Service difficulty report · Anti-Ice Valve · Boeing 767306

Difficulty date
December 22, 2017
Submitted
December 26, 2017
Operation
Air carrier
Aircraft
N1409A
Make and model
Boeing 767306
Aircraft serial
27960
Aircraft time
87,830 hours, 16,243 cycles
Engine
Ge CF680C2B6F
Part
Anti-Ice Valve
Condition
Out Of Adjust
Location
Lt Engine
Stage of operation
DE
How discovered
V
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 ANTI-ICE EICAS WHILE ON DESCENT IN ICING CONDITIONS. PERFORMED ADJUSTMENT AND TEST OF THE LEFT ENGINE ANTI-ICE VALVE IAW AMM 30-21-00. PERFORMED ENGINE RUNS AND CYCLED THE ANTI-ICE VALVE, NO DEFECTS NOTED IAW AMM 31-00-00.