Service difficulty report · Oil Qty · Boeing 747123

Difficulty date
July 21, 1995
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N154UA
Make and model
Boeing 747123
Aircraft serial
20103
Engine
Pwa JT9D7A
Part
Oil Qty
Condition
Dropped
Location
Nr 4 Engine
Stage of operation
CR
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

AFTER REACHING CRUISE ALT NR 4 ENG OIL QTY DROPPED TO JUST ABOVE 1 GAL ON IND, ALL OTHER IND OK. OIL QTY SLOWLY DECREASED TO ZERO AT 5 AND ONE HALF HOURS INTO FLT, THEN PRESS FLUCT. AT 8 HRS, LOW OIL PRESS LIGHT ON, ENGINE SHUTDOWN.