# SDR DALA2018082105170

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 21, 2018
- Submitted: August 21, 2018
- Operation: Air carrier
- Aircraft: N939DN
- Make and model: Doug MD-90-30
- Registry model: [Doug MD-90-30](https://openairdocs.org/model/mcdonnell-douglas-md-90-30) (OpenAirDocs)
- Aircraft serial: 53356
- Aircraft time: 47,754 hours, 38,751 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: False Activation
- Location: Cargo
- Stage of operation: DE
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2018082105170

## Discrepancy

AT TOP OF DESCENT,  CARGO SMOKE LIGHT ILLUMINATED WITH MASTER CAUTION LIGHT.  LIGHT WENT OUT IN LESS THAN 20 SECONDS.  NO OTHER LIGHTS OR AURAL INDICATIONS.  PERFORMED A VISUAL INSPECTION OF CARGO SMOKE DETECTORS AND PERFORMED TEST OF THE DETECTION SYS IAW AMM 26-16,  NO FAULTS NOTED. ACFT OK FOR SERVICE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.