Service difficulty report · Deu · Airbus A321211

Difficulty date
February 13, 2026
Submitted
February 17, 2026
Operation
Air carrier
Aircraft
N152UW
Make and model
Airbus A321211
Aircraft serial
5588
Aircraft time
40,164 hours, 16,619 cycles
Part
Deu
Part number
Z043H000351A
Part serial
043H00012278
Condition
Warning Message
Location
Zone 200
Part time
52,861 hours, 21,274 cycles
Stage of operation
NR
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 NOT GROUNDED: FLIGHT ATTENDANTS PANEL SHOWS CHECK DOOR PRESSURE FOR DOOR 2R. MAINTENANCE SERVICED THE 2R DOOR DAMPER AND EMERGENCY OPERATION CYLINDER PER AMM 52-22-00. (AALA202602174643) MAINTENANCE ALSO REPLACED DECODER ENCODER UNITS (DEU-B) 300RH4 (AALA202602170357) AND 300RH7 (AALA202602176271) PER AMM 23-73-17. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED WITH NO FAULTS NOTED.

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