# SDR IXXA20181204444

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 29, 2018
- Submitted: December 5, 2018
- Operation: Air carrier
- Aircraft: [N751CX](https://openairdocs.org/aircraft/N751CX), registered now
- Make and model: Boeing 757-2Q8
- Registry model: [Boeing 757-2Q8](https://openairdocs.org/model/boeing-757-2q8) (OpenAirDocs)
- Aircraft serial: 26273
- Aircraft time: 62,806 hours, 22,858 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: PU90449R3
- Part serial: 09716
- Condition: No Test
- Location: Lavatory
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IXXA20181204444

## Discrepancy

SERVICE CHECK FINDING: LEFT LAVATORY SMOKE DETECTOR WILL NOT TEST. REMOVED AND REPLACED LEFT LAVATORY SMOKE DETECTOR. OPERATIONAL CHECK SATISFACTORY. FAULT NOT DUPLICATED. ACFT RELEASED TO 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.