Service difficulty report · Eec · Boeing 74747UF

Difficulty date
March 28, 2011
Submitted
March 28, 2011
Operation
Air carrier
Aircraft
N496MC
Make and model
Boeing 74747UF
Aircraft serial
29257
Aircraft time
50,575 hours, 7,735 cycles
Engine
Ge CF680
Part
Eec
Part number
1519M89P29
Part serial
ECDD6703
Condition
Malfunctioned
Location
Nr 1 Engine
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
E

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

What was found

AFTER ENGINE START, NR 1 ENGINE WENT TO IMMED T/O THRUST UNCOMMAND. ENGINE SHUTDOWN PERFORMED. FAULT CONFIRMED ON GROUND RUN, 101 PERCENT IN EEC NORMAL MODE. EEC ALT MODE SELECTED AND ENG RUN C/O SATIS. NR 1 ENG ECU REPLACED IAW AMM.

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