATIONS (AS MARKED) FOUND ON MAGNETIC PARTICLE INSPECTION. DURING AN INSPECTION OF AN ENGINE RECEIVED FOR MAINTENANCE, THE INSPECTION PERSONNEL NOTICED THE FORWARD MOUNT WAS BADLY CORRODED. THE MOUNT WAS SENT TO NDT FOR FURTHER EVALUATION WHEN IT WAS DISCOVERED TO BE CRACKED. A POSSIBLE CAUSE HAS NOT BEEN DETERMINED, BUT PREVIOUS MOUNTS HAVE BEEN DAMAGED OR BADLY CORRODED.