What was found
AFTER DEPARTURE, NUMBER ONE CADC FAILED CAPTAINS FD AND MACH INDICATOR HAD WARNING FLAGS AND NO WIND READ OUT ON INS 1 AND 3. AIR RETURNED. REMOVED AND REPLACED NUMBER 1 CADC PER MM 34-12-01 AND PERFORMED STATIC LEAK TEST.
- Difficulty date
- May 1, 1998
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N14024
- Make and model
- Boeing 747238B
- Aircraft serial
- 20534
- System (JASC)
- 3417 · Air Data Computer
- Part
- Cadc
- Part number
- 1903925
- Condition
- Failed
- Location
- Number 1
- Part time
- 23,608 hours
- Stage of operation
- CL
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.