# SDR 2002FA0000634

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 13, 2002
- Submitted: May 13, 2002
- Operation: General aviation
- Make and model: Piper PA-28-181
- Registry model: [Piper PA-28-181](https://openairdocs.org/model/piper-pa-28-181) (OpenAirDocs)
- Aircraft serial: 2843150
- Aircraft time: 2,592 hours
- System (JASC): [3452 · ATC Transponder System](https://openairdocs.org/jasc/3452)
- Part: Coax
- Condition: Wrong Part
- Location: Transponder
- Part time: 2,592 hours
- Stage of operation: IN
- How discovered: V
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2002FA0000634

## Discrepancy

DISCOVERED INCORRECT COAX USED IN FACTORY INSTALLATION OF ATCRBS TRANSPODNER SYSTEM. COAX INSTALLED IN AIRCRAFT OF TYPE NOT APPROVED BY EQUIPMENT MANUFACTURER.  THIS LEAD TO TRANSPONDER SYSTEM FAILURE.

---
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.