What was found
7009-STL-FIRST OFFICERS EFIS PITCH COMPARATOR DISAGREE ILLUMINATED. MAINTENANCE INSPECTED AND REPLACED THE #2 AHRS COMPUTER.
- Difficulty date
- July 15, 2001
- Submitted
- July 16, 2001
- Operation
- Air carrier
- Aircraft
- N721TE
- Make and model
- Aerosp ATR72202
- Aircraft serial
- 217
- Aircraft time
- 20,347 hours, 22,925 cycles
- System (JASC)
- 3420 · Attitude and Direction Data System
- Part
- Computer
- Part number
- 7003360904
- Part serial
- 87040693
- Condition
- Failed
- Location
- Avionics Bay
- Part time
- 20,347 hours, 22,925 cycles
- Stage of operation
- CL
- How discovered
- V
- Nature of condition
- I
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.