Service difficulty report · Flap System · Airbus A321253NX

Difficulty date
August 13, 2025
Submitted
August 14, 2025
Operation
Air carrier
Aircraft
N404AN
Make and model
Airbus A321253NX
Aircraft serial
8758
Aircraft time
20,877 hours, 5,819 cycles
Part
Flap System
Condition
Locked
Stage of operation
DE
How discovered
O
Nature of condition
F, J
Precautionary procedure
A

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 INBOUND INTO LAS DUE TO THE FLIGHT CREW REPORTING A FLIGHT CONTROL, FLAPS LOCKED - ALIGNMENT FAULT WHEN SELECTING FLAPS 2 DURING DESCENT, THE AIRCRAFT LANDED SAFELY AT LAS WITHOUT FURTHER INCIDENT. MAINTENANCE TROUBLE SHOT PER TSM 27-51-00-810-830A WITH NO FAULTS FOUND. MAINTENANCE INSPECTED RIGHT HAND PROXIMITY SENSOR 38CV.AND FOUND NO FAULTS. MAINTENANCE REPORTED THAT THE SFCC SYSTEM STATUS SHOWS NO FAULTS, CLASS 3 SFCC SHOWS NO FAULT AND A BITE CHECK OF SFCC SHOWS NO FAULTS. MAINTENANCE FOUND NO HISTORY OF FAULTS IN THE LAST 60 DAYS. NOTE: MAINTENANCE WAS UNABLE TO IDENTIFY A SPECIFIC PART THAT WOULD HAVE CAUSED THIS FAULT MESSAGE.

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