# SDR CA961009005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 23, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Make and model: Dhav DHC8301
- Engine: Pwa PW123
- System (JASC): [3425 · Integrated Flight System](https://openairdocs.org/jasc/3425)
- Part: Ahrs
- Part number: 7003360941
- Condition: Roll Mismatch
- Location: #1 Sys
- Component: Honeywell
- Stage of operation: TO
- Nature of condition: I
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA961009005

## Discrepancy

(CAN) ON START UP, CREW NOTED ADI ROLL MISMATCH ON #1 AHRS.  CIRCUIT BREAKERS RESET, BUT PROBLEM REOCCURRED AFTER 2 MINUTES. AIRCRAFT POWERED DOWN AND AHRS RESET. PROBLEM SEEMED FIXED. ON ROTATION PROBLEM OCCURRED AGAIN. #1 AHRS REPLACED.

---
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.