# SDR DALA2026040602167

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 2, 2026
- Submitted: April 6, 2026
- Operation: Air carrier
- Aircraft: [N806NW](https://openairdocs.org/aircraft/N806NW), registered now
- Make and model: Airbus A330-323
- Registry model: [Airbus A330-323](https://openairdocs.org/model/airbus-a330-323) (OpenAirDocs)
- Aircraft serial: 0578
- Aircraft time: 97,804 hours, 12,843 cycles
- System (JASC): [3444 · Ground Proximity System](https://openairdocs.org/jasc/3444)
- Part: Computer
- Part number: 900000011414
- Part serial: 22000816
- Condition: Faulted
- Location: Zone 200
- Part time: 68,378 hours, 8,545 cycles
- Stage of operation: TO
- How discovered: O
- Nature of condition: O
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026040602167

## Discrepancy

ATO- DUE TO (NAV GPWS) FAULT AT THROTTLE UP.   PLACED GPWS ON MEL. THEN REPLACED T2CAS COMPUTER ON ARRIVAL IN LAX. OK FOR SERVICE. AIRCRAFT WAS GROUNDED.

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