Service difficulty report · Transfer Valve · Airbus A320232

Difficulty date
November 13, 2013
Submitted
November 15, 2013
Operation
Air carrier
Aircraft
N407UA
Make and model
Airbus A320232
Aircraft serial
456
Aircraft time
65,163 hours, 24,381 cycles
Engine
Iae V2527A5
Part
Transfer Valve
Part number
HTE900087001
Condition
Faulty
Location
Fuel Tank
Stage of operation
IN
How discovered
O
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

LT OUTER TANK HAS 280 LB WON’T HOLD FUEL WITH VLV INDICATING CLOSE. CONFIRMED FUEL MIGRATION ON LT OUTER TANK TO INNER CELL WITH TRANSFER VLVS CLOSED. WHILE FUELING, OUTER TANK NEVER FILLED TO MAX QUANTITY & WAS OBSERVED ON ECAM DECREASING & INNER INCREASING. WILL REQUIRE TANK DIVE & TRANSFER VLVS REPLACEMENT. PCN 644-0294, MEL REMAINS. NEXT MX STATION CONFIRM THIS IS NOT A BAD ACTUATOR OUTSIDE OF TANK THAT DRIVES THE FUEL TRANSFER VLV, ACTUATOR PCN IS 565-0084.

More about the Airbus A320-232