Service difficulty report · Oil System · Boeing 74744AF

Difficulty date
February 13, 2020
Submitted
February 19, 2020
Operation
Air carrier
Aircraft
N575UP
Make and model
Boeing 74744AF
Aircraft serial
35664
Aircraft time
44,133 hours, 6,592 cycles
Engine
Ge CF680C2B1F
Part
Oil System
Condition
Leaking
Location
Nr 3 Engine
Stage of operation
CR
How discovered
O
Nature of condition
K, J
Precautionary procedure
A

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

What was found

DIVERTED NR 3 ENG OIL QUANTITY DROPPED DOWN TO 2 QTS IN FLIGHT. REF LOG PAGE 232822, ITEM 1 ALERT K189826 #3 ENG (S/N 706878) SCHEDULE TO BE REMOVE.REPLACED # 3 ENGINE PER UPS TC 71-000-00-01 & EO M-7320-44176 & E-7900-62890 APPENDIX B. NEW ESN 704393. THIS CLOSES ALERT K189826.

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