# SDR SWAA2019041631743

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 15, 2019
- Submitted: April 16, 2019
- Operation: Air carrier
- Aircraft: [N8563Z](https://openairdocs.org/aircraft/N8563Z), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 64172
- Aircraft time: 4,178 hours, 1,783 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Filter
- Part number: 21FA407
- Condition: Faulty
- Location: Recirc Fan
- Stage of operation: CL
- How discovered: 9
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2019041631743

## Discrepancy

CHEMICAL SMELL IN CABIN AFTER TAKEOFF AND DURING LANDING ON DESCENT. / R&R RECIRC FAN FILTER PER MM.

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