Service difficulty report · Modulating Valve · Boeing 777222

Difficulty date
July 19, 2010
Submitted
July 23, 2010
Operation
Air carrier
Aircraft
N224UA
Make and model
Boeing 777222
Aircraft serial
30225
Aircraft time
34,681 hours, 4,253 cycles
Engine
Pwa PW40903
Part
Modulating Valve
Part number
32907449
Part serial
60
Condition
Faulty
Location
Bleed Air Sys
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

BLEED FAMV R STATUS MSG. FAMV FOUND FAULTY. REPLACED RT FAN AIR MODULATING VALVE IAW MM. ALL OPS NORMAL.