Service difficulty report · Shutoff Valve · Boeing 767322

Difficulty date
January 19, 2010
Submitted
January 22, 2010
Operation
Air carrier
Aircraft
N671UA
Make and model
Boeing 767322
Aircraft serial
30026
Aircraft time
37,703 hours, 9,972 cycles
Engine
Pwa PW4056
Part
Shutoff Valve
Part number
7732887810
Part serial
69
Condition
Malfunctioned
Location
Bleed System
Stage of operation
IN
How discovered
9
Nature of condition
J
Precautionary procedure
K

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

What was found

RT ENG BLEED OFF EICAS AFTER ENG START. VALVE FOUND INADEQUATE. REPLACED PRSOV AND RAN ENG, OPS CHECKED NORMAL.