What was found
SPIRAL BEVEL COLLECTOR GEAR FAIL APART, (DRIVE TOOTH/GEAR BOKE AWAY/SEPARATED FROM THE BEVEL GEAR BODY) WITH IN THE MAIN ROTOR GEARBOX/TRANSMISSION.
- Difficulty date
- March 10, 2010
- Submitted
- March 10, 2010
- Operation
- Air carrier
- Aircraft
- N222AM
- Make and model
- Bell 222UT
- Aircraft serial
- 47547
- Aircraft time
- 10,582 hours
- Engine
- Lyc LTS101750C1
- System (JASC)
- 6320 · Main Rotor Gearbox
- Part
- Gear
- Part number
- 222040109105
- Part serial
- A743
- Condition
- Failed
- Location
- Transmission
- Part time
- 1,634 hours
- Component
- Transmission · Bell · 222
- Component part number
- 222040003111
- Stage of operation
- IN
- How discovered
- M
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.