# SDR SIMA20120802002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 2, 2012
- Submitted: August 3, 2012
- Operation: Air carrier
- Aircraft: N733KR
- Make and model: Emb EMB-135LR
- Registry model: [EMB EMB-135LR](https://openairdocs.org/model/embraer-emb-135lr) (OpenAirDocs)
- Aircraft serial: 145368
- Aircraft time: 26,028 hours, 22,833 cycles
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 971808
- Part serial: MX681787
- Condition: Failed
- Location: Hyd System
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20120802002

## Discrepancy

FLIGHT 4550, CREW REPORTED THAT DURING CRUISE, RECEIVED A HYDRAULIC 1 LOW QTY ADVISORY FOLLOWED BY HYDRAULIC  SYSTEM 1 FAIL.  FOLLOWED AOM PROCEDURES AND HYDRAULIC POWER WAS NOT RECOVERED.  DIVERTED AND DECLARED AN EMERGENCY.  AIRCRAFT LANDED SAFELY WITHOUT INCIDENT.   FLUID WAS POURING OUT OF THE NR 1 ENGINE.  SHUT DOWN ENGINE.  AIRCRAFT REMOVED FROM SERVICE.  REMOVED AND REPLACED THE NR 1 EDP IAW AMM 29-10-03.  OPS AND LEAK CHECKED GOOD.  REMOVED AND REPLACED THE HYDRAULIC PRESSURE LINE IAW AMM 29-10-20.  OPS AND LEAK CHECKED GOOD.  REMOVED AND REPLACED FILTER ELEMENT IAW AMM 29-10-08.  OPS AND LEAK CHECKED GOOD.  AIRCRAFT RETURNED TO SERVICE.

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