# SDR HEED072198

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 14, 2001
- Submitted: April 17, 2001
- Operation: General aviation
- Aircraft: N3193E
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53276
- Aircraft time: 1,627 hours
- System (JASC): [3416 · Altimeter, Barometric/Encoder](https://openairdocs.org/jasc/3416)
- Part: Encoder
- Part number: 06603640005
- Part serial: 29746
- Condition: Malfunctioned
- Location: Altimeter
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEED072198

## Discrepancy

UNRELIABLE SIGNAL RYAN TCAD DISPLAYS STARS CODE. PART WAS BAD FROM STOCK.  MODE C SIGNAL WAS 22,000 FT (SHOULD HAVE BEEN 1,000 FT) REPLACED UNIT.

---
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.