# SDR ABXA20260512197

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 12, 2026
- Submitted: May 13, 2026
- Operation: Air carrier
- Aircraft: [N312AA](https://openairdocs.org/aircraft/N312AA), registered now
- Make and model: Boeing 767223
- Aircraft serial: 22315
- Aircraft time: 96,125 hours, 25,328 cycles
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Warning Message
- Condition: False Activation
- Stage of operation: TX
- How discovered: O
- Nature of condition: N
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ABXA20260512197

## Discrepancy

AFTER L ENG START, L ENG BLEED OFF EICAS MESSAGE AND LIGHT. CREW DID A GROUND TURN BACK (BTB). MTC PERFORMED AIR SUPPLY BITE IAW FIM 36-20-00. PERFORMED ENG RUN IAW AMM 71-00-00 & 36-11-09. NO FAULTS FOUND. A/C REMAINS NO ETOPS. A/C RETURNED TO SERVICE.

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