# SDR FDEA202407201038

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 20, 2024
- Submitted: July 23, 2024
- Operation: Air carrier
- Aircraft: [N912FD](https://openairdocs.org/aircraft/N912FD), registered now
- Make and model: Boeing 757-28A
- Registry model: [Boeing 757-28A](https://openairdocs.org/model/boeing-757-28a) (OpenAirDocs)
- Aircraft serial: 24260
- Aircraft time: 70,715 hours, 26,727 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Module
- Part number: 271N203011
- Part serial: 2114RP
- Condition: Inoperative
- Location: Zone 400
- Part time: 4,704 hours, 2,889 cycles
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA202407201038

## Discrepancy

CLIMBING THROUGH FL200; EICAS R HYD QTY MSG  FOLLOWED BY R HYD SYS PRESS MSG. COMPLETED QRH.   AMM 29-18-04-4  FOUND BLOWN O-RING IN RT IN/BO ENG PYLON ON HYD FILTER CASING.   REMOVED AND REPLACED THE RT HYD EDP FILTER MODULE  ASSY IAW AMM 29-11-17-4-0 UP TO STEP 3 L (2).  SYSTEM STILL REQUIRES SERVICING, OPS CHECK AND LEAK CHECK.  AMM: 29-11-17-4, AMM: 12-12-01-3, C/W FLUID SERVICING , LEAK & OPS CHECKS. ALL LEAK & OPS CHECKS ARE GOOD.

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