Service difficulty report · Valve · Boeing 777222

Difficulty date
December 12, 2008
Submitted
December 15, 2008
Operation
Air carrier
Aircraft
N225UA
Make and model
Boeing 777222
Aircraft serial
30554
Aircraft time
27,225 hours, 3,441 cycles
Engine
Pwa PW40903
Part
Valve
Part number
8102044
Condition
Malfunctioned
Location
Ac Pack
Stage of operation
NR
How discovered
O
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

PACK FCV L ON STATUS PAGE. REPLACED UPPER LT FCV. RETURNED AIRCRAFT TO NORMAL CONFIGURATION, OPS CHECKED, VERIFIED NO EICAS MSG.