# SDR AALA201705159032

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 11, 2017
- Submitted: May 15, 2017
- Operation: Air carrier
- Aircraft: [N120EE](https://openairdocs.org/aircraft/N120EE), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6227
- Aircraft time: 9,035 hours, 2,952 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Check Valve
- Part number: ZCV6367
- Condition: Faulted
- Location: Hyd System
- Stage of operation: TO
- How discovered: O
- Nature of condition: J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201705159032

## Discrepancy

BROUGHT THROTTLES UP TO .5 EPR AFTER BEING CLEARED FOR TAKEOPF AND RECEIVED ECAM MESSAGE OF HYDRAULIC SYSTEM RESERVOIR OVERHEAT. WHEN THROTTLES BROUGHT BACK ECAM WENT AWAY. REJECTED TAKEOFF - YELLOW HYDRAULIC RESERVOIR OVERHEAT MESSAGE ON ECAM. MAINTENANCE REPLACED CHECK VALVE PER TSM 29-13-00. ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK.  AIRCRAFT WAS GROUNDED.

---
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.