SDR 2026F00033

Service difficulty report · Connector · Boeing 7478

Difficulty date
March 11, 2026
Submitted
March 19, 2026
Operation
General aviation
Aircraft
N747EF
Make and model
Boeing 7478
Aircraft serial
40906
Part
Connector
Condition
Burned
Location
Zone 100
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

DURING ROUTINE MAINTENANCE, REMOVAL OF A RACK AND ITS ELECTRICAL COMPONENTS, IT WAS NOTICED THAT A ELECTRICLA CONNECTOR (PLUG/RECEPTACLE) STABILIZER FUEL PUMP WIRING, HAD NOT BEEN PROPERLY CONNECTED. WHEN THE DISCONNECTING THE PLUG, IT WAS FOUND THAT TWO PINS AND THE PLUG WERE CHARRED.

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