Service difficulty report · Control Valve · Boeing 777222

Difficulty date
June 21, 2014
Submitted
June 24, 2014
Operation
Air carrier
Aircraft
N772UA
Make and model
Boeing 777222
Aircraft serial
26930
Aircraft time
74,699 hours, 13,287 cycles
Engine
Pwa PW4077
Part
Control Valve
Condition
Out Of Position
Location
Ac Bay
Stage of operation
IN
How discovered
O
Nature of condition
O
Precautionary procedure
K

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

What was found

ONE, BUT NOT BOTH OF THE TWO RT PACK FLOW CONTROL VLVS, FCV, ARE NOT IN THE COMMANDED POSITION. STATUS MSG 2124002 LATCHED CL MODE.