Service difficulty report · Valve · Boeing 767322

Difficulty date
January 2, 2011
Submitted
January 15, 2011
Operation
Air carrier
Aircraft
N655UA
Make and model
Boeing 767322
Aircraft serial
25393
Aircraft time
77,172 hours, 12,486 cycles
Engine
Pwa PW4060
Part
Valve
Part number
3987865
Part serial
411
Condition
Faulty
Location
Cabin Temp
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

HAVE FWD CABIN AUTO TEMP CONTROL INOP. FWD TRIM AIR VALVE FAULT. REPLACED FWD CAB TRIM AIR VALVE IAW MM, VALVE OPS CHECKED OK AND NO LEAKS NOTED.