# SDR C2XA10RI039

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 15, 2010
- Submitted: March 18, 2010
- Operation: Air carrier
- Aircraft: N22971
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145149
- Aircraft time: 25,950 hours, 19,274 cycles
- System (JASC): [2916 · Hydraulic Reservoir, Main](https://openairdocs.org/jasc/2916)
- Part: Reservoir
- Part number: 3689001003
- Part serial: 0294
- Condition: Leaking
- Location: Hydraulic Sys
- Part time: 25,950 hours, 19,274 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: K
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA10RI039

## Discrepancy

FLIGHT 2571 - YQB - FLIGHT CREW REPORTED HYDRAULIC SYSTEM NR 2 LOW QTY IND IN CRUISE.  CREW PERFORMED AIR RETURN AND LANDED ACFT UNEVENTFULLY.  EWR MX FOUND NR 1 HYD RESERVOIR TO BE LEAKING THROUGH RELIEF VALVE.  MX REMOVED AND REPLACED NR 1 RESERVOIR AND PERFORMED OPERATIONAL CHECK HYD RESERVOIR NR 1 SUCCESSFULLY.  DURING LEAK CHECK, IT WAS FOUND HYD SYSTEM NR 1 TO BE BLEEDING OVER TO HYD SYSTEM NR 2.  MX INSPECTED AND FOUND NR 1 BRAKE SHUTTLE VALVE TO BE BAD.  MX REMOVED AND REPLACED NR 1 BRAKE ASSY AND PERFORMED OPERATIONAL CHECK SUCCESSFULLY.  ACFT WAS APPROVED TO RETURN TO SERVICE.  SDR C2XA10RI039=> RESERVOIR INFO.  SDR C2XA10RI040=> BRAKE INFO.

---
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.