# SDR 2014FA0000098

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 24, 2014
- Submitted: February 24, 2014
- Operation: General aviation
- Aircraft: [N640CS](https://openairdocs.org/aircraft/N640CS), registered now
- Make and model: Boeing 737-400
- Registry model: [Boeing 737-400](https://openairdocs.org/model/boeing-737-400) (OpenAirDocs)
- Aircraft serial: 26078
- Aircraft time: 55,685 hours, 32,636 cycles
- Engine: Cfmint CFM563C1
- Engine time: 46,988 hours, 26,299 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Vibration
- Location: Nr 1
- Stage of operation: DE
- How discovered: O
- Nature of condition: E
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2014FA0000098

## Discrepancy

DURING DESCENT AND TAXI, NR 1 ENGINE HAD VIBRATION AT 40 PERCENT N1.

---
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.