Service difficulty report · Gcu · Boeing 7673JHF

Difficulty date
December 11, 2018
Submitted
December 11, 2018
Operation
Air carrier
Aircraft
N644GT
Make and model
Boeing 7673JHF
Aircraft serial
37810
Aircraft time
14,543 hours, 3,438 cycles
Part
Gcu
Part number
734284F
Part serial
AABA006887
Condition
Malfunctioned
Location
Left
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

AFTER LH ENGINE START EICAS DISPLAY " LH GEN OFF" CYCLED GEN CONT SWITCH PER QRH & CONT NORMAL(<P>FOUND IDG OIL LEVEL LOW. SUPPLIED OIL 1 QT I.A.W. A.M.M 12-13-03/301 ALSO IDG OIL LEVEL EXTERNAL LEAK CHECKED OK WITH ENG DRY MOTORING I.A.W. A.M.M. 71-00-00/501 </P><P>LP 1030471-M7 REPLAVED L/H GCU PER AMM 24-22-02 PERFORMED BPCU BITE TEST OK </P>)

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