# SDR ABXA20260710314

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 10, 2026
- Submitted: July 12, 2026
- Operation: Air carrier
- Aircraft: [N764CK](https://openairdocs.org/aircraft/N764CK), registered now
- Make and model: Boeing 767-3P6
- Registry model: [Boeing 767-3P6](https://openairdocs.org/model/boeing-767-3p6) (OpenAirDocs)
- Aircraft serial: 26234
- Aircraft time: 89,912 hours, 28,354 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Warning Message
- Condition: False Activation
- Location: Zone 400
- Stage of operation: IN
- How discovered: V
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ABXA20260710314

## Discrepancy

"FIRE/OVHT SYS" EICAS CAUTION MESSAGE AFTER ENGINE NR 1 STARTED. ACCOMPLISHED QRH PROCEDURE AND MESSAGE DISAPPEARED  PERFORMED ENGINE FIRE DETECTION SYSTEM TEST IAW B767 AMM 26-11-00. COULD NOT DUPLICATE. A/C REMAINS NO ETOPS. LP 39190-25/1  RETURNED TO SERVICE .

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