Service difficulty report · Circuit Card · Boeing 74746NF

Difficulty date
July 12, 2026
Submitted
July 13, 2026
Operation
Air carrier
Aircraft
N450PA
Make and model
Boeing 74746NF
Aircraft serial
30808
Aircraft time
104,718 hours
Part
Circuit Card
Condition
Faulted
Location
Zone 100
Stage of operation
TX
How discovered
O
Nature of condition
N
Precautionary procedure
D

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

MAIN DECK FIRE WARNING - NO EICAS MSG. SWAPED THE A4 WITH A29 CIRCURT CARD & PFMD GND TEST ,TEST PASSED IAW AMM 26-10-01 (NOW D00132 IN A4 POSITION,D00883 IN A29 POSITION)

More about the Boeing 747-46NF