SDR USAABB00074

Service difficulty report · Fmc · Boeing 767201

Difficulty date: May 30, 2000
Submitted: August 14, 2000
Operation: Air carrier
Aircraft: N647US
Make and model: Boeing 767201
Aircraft serial: 23899
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Fmc
Part number: 4052500962
Condition: Faulty
Location: E/E Bay
Part time: 24,615 hours
Stage of operation: CR
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

PHL - FLT 2 - EN ROUTE PHL/FCO, CREW NOTED THE LOSS OF BOTH FMC''S. CYCLING THE CIRCUIT BREAKERS BROUGHT THE FMC''S BACK ON-LINE, HOWEVER, THE CREW DECIDED NOT TO CONTINUE THE FLIGHT. FLIGHT RETURNED TO PHL, AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED BOTH FMC''S. (X)