What was found
ATB, CADC 1 FAIL -ALT COMP, W/S DET FAIL, FCP ALT WINDOW BLANK, UNABLE TO HOLD ALTITUDE. REPLACED NR 1 CADC COMP IAW AMM 34-16-01-400-801. GROUND OPS CHECK GOOD. INSP PITOT/ STATIC LINES, CHECKED CADC RACK CONNECTORS NDN.
- Difficulty date
- June 30, 2018
- Submitted
- July 2, 2018
- Operation
- Air carrier
- Aircraft
- N255UP
- Make and model
- Doug MD11F
- Aircraft serial
- 48404
- Aircraft time
- 84,135 hours, 17,510 cycles
- System (JASC)
- 3417 · Air Data Computer
- Part
- Cadc
- Condition
- Failed
- Location
- Cockpit
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.