What was found
DIVERSION - LT ADC FAILED IN FLT. IAS AND ALT FLAG IN VIEW/C REPLACED LT ADC. ETOPS CATEGORY 'B': DIVERSION OR TURNBACK.
- Difficulty date
- September 6, 2009
- Submitted
- September 17, 2009
- Operation
- Air carrier
- Aircraft
- N189DN
- Make and model
- Boeing 767332
- Aircraft serial
- 25990
- Aircraft time
- 60,447 hours, 8,841 cycles
- System (JASC)
- 3417 · Air Data Computer
- Part
- Adc
- Part number
- 4040800912
- Part serial
- 87121189
- Condition
- Failed
- Location
- E&E Bay
- Stage of operation
- CR
- 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.