Service difficulty report · Nozzle · Boeing 7879

Difficulty date
January 4, 2023
Submitted
January 4, 2023
Operation
Air carrier
Aircraft
N38955
Make and model
Boeing 7879
Aircraft serial
37814
Aircraft time
35,241 hours, 3,440 cycles
Part
Nozzle
Condition
Leaking
Location
Rt G/B Oil
Stage of operation
IN
How discovered
9
Nature of condition
K
Precautionary procedure
K

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

What was found

OIL QUANTITY INDICATION (ENGINE) SHOWS LOW FIM TASK 31-90-F8-03A-421B-A. RT ENGINE TEST NR 1 - DRY-MOTOR - LEAK TESTED IAW MM B787-A-G71-00-00-48A-364A-A. LEAK CONFIRMED AT FWD FACE ACCESSORY G/B OIL NOZZLE PACKING REF 72-64-00-03 ENG AGB ASSY-HOUSING, OIL NOZZLES, & CONNECTING PIN INSPECTED IAW MM TO FULL. DMC-B787-A-G71-00-00-12A-364A-A TEST NR 3 - IDLE - DMC-B787-A-G71-00-00-35A-280A-A. REPLACED AGB OIL NOZZLE 038D2 LEAK TESTED, NO LEAKS. OIL QTY SERVICEABLE. IAW MANUAL GEK112851 - REV 36, EM 72-64-00 ACCESSORY G/B. OIL SERVICED INSP OF AGB OIL NOZZLE 038D2 INSTALLATION IAW MANUAL GEK 112851 REV 36. ACCOMPLISHED IDLE ENGINE RUN & LEAK CHECKED IAW AMM 71-00-00-12A-364A-A, NO LEAKS FOUND.

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