Service difficulty report · Carbon Seal · Boeing 74747UF

Difficulty date
February 5, 2016
Submitted
February 9, 2016
Operation
Air carrier
Aircraft
N497MC
Make and model
Boeing 74747UF
Aircraft serial
29258
Aircraft time
69,044 hours, 11,083 cycles
Engine
Ge CF680C2B1F
Part
Carbon Seal
Part number
1347M32G06
Condition
Leaking
Location
Nr 2 Engine
Stage of operation
NR
How discovered
O
Nature of condition
K
Precautionary procedure
J, E, A

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

What was found

NUMBER 2 ENG PRECAUTIONARY SHUTDOWN DUE TO LOW OIL QTY. REF LOG PAGES 776533, ITEMS 1 & 3. FOUND DURING TROUBLESHOOTING, OIL LEAKAGE FROM STARTER & IDG AT NR 2 DRAIN. R & R IDG NR 2 CARBON SEAL IAW MM 72-64-02. HIGH POWER RUN ACCOMPLISHED IAW MM 71-00-00 & OPERATIONAL CHECK SATISFACTORY. PN'S OFF 1347M32G06, 07482S0CN & 1663M64P07.

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