Service difficulty report · Proximity Switch · Airbus A321231

Difficulty date
November 23, 2022
Submitted
November 28, 2022
Operation
Air carrier
Aircraft
N519UW
Make and model
Airbus A321231
Aircraft serial
3881
Aircraft time
45,588 hours, 16,730 cycles
Part
Proximity Switch
Part number
DHE1141
Condition
False Indication
Location
R1 Door
Stage of operation
IN
How discovered
V
Nature of condition
J
Precautionary procedure
K

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

What was found

AIRCRAFT WAS NOT GROUNDED: 1R SLIDE ERRONEOUSLY INDICATES ARMED WHEN NOT ARMED. MAINTENANCE REPLACED 1R DOOR PROXIMITY SWITCH 5WN2 PER AMM 52-73-11 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK.

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