What was found
DURING TAXI, AHRS DATA INVALID MESSAGE FOLLOWED BY ADI ROLL MISMATCH AND THEN CAPTAIN`S ADI ROLLED. PERFORMED AHRS OPERATIONAL CHECK, OPS CHECKED GOOD. OK FOR SERVICE.
- Difficulty date
- May 11, 2017
- Submitted
- May 12, 2017
- Operation
- Air carrier
- Aircraft
- N326EN
- Make and model
- Dhav DHC8311
- Aircraft serial
- 234
- Aircraft time
- 50,628 hours, 58,384 cycles
- System (JASC)
- 3420 · Attitude and Direction Data System
- Part
- Ahrs
- Condition
- False Indication
- Location
- Cockpit
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- N
- Precautionary procedure
- D
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.