Service difficulty report · Control Valve · Boeing 767322

Difficulty date
October 6, 2010
Submitted
October 11, 2010
Operation
Air carrier
Aircraft
N669UA
Make and model
Boeing 767322
Aircraft serial
30025
Aircraft time
40,968 hours, 10,883 cycles
Engine
Pwa PW4052
Part
Control Valve
Part number
32896961
Part serial
42
Condition
Faulted
Location
Lt A/C Pack
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

LEFT PACK ISSUES. CHRONIC "LT PACK TEMP" MESSAGE. LT PACK FLOW CONTROL VALVE AND LOW LIMIT VALVE WERE CHANGED IAW MM. INSTALLED NEW VALVES IAW ABOVE.