What was found
MAIN ROTOR GEARBOX INPUT SEAL LEAKING WITH 181.3 TSN. PREVIOUS INPUT SEAL REPLACED FOR LEAK WITH 391.3 TSN. PRIOR TO THIS INPUT SEAL REPLACED FOR LEAK WITH 46.6 TSN.
- Difficulty date
- May 6, 2017
- Submitted
- May 8, 2017
- Operation
- General aviation
- Aircraft
- N7087J
- Make and model
- Robsin R22BETAII
- Aircraft serial
- 2873
- Aircraft time
- 6,930 hours
- System (JASC)
- 6320 · Main Rotor Gearbox
- Part
- Seal
- Part number
- A663
- Condition
- Leaking
- Location
- M/R Gearbox
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- K
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.