Service difficulty report · Elec Connector · Boeing 747481

Difficulty date
July 18, 2025
Submitted
July 22, 2025
Operation
Air carrier
Aircraft
N429MC
Make and model
Boeing 747481
Aircraft serial
24833
Aircraft time
120,834 hours, 18,591 cycles
Part
Elec Connector
Condition
Disconnected
Location
Zone 400
Stage of operation
CL
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.

What was found

ELEC DRIVE 1 ADVISARY MESSAGE. DRIVE DISCONNECTED IAW QRH. FOUND #1 ENG CONNECTOR D85125 ON FIREWALL DISCONNECT. AW0317 INTERNALLY SHORTED ON 9 WIRES. REMOVED AND REPLACED CONNECTOR D85125 IAW SWPM 20-63-13. REMOVED AND REPLACED CONNECTOR D8417J IAW SWPM 20-63-13. PERFORMED OPS & WIRING CHECKS GOOD IAW WDM 24-11-11 & FIM 24-11 TASK 820. PERFORMED ENGINE RUN AND OPS CHECK GOOD IAW 72-00-00 & 24-11-01.