Service difficulty report · Valve · Boeing 777222

Difficulty date
January 30, 2010
Submitted
February 4, 2010
Operation
Air carrier
Aircraft
N786UA
Make and model
Boeing 777222
Aircraft serial
26938
Aircraft time
56,268 hours, 8,271 cycles
Engine
Pwa PW40903
Part
Valve
Part number
32907449
Part serial
89
Condition
Failed
Location
Rt Engine
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

BLEED FAMV RIGHT ENGINE BLEED FAN AIR MODULATING VALVE (FAMV) FAILED OPEN OR CLOSED, OR RIGHT AIR SUPPLY AND CABIN PRESSURE CONTROLLER FAILURE.STATUS MSG-3610532 LATCHD ER MODE MSG-3610532 LATCHD ER MODE. SUPPLEMENTAL DATA UPDATE MSG 36-10532.CHRONIC ITEM. VALVE LOCKED IN THE OPEN POSITION PER MEL. RPL'D RH FAMV. OPS CHECK OKAY.