Service difficulty report · Flow Valve · Boeing 777222

Difficulty date
August 11, 2010
Submitted
August 11, 2010
Operation
Air carrier
Aircraft
N223UA
Make and model
Boeing 777222
Aircraft serial
30224
Aircraft time
37,907 hours, 4,662 cycles
Engine
Pwa PW4090
Part
Flow Valve
Part number
8102044
Part serial
83
Condition
Failed
Location
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

PACK R EICAS ADV MSG WITH PACK FCV-R STATUS MSG. CREW FOLLOWED FM14.70.9 RESET NO HELP. REPLACED RT LOWER FLOW VALVE, CHECKS OK.