SDR EIA2003049

Service difficulty report · Line · Boeing 747212B

Difficulty date
March 4, 2003
Submitted
March 10, 2003
Operation
Air carrier
Aircraft
N482EV
Make and model
Boeing 747212B
Aircraft serial
20713
Aircraft time
90,511 hours, 21,129 cycles
Engine
Pwa JT9D*
Engine time
80,872 hours, 18,045 cycles
Part
Line
Part number
UNK
Part serial
NSN
Condition
Leaking
Location
Gearbox
Stage of operation
CR
How discovered
O
Nature of condition
K, J
Precautionary procedure
E, A

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

What was found

NR 2 ENG OIL QTY BEGAN DECREASING FROM 5.0 GAL, OIL PRESS/TEMP NORMAL. LATER NR 2 OIL PRESSURE DROPPED BELOW YELLOW BAND AND OIL PRESSURE LIGHT ILLUMINATED. NR 2 ENGINE WAS SHUTDOWN, WINDMILLING OIL PRESSURE MAINTAINED 20 PSI. INSPECTED AND REPLACED MAIN OIL FILTER IAW MM 72-61-00 AND CHECKED MAIN AND ANGLE GEAR BOX CHIP DETECTORS IAW MM 72-61-00 AL CH OK. FOUND OIL LEAKING FROM ANGLE GEAR BOX ADAPTER SCAVAGE LINE. REPLACED ADAPTER IAW MM 78-21-00. LEAK GOOD. RII C/W.

More about the Boeing 747 212B