What was found
CREW REPORTED 'ALT ALERT SYS' STATUS MESSAGE DISPLAYED. REMOVED AND REPLACED RIGHT HAND FMC, PERFORMED GROUND TEST OF MAWEA CARD CIRCUIT. ALL OPS NORMAL PER 34-61-01.
- Difficulty date
- August 24, 2006
- Submitted
- September 1, 2006
- Operation
- Air carrier
- Aircraft
- N454PA
- Make and model
- Boeing 74746NF
- Aircraft serial
- 30812
- Aircraft time
- 18,615 hours, 3,107 cycles
- System (JASC)
- 3400 · Navigation System
- Part
- Fmc
- Part number
- 0201A642
- Part serial
- 4052508952
- Condition
- Failed
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- I, J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.