Service difficulty report · Proximity Sensor · Airbus A321231

Difficulty date
June 27, 2024
Submitted
July 1, 2024
Operation
Air carrier
Aircraft
N135NN
Make and model
Airbus A321231
Aircraft serial
6520
Aircraft time
28,632 hours, 10,517 cycles
Part
Proximity Sensor
Part number
ABS012130
Condition
Faulted
Location
Te Flaps
Stage of operation
AP
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

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED INTO DEN DUE TO THE FLIGHT CREW REPORTING THAT WHILE CONFIGURING FOR APPROACH FROM FLAP 1 TO FLAPS 2, RECEIVING A FLIGHT CONTROL SYSTEM 2 FAULT AND FLIGHT CONTROL FLAPS LOCKED ECAM MESSAGES. THE FLIGHT CREW ACCOMPLISHED ECAM PROCEDURES WHICH DID NOT RESOLVE THE ISSUE. THE AIRCRAFT LANDED SAFELY AT DEN AND TAXIED TO THE GATE UNDER ITS OWN POWER. MAINTENANCE REPLACED THE RIGHT-WING INTERCONNECTING STRUT PROXIMITY SENSOR 40CV PER AMM 27-51-44 AND THE #2 SLAT FLAP CONTROL COMPUTER PER AMM 27-51-34 (AALA202407018999). A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED. ** (CLOSED)

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