Service difficulty report · Proximity Sensor · Airbus A321211

Difficulty date
April 12, 2026
Submitted
April 16, 2026
Operation
Air carrier
Aircraft
N154UW
Make and model
Airbus A321211
Aircraft serial
5644
Aircraft time
38,971 hours, 16,302 cycles
Part
Proximity Sensor
Condition
False Indication
Location
Zone 800
Stage of operation
NR
How discovered
O
Nature of condition
N
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: DOOR 2R SHOWS ARMED WITH LEVER IN DISARMED POSITION. MAINTENANCE REPLACED PROXIMITY SENSOR 5WN2 PER AMM 52-73-11 ALONG WITH THE SLIDE ARMED INDICATOR LIGHT 21WN2 PER AMM 52-73-21. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED WITH NO ISSUES NOTED.

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