# SDR HEEA0015300

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 27, 1998
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N911PF](https://openairdocs.org/aircraft/N911PF), registered now
- Make and model: Bolkms BO105S
- Aircraft serial: S718
- System (JASC): [2312 · VHF Communications System](https://openairdocs.org/jasc/2312)
- Part: Control Unit
- Part number: 4000106010
- Condition: Inaccurate
- Location: Cockpit
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEEA0015300

## Discrepancy

FREQUENCY SELECTED ON THUMBWHEEL IS NOT PROPERLY DISPLAYED.  REPLACED THUMBWHEEL S1.   FOUND ONE NUMBER ON THUMBWHEEL TO STILL BE INTERMITTENT.

---
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.