Service difficulty report · Control Valve · Boeing 777222

Difficulty date
October 6, 2009
Submitted
October 7, 2009
Operation
Air carrier
Aircraft
N224UA
Make and model
Boeing 777222
Aircraft serial
30225
Aircraft time
31,216 hours, 3,868 cycles
Engine
Pwa PW40903
Part
Control Valve
Part number
8102044
Part serial
54
Condition
Faulty
Location
Ac Bay
Stage of operation
NR
How discovered
O
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 PACK SLOW TO SHUTDOWN AND GENERATES A PACK FCV L STATUS MSG. REPLACED UPPER FLOW CONTROL VALVE. OP CHECKS NORMAL.