# SDR AALA2018083089022

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 26, 2018
- Submitted: August 30, 2018
- Operation: Air carrier
- Aircraft: [N799AN](https://openairdocs.org/aircraft/N799AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 30258
- Aircraft time: 70,134 hours, 8,859 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Fuse
- Part number: 278973
- Part serial: 01165
- Condition: Ruptured
- Location: Hyd System
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA2018083089022

## Discrepancy

AFTER TAKE OFF, THE CENTER HYDRAULIC QUANTITY LOW ICAS MESSAGE APPEARED.  EMERGENCY DECLARED AND THE AIRCRAFT RETURNED TO DEPARTURE.  AIRCRAFT LANDED.  THE AIRCRAFT WAS GROUNDED.  FOUND HYDRAULIC FUSE RUPTURED AT THE LEFT MAIN LANDING GEAR, TILT LINE.   REPLACED MAIN LANDING GEAR HYDRAULIC FUSE IAW AMM 32-32-19.

---
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.