# SDR ASMF2025111100304

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 2, 2025
- Submitted: November 12, 2025
- Operation: Air carrier
- Aircraft: [N966AM](https://openairdocs.org/aircraft/N966AM), registered now
- Make and model: Boeing 787-8
- Registry model: [Boeing 787-8](https://openairdocs.org/model/boeing-787-8) (OpenAirDocs)
- Aircraft serial: 35311
- Aircraft time: 46,281 hours, 5,995 cycles
- Engine: Ge GENX1B70P2
- Engine time: 35,094 hours, 4,103 cycles
- System (JASC): [8300 · Accessory Gearboxes](https://openairdocs.org/jasc/8300)
- Part: Seal
- Condition: Leaking
- Location: Nr  Gearbox
- Stage of operation: IN
- How discovered: V
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASMF2025111100304

## Discrepancy

DURING WALKAROUND FOUND SIGNS OF OIL LEAKS COMING FROM HEATER DRAIN VFSG RIGHT PAD ON ENGINE 2.  SIX DROPS PER MINUTE. RIGHT VFSG ACCESORY GEARBOX SEAL ENG # 2 WAS REPLACED IAW AMM DMC-787-A-G72-64 -01-00A-520A-A /

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.