Service difficulty report · Valve · Boeing 767322

Difficulty date
February 15, 2014
Submitted
February 17, 2014
Operation
Air carrier
Aircraft
N644UA
Make and model
Boeing 767322
Aircraft serial
25094
Aircraft time
95,483 hours, 15,065 cycles
Engine
Pwa PW4060
Part
Valve
Condition
Malfunctioned
Location
E&E Bay
Stage of operation
UK
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

FWD EQPT VLV EICAS & OVERHEAD EQPT COOLING VLV CYCLING ON & OFF. COMPLIED WITH MEL 2158U, CLOSED OVERBOARD VLV & DEACTIVATED IAW MEL 2158S.