# SDR CA130321001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 19, 2013
- Submitted: September 14, 2015
- Operation: General aviation
- Make and model: Bell 429
- Registry model: [Bell 429](https://openairdocs.org/model/bell-helicopter-textron-canada-429) (OpenAirDocs)
- Aircraft time: 6 hours
- Engine: Pwc PW207D
- System (JASC): [6320 · Main Rotor Gearbox](https://openairdocs.org/jasc/6320)
- Part: Restraint
- Condition: Damaged
- Location: Transmission
- Part time: 6 hours
- Stage of operation: CL
- How discovered: O
- Nature of condition: E
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA130321001

## Discrepancy

(CAN) UPON INITIAL LIFT OF THE ACFT, A LOUD METALLIC SOUNDING NOISE WAS HEARD, COMING FROM THE LT SIDE.  THE ACFT WAS IMMEDIATELY SET BACK ON THE GROUND. UPON INSPECTION THE LT FORE/AFT TRANSMISSION RESTRAINT WAS IDENTIFIED AS DEFECTIVE, DEBONDED.

---
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.