Service difficulty report · Isolation Valve · Boeing 757222

Difficulty date
October 24, 2013
Submitted
October 29, 2013
Operation
Air carrier
Aircraft
N572UA
Make and model
Boeing 757222
Aircraft serial
26682
Aircraft time
68,542 hours, 25,008 cycles
Engine
Pwa PW2037
Part
Isolation Valve
Part number
2790598103
Part serial
105
Condition
Faulty
Location
Bleed Air Sys
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
D

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

What was found

AFTER START GOT BLEED ISLN VLV EICAS MESSAGE. REPLACED ISLN VLV IAW MM 36-11-04. OPERATIONS & LEAK CHECKED GOOD.