What was found
ALL ALTIMETERS AND AIRSPEED INDICATORS DISAGREE IN FLIGHT. *S/D* FAULTY AIR DATA COMPUTER. THE NR 2 AIR DATA COMPUTER WAS REPLACED, OPS CHECK OK.
- Difficulty date
- April 25, 1999
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N956UA
- Make and model
- Boeing 737522
- Aircraft serial
- 26704
- Engine
- Ge CFM56*
- System (JASC)
- 3417 · Air Data Computer
- Part
- Adc
- Condition
- Failed
- Location
- Nr 2
- Component
- Honeywell · 4061100901
- Stage of operation
- CL
- Nature of condition
- I
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.