# SDR DALA2026021701093

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 15, 2026
- Submitted: February 17, 2026
- Operation: Air carrier
- Aircraft: [N117DU](https://openairdocs.org/aircraft/N117DU), registered now
- Make and model: Airbus BD-500-1A10
- Registry model: [Airbus BD-500-1A10](https://openairdocs.org/model/airbus-canada-ltd-ptnrsp-bd-500-1a10) (OpenAirDocs)
- Aircraft serial: 50036
- Aircraft time: 16,453 hours, 7,486 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Hydraulic Line
- Condition: Leaking
- Location: Zone 400
- Stage of operation: CL
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026021701093

## Discrepancy

PERFORMED AN AIR TURN BACK TO MSP DUE TO FUMES IN THE COCKPIT AND CABIN.  SUSPECT LEFT ENGINE OVERSERVICED AND FOUND HYD LEAK AT PYLON DISCONNECT WITH EVIDENCE OF HYDRAULIC FLUID INTRUSION AT CLAMP FORWARD OF PRECOOLER. (LP 8110358)

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