SDR UIEA2017122102422

Service difficulty report · Sensor · Boeing 74747UF

Difficulty date: December 20, 2017
Submitted: December 21, 2017
Operation: Air carrier
Aircraft: N499MC
Make and model: Boeing 74747UF
Aircraft serial: 29260
Aircraft time: 73,737 hours, 12,508 cycles
Engine: Ge CF680C2B5F
System (JASC): 7320 · Fuel Controlling System
Part: Sensor
Part number: 154EWZ
Part serial: EGNH2925
Condition: Failed
Location: Nr 3 Engine
Stage of operation: LD
How discovered: O
Nature of condition: Y, J
Precautionary procedure: O

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

What was found

STATUS MESSAGE NR 3 ENGINE CONTROL AT TOUCHDOWN, THE NR 3 ENGINE ROLLED BACK AND SHUT ITSELF DOWN, AS A PRECAUTION, THE NR 3 FUEL CONTROL SWITCH TO CUTOFF. R & R THE CIT SENSOR IAW AMM 73-21-02. OPS CHECKED NORMAL. OK FOR CONTINUED FLIGHT.

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