# SDR S2IR201803130097

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 7, 2018
- Submitted: March 13, 2018
- Operation: General aviation
- Aircraft: [N1828S](https://openairdocs.org/aircraft/N1828S), registered now
- Make and model: Amd FALCON900
- Aircraft serial: 182
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Hose
- Part number: 18607719402
- Condition: Ruptured
- Location: Cabin Air
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/S2IR201803130097

## Discrepancy

A RUMBLE SOUND WHEN CHANGING TEMPERATURES IN THE COCKPIT.  ON INVESTIGATION,  THE CONDITIONED AIR HOSE THAT RUNS UNDER THE PILOTS FLOOR NEXT TO THE ELEVATOR CONTROL ROD AND BELLCRANK RUPTURED.  THE PLASTIC WINDING THAT HOLDS THE HOSE SHAPE UNRAVELED AND COULD HAVE POSSIBLE RESTRICTED THE MOVEMENT OF THE ELEVATORS.

---
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.