What was found
TRANSMISSION REMOVED FOR METAL ON CHIP DETECTORS. ON DISASSEMBLY IT WAS DISCOVERED THE DUPLEX BEARING PN 206-040-032-105 OUTER RACE WAS SPALLING AND 3 BALL BEARINGS HAD COME APART.
- Difficulty date
- July 27, 2001
- Submitted
- August 28, 2001
- Operation
- Air carrier
- Aircraft
- N303MP
- Make and model
- Bell 206L3
- Aircraft serial
- 51202
- Engine
- Allsn 250C30
- System (JASC)
- 6320 · Main Rotor Gearbox
- Part
- Bearing
- Part number
- 206040032105
- Part serial
- MB1076
- Condition
- Damaged
- Location
- M/R Transmission
- Part time
- 841 hours
- 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.