Service difficulty report · Bleed Valve · Boeing 767316

Difficulty date
June 24, 2020
Submitted
October 8, 2020
Operation
Air carrier
Aircraft
N1381A
Make and model
Boeing 767316
Aircraft serial
27615
Aircraft time
88,918 hours, 19,352 cycles
Engine
Ge CF680C2B6F
Part
Bleed Valve
Part number
1211318006
Part serial
NG844
Condition
Malfunctioned
Location
Lt Engine
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

LEFT ENGINE FOUND FUEL LEAK DRAIN MAST FROM PORT "FUEL DIRECT", 8 DROPS PER MINUTE FOUND IN LIMITS, IAW AMM TASK 71-71-00-796-067-H00 TABLE 601. FUEL DRIP FROM DIRECT FUEL ON DRAIN MUST WITHIN LIMITS, PER AMM 71-71-00 TABLE 601. TRANSFER TO NON-MEL NR 130228, REINSPECT EVERY FLIGHT CYCLE, DUE 21 DEC 21. REMOVED AND REPLACED LT ENGINE DRIVEN FUEL PUMP (OFF PART: PN 5006834M, SN SUS3709A), IAW AMM 73-32-01. REMOVED AND REPLACED ENGINE VBV, IAW AMM 75-32-01. REMOVED AND REPLACED ENGINE VSV (OFF PART: PN 1211342-005, SN RW236), IAW AMM 75-31-02. PERFORMED ENGINE RUN AMM 71-00-00. ALL OPS NORMAL. THIS CLEARS DMI 130228.