Service difficulty report · Isolation Valve · Boeing 777222

Difficulty date
December 21, 2010
Submitted
January 3, 2011
Operation
Air carrier
Aircraft
N229UA
Make and model
Boeing 777222
Aircraft serial
30557
Aircraft time
37,517 hours, 4,575 cycles
Engine
Pwa PW4090
Part
Isolation Valve
Part number
32907706
Part serial
79
Condition
Faulty
Location
Right
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

BLEED ISOLATION VALVE RT (MSG 36-10410). VALVE OUT OF TOLERANCE. REPLACED RT ISOLATION VALVE. OPS ARE GOOD.