What was found
FLT CREW REPORTING CAPT ADI BLANKING OUT, SWITCH TO ALT POSITION AND ADI ERRATIC. CAPT HSI ALL NORMAL. REPLACED THE CAPT'S EADI. INDICATIONS OK IN NORMAL AND ALTERNATE.
- Difficulty date
- August 22, 2011
- Submitted
- August 29, 2011
- Operation
- Air carrier
- Aircraft
- N657UA
- Make and model
- Boeing 767322
- Aircraft serial
- 27112
- Aircraft time
- 80,172 hours, 12,867 cycles
- Engine
- Pwa PW4060
- System (JASC)
- 3420 · Attitude and Direction Data System
- Part
- Indicator
- Part number
- 6227998003
- Part serial
- 16
- Condition
- Faulty
- Location
- Adi
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- D
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.