Service difficulty report · Control Valve · Boeing 767322

Difficulty date
December 21, 2011
Submitted
December 22, 2011
Operation
Air carrier
Aircraft
N672UA
Make and model
Boeing 767322
Aircraft serial
30027
Aircraft time
43,826 hours, 11,399 cycles
Engine
Pwa PW4056
Part
Control Valve
Condition
Inoperative
Location
Cargo Bay
Stage of operation
IN
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

AFT CARGO OVHT ON AFTER PUSHBACK. AT PUSHBACK AFT CARGO OVHT LIGHT CAME ON, NO TIME. INF- :ACP TBLSHOOTING PER MM. FOUND AFT CARGO HEAT FLOW CONTROL VLV V13 INOP (PCN 643-9060). REMOVED AND REPLACE AFT CARGO HEAT CONTROL VALVE.