SDR HALA2010071700312

Service difficulty report · Unknown · Boeing 7673G5

Difficulty date: July 17, 2010
Submitted: July 20, 2010
Operation: Air carrier
Aircraft: N586HA
Make and model: Boeing 7673G5
Aircraft serial: 24259
Aircraft time: 92,478 hours, 17,535 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Unknown
Condition: Malfunctioned
Location: Cockpit
Stage of operation: CR
How discovered: O
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

ETOPS SIGNIFICANT SYSTEM - TOTAL FUEL DIFFERS FROM FMC'S CALCULATED FUEL QTY, FUEL QTY ERROR-PROG2/2 ALERT MSG DISPLAYED ON CDU AND EICAS MSG, FMC MESSAGE DISPLAYED FUEL FLOW WAS NORMAL. TOTAL FUEL 71.9, FMC CALCULATED FUEL 67.8, NO EVIDENCE FUEL LEAK. PERFORMED SYSTEM OPERATION AS PER FIM 34-61-00/101, SYSTEM OK. FQIS BITE TEST DONE. NORMAL, NO FAULT MSG FOUND. MSG CLEARED UPON ACFT ARRIVAL.

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