# SDR ABXA20251111296

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 11, 2025
- Submitted: November 13, 2025
- Operation: Air carrier
- Aircraft: [N290CM](https://openairdocs.org/aircraft/N290CM), registered now
- Make and model: Boeing 767381
- Aircraft serial: 40564
- Aircraft time: 36,814 hours, 9,467 cycles
- System (JASC): [8012 · Engine Start Valves/Controls](https://openairdocs.org/jasc/8012)
- Part: Start Valve
- Part number: 7997001
- Part serial: 930617M
- Condition: Defective
- Location: Zone 100
- Part time: 67,515 hours, 5,686 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ABXA20251111296

## Discrepancy

DURING TAXI, RH ENG START VALVE WOULD NOT GO TO COMMANDED POSITION.  AIRCRAFT RETURNED TO BLOCKS (BTB).  DEFERRED IAW ABX-80-00-2-1.  REMOVED AND REPLACED RH ENGINE START VALVE IAW AMM 80-11-02.  OPS CHECK GOOD.  THIS CLEARS DI.  A/C REMAINS NO ETOPS.  A/C RETURNED TO SERVICE.

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