Service difficulty report · Relay · Airbus A321231

Difficulty date
June 11, 2018
Submitted
June 25, 2018
Operation
Air carrier
Aircraft
N521UW
Make and model
Airbus A321231
Aircraft serial
3944
Aircraft time
32,760 hours, 11,731 cycles
Part
Relay
Part number
RIN28108706000
Condition
Faulty
Location
Fuel Transfer
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

FUEL IN BOTH FORWARD AND AFT ACTUATORS WOULD NOT TRANSFER. 6600 LBS OF UNUSABLE FUEL. DIVERTED DUE TO FUEL TANK PUMP FAILURE. REPLACED THE RELAY, AUTO MANUAL TRANSFER ACTUATORS IAW AMM 28-28-00.

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