Service difficulty report · Unknown · Boeing 777222

Difficulty date
January 25, 2008
Submitted
January 29, 2008
Operation
Air carrier
Aircraft
N221UA
Make and model
Boeing 777222
Aircraft serial
30552
Aircraft time
25,932 hours, 3,468 cycles
Engine
Pwa PW4090
Part
Unknown
Condition
Smoke
Location
Cockpit
Stage of operation
CR
How discovered
O
Nature of condition
J, B
Precautionary procedure
A

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

What was found

FLIGHT DIVERTED AFTER A PACK VALVE EICAS MESSAGE WAS DISPLAYED & SMOKE WAS DETECTED.