# SDR AALA201903119001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 10, 2019
- Submitted: March 12, 2019
- Operation: Air carrier
- Aircraft: [N836AA](https://openairdocs.org/aircraft/N836AA), registered now
- Make and model: Boeing 787-9
- Registry model: [Boeing 787-9](https://openairdocs.org/model/boeing-787-9) (OpenAirDocs)
- Aircraft serial: 40654
- Aircraft time: 2,971 hours, 308 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Warning System
- Condition: False Activation
- Location: Cockpit
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201903119001

## Discrepancy

AIRCRAFT NOT GROUNDED: PILOT REPORTS THAT WHILE AT CRUISE, THE SMOKE REST UPR DOOR 4 EICAS ILLUMINATED BRIEFLY, THEN EXTINGUISHED, FOLLOWED BY CARGO HEAT BULK CARGO WHICH EXTINGUISHED AFTER 10 MINUTES. MAINTENANCE FOUND NO CMCF EXISTING FAULTS ON THE CABIN SMOKE DETECTOR IAW AMM 26-10-F4-33A-421A. ACCOMPLISHED GROUND TEST CARGO HEAT SYSTEM AND PASSED IAW AMM 21-40-F3-07A-421A. RETURNED TO SERVICE.

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