Service difficulty report · Valve · Boeing 767323

Difficulty date
June 19, 2024
Submitted
June 25, 2024
Operation
Air carrier
Aircraft
N399CM
Make and model
Boeing 767323
Aircraft serial
25451
Aircraft time
112,088 hours, 19,437 cycles
Part
Valve
Part number
MA30A1001
Part serial
AA498774D
Condition
Failed
Location
Lt Engine
Part time
7,698 hours, 2,042 cycles
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

LEFT ENG SPAR VALVE ASSOCIATED EICAS L FUEL SPAR VAL EICAS MESSAGES ILLUMINATED WHEN ADDING THRUST FOR TAKEOFF. THRUST LEVERS WERE BROUGHT TO IDLE. REMOVED AND REPLACED LH ENG SPAR SHUTOFF VALVE IAW AMM 767 28-22-11.