Service difficulty report · Shutoff Valve · Boeing 767322

Difficulty date
August 16, 2011
Submitted
August 17, 2011
Operation
Air carrier
Aircraft
N676UA
Make and model
Boeing 767322
Aircraft serial
30028
Aircraft time
38,467 hours, 9,650 cycles
Engine
Pwa PW4052
Part
Shutoff Valve
Part number
79027013
Part serial
235
Condition
Faulty
Location
Bleed Air Sys
Stage of operation
IN
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

RUNNING LT ENGINE AT IDLE THE 'BLEED' LIGHT ON THE OVERHEAD PANEL ILLUMINATES ALONE WITH HPSOV MSG. REPLACED HPSOV AND HP CONTROLLER REF MM.