Service difficulty report · Control Valve · Boeing 777222

Difficulty date
October 31, 2011
Submitted
December 2, 2011
Operation
Air carrier
Aircraft
N227UA
Make and model
Boeing 777222
Aircraft serial
30555
Aircraft time
40,490 hours, 4,936 cycles
Engine
Pwa PW40903
Part
Control Valve
Part number
8102042
Part serial
210
Condition
Faulty
Location
Rt A/C Pack
Stage of operation
NR
How discovered
9
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

RIGHT A/C PACK FLOW CONTROL VALVE STATUS MESSAGE DISPLAYED. REPLACED UPPER FLOW CONTROL VALVE, OPS NORMAL.