# SDR DALA2026091805196

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 18, 2026
- Submitted: September 18, 2026
- Operation: Air carrier
- Aircraft: [N859NW](https://openairdocs.org/aircraft/N859NW), registered now
- Make and model: Airbus A330-223
- Registry model: [Airbus A330-223](https://openairdocs.org/model/airbus-a330-223) (OpenAirDocs)
- Aircraft serial: 0722
- Aircraft time: 84,160 hours, 10,583 cycles
- Engine: Pwa PW4168A
- Engine time: 39,639 hours, 8,772 cycles
- System (JASC): [7532 · Compressor Bleed Valve](https://openairdocs.org/jasc/7532)
- Part: Bleed Valve
- Part number: 6764B040000
- Part serial: 676402357
- Condition: Faulted
- Location: Nr 1 Engine
- Part time: 21,781 hours, 2,854 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026091805196

## Discrepancy

ATB - DUE TO NR 1 ENGINE BLEED FAULT AND AIR ABNORMAL BLEED CONFIG MSG.   REPLACED NR 1 ENGINE PRV. (9507409) AIRCRAFT WAS GROUNDED.

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