# SDR DALA2022022301201

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 20, 2022
- Submitted: February 24, 2022
- Operation: Air carrier
- Aircraft: [N544US](https://openairdocs.org/aircraft/N544US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26491
- Aircraft time: 80,257 hours, 25,224 cycles
- System (JASC): [2912 · Hydraulic Filter, Main](https://openairdocs.org/jasc/2912)
- Part: None
- Condition: None
- Stage of operation: AP
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2022022301201

## Discrepancy

SHIP 5644 -MISC/DE- DUE TO LOSS OF THE RIGHT HYDRAULIC SYSTEM QUANTITY. CORRECTIVE ACTION: FOUND RIGHT ENGINE DRIVEN PUMP DPI LEAKING. REPLACED EDP PRESSURE FILTER DPI, PRESSURE AND CASE DRAIN FILTERS, ACMP PRESSURE AND CASE DRAIN FILTERS. LEAK CHECKED THE SYSTEM.

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