Service difficulty report · Transfer Valve · Airbus A321231

Difficulty date
February 9, 2024
Submitted
February 12, 2024
Operation
Air carrier
Aircraft
N978UY
Make and model
Airbus A321231
Aircraft serial
5422
Aircraft time
34,583 hours, 14,058 cycles
Part
Transfer Valve
Part number
UNKNOWN
Condition
Warning Message
Location
Lt Wing
Stage of operation
CR
How discovered
V
Nature of condition
J
Precautionary procedure
A, O

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

What was found

AIRCRAFT WAS NOT GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO TUL DUE TO CENTER TANK LEFT TRANSFER FAULT IN FLIGHT. FLIGHT CREW FOLLOWED ECAM PROCEDURES. LEADING TO ENGINE 1 FUEL PUMPS OFF ALLOWING FUEL BURN FROM RIGHT TANK ONLY. THE AIRCRAFT LANDED SAFELY AT TUL. MAINTENANCE ACCOMPLISHED TSM 28-26-00-810-828-A AND FAULT COULD NOT BE DUPLICATED. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED PER AMM 28-26-00-710-001.

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