SDR IPXA2022101972808

Service difficulty report · Pump · Boeing 7478F

Difficulty date: October 18, 2022
Submitted: October 19, 2022
Operation: Air carrier
Aircraft: N605UP
Make and model: Boeing 7478F
Aircraft serial: 64252
Aircraft time: 19,740 hours, 2,942 cycles
Engine: Ge GENX2B67B
System (JASC): 7261 · Turbine Engine Oil System
Part: Pump
Condition: Leaking
Location: Nr 1 Engine
Stage of operation: CR
How discovered: O
Nature of condition: K, J
Precautionary procedure: E

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

What was found

IN CRZ FLT, NO.1E OIL QTY DECREASED TO 4 QT. SHORTLY AFTER THE QTY DECREASED TO 3 QT, THEN 2 QT THEN 1 QT. AND ZERO QTY, OIL PRESS 52 PSI, ENG WAS SHUTDOWN. CHECK LIST COMPLETED C/W IN FLIGHT WINDMILL INSP IAW 71-00-00-200-806-G00, FOUND OIL LEAK FROM EDP DISPATCH KIT, ALSO RE-INSTALLED DISPATCH KIT AND NO LEAK FOUND WITH ENGINE RUN IAW DMP 29-11-1-1B AND AMM 71-00-00-790-804-G00

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