Service difficulty report · None · Boeing 777224

Difficulty date
October 17, 2021
Submitted
October 18, 2021
Operation
Air carrier
Aircraft
N78008
Make and model
Boeing 777224
Aircraft serial
29478
Aircraft time
105,143 hours, 10,639 cycles
Part
None
Part number
NA
Condition
Leaking
Location
Eng2
Stage of operation
CR
How discovered
O
Nature of condition
O
Precautionary procedure
A

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

What was found

OIL PRESSURE INDICATION (ENGINE) AMBER FIM TASK REF : G1 79-98 TASK 803 CMC MSG# 7931492 FLIGHT STATUS: A INTERMITTENCE CODE: M PH: CRUISE NARRATIVE: ELECTRONIC ENG CONTROL (FADEC)(R ENG,CH A) CMC MSG# 7931492 FLIGHT STATUS: A INTERMITTENCE CODE: M PH: CRUISE NARRATIVE: UPON INSPECTION OF #2 ENG, FOUND 1 ANTI-LEAK VALVE CAP FOR MAIN INSPECTION AS REQUIRED. REF AMM 79-21-12 FOR DMS SENSOR DURING IDLE RUN WAS STABLE @ 32PSI. #2 ENG OIL QTY STABLE AND OIL TANK LINE AT 6OCLOCK POS ON BOTTOM OF FAN COWL AND VALVE INSPECTION, NO DEBRIS NOTED, TEST PASSED. REF AMM 79-21-08 FOR FULL. IMAGE OF #2 ENG INDICATIONS DURING IDLE LEAK CHECK ADDED LEAKING ENG OIL. 2ND ANTI LEAK VALVE @6 OCLOCK POSTION FOUND NO ANTI-LEAK VALVE AND CAP R&R AT 6 OCLOCK POSTION UNDER UNDER FAN TO LOG PAGE. DISCREPENCIES, BUT CHANGED DUE TO PRECAUTIONARY MEASURES. REF COWL. PERFORMED ENG IDLE LEAK TEST AS NEEDED FOR VALVE, CAP R&R LOG PAGE 71-00-00-200-812-G00, PERFORMED INFLIGHT WINDMILLING AND DMS SENSOR INSPECTION. NO LEAKS NOTED. #2 ENG OIL PRESSURE