What was found
ETOPS SIGNIFICANT SYS - BTB, ATT DISAGREE EICAS MESSAGE DURING TAXI. REPLACED LT IRU IAW AMM 34-21-01, ALIGNMENT CHECK OK.
- Difficulty date
- August 1, 2011
- Submitted
- August 2, 2011
- Operation
- Air carrier
- Aircraft
- N586HA
- Make and model
- Boeing 7673G5
- Aircraft serial
- 24259
- Aircraft time
- 95,835 hours, 18,112 cycles
- System (JASC)
- 3420 · Attitude and Direction Data System
- Part
- Iru
- Part number
- HG1050AE10
- Part serial
- 02054294
- Condition
- Malfunctioned
- Location
- Left
- Stage of operation
- TX
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- D
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.