Service difficulty report · Wire · Boeing 72722C

Difficulty date
October 3, 2005
Submitted
October 19, 2005
Operation
Air carrier
Aircraft
N792A
Make and model
Boeing 72722C
Aircraft serial
19195
Aircraft time
60,474 hours, 40,698 cycles
Engine
Pwa JT8D7B
Engine time
37,370 hours, 33,576 cycles
Part
Wire
Condition
Damaged
Location
Fuel Indicator
Stage of operation
TO
How discovered
O
Nature of condition
O
Precautionary procedure
C

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

What was found

ENGINE NR 1, NR 2 & 3 FUEL FLOW INDICATORS READ ZERO AT TAKEOFF. REMOVED CONNECTOR FROM PREVIOUSLY DEFERRED NR 3 ENGINE FUEL FLOW TRANSMITTER AND NR 1 & NR 2 ENGINE FUEL INDICATIONS OP CHECKED GOOD ON GROUND RUN. THE FUEL FLOW POWER SUPPLY WAS REPLACED WITH NEGATIVE RESULTS. ADDITIONAL TROUBLESHOOTING LEAD TO THE REPAIR OF WIRING. OP CHECK GOOD BY FLIGHT CREW.

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