What was found
AUTOPILOT AND BOTH FLIGHT DIRECTORS REFUSED TO TRACK AND ARE UNRELIABLE. *S/D* ACCOMPLISHED CAT III CHECK REF MM 22-10-00, AND ILS OP CK. NO PARTS WERE REPLACED AND NO FURTHER DISCREPANCIES HAVE BEEN REPORTED.
- Difficulty date
- July 3, 2000
- Submitted
- October 4, 2000
- Operation
- Air carrier
- Aircraft
- N504UA
- Make and model
- Boeing 757222
- Aircraft serial
- 24625
- Aircraft time
- 35,924 hours, 13,938 cycles
- Engine
- Pwa PW2037
- System (JASC)
- 2213 · Flight Controller
- Part
- Flight Dir
- Condition
- Malfunctioned
- Location
- E/E Bay
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- P
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.