What was found
SEALING RING LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)
- Difficulty date
- August 22, 2000
- Submitted
- December 15, 2000
- Operation
- General aviation
- Aircraft
- N117SU
- Make and model
- Bolkms BK117C1
- Aircraft serial
- 7527
- System (JASC)
- 6320 · Main Rotor Gearbox
- Part
- Seal
- Part number
- 4639302037
- Condition
- Leaking
- Location
- M/R Transmission
- Part time
- 751 hours
- 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.