Service difficulty report · Valve · Boeing 767322

Difficulty date
May 21, 2013
Submitted
June 17, 2013
Operation
Air carrier
Aircraft
N659UA
Make and model
Boeing 767322
Aircraft serial
27114
Aircraft time
88,747 hours, 14,102 cycles
Engine
Pwa PW4060
Part
Valve
Part number
3987865
Part serial
144590
Condition
Failed
Location
Mid Cabin Temp
Stage of operation
IN
How discovered
V
Nature of condition
J
Precautionary procedure
K

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

What was found

MID-CABIN TEMP EICAS AND INOPERATIVE LIGHT. AUX ZONE TEMP CONTROLLER FAULTS AUX MID CABIN TRIM AIR VALVE. REPLACED AUX MID CABIN TRIM AIR VALVE.