What was found
FLIGHT 614, AIR TURN BACK & DISCREPANCY. EFIS COMPARTMENT, FIRST OFFICERS SIDE, HEADING SPLIT, 10 DEGREES OFF IN FLIGHT. CREW RETURNED ACFT, NO EMER DECLARED. REPLACED THE AHRU. OPERATIONS CHECKED GOOD.
- Difficulty date
- March 17, 2016
- Submitted
- March 18, 2016
- Operation
- Air carrier
- Aircraft
- N804HC
- Make and model
- Aerosp ATR42500
- Aircraft serial
- 623
- Aircraft time
- 19,822 hours, 22,103 cycles
- System (JASC)
- 3425 · Integrated Flight System
- Part
- Ahrs
- Part number
- 7003360946
- Part serial
- 94052919
- Condition
- Faulty
- Location
- Cockpit
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.