Service difficulty report · Valve · Boeing 757223

Difficulty date
December 24, 2009
Submitted
June 29, 2010
Operation
Air carrier
Aircraft
N698AN
Make and model
Boeing 757223
Aircraft serial
26980
Aircraft time
49,645 hours, 16,860 cycles
Part
Valve
Condition
Stuck
Location
Bleed Air Sys
Stage of operation
CR
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

AIR INTERRUPT DUE TO RIGHT ENGINE OVERHEAT EICAS MESSAGE. FOUND HIGH PRESSURE SHUT OFF VALVE FLAPPER SEAL AND FLAPPER STUCK CLOSED. REPLACED SEALS.