Service difficulty report · Power Supply · Airbus A321253NX

Difficulty date
September 7, 2026
Submitted
September 9, 2026
Operation
Air carrier
Aircraft
N426AN
Make and model
Airbus A321253NX
Aircraft serial
10195
Aircraft time
21,776 hours, 5,863 cycles
Part
Power Supply
Part number
32146210
Part serial
132405
Condition
Failed
Location
Zone 200
Stage of operation
IN
How discovered
V
Nature of condition
O
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: FLIGHT CREW REPORTED THAT THE OVERHEAD EMERGENCY EXIT LIGHTS AT 3L AND 3R ILLUMINATED WHILE ALL OTHERS ARE OFF - MAINTENANCE NOTED WHILE TROUBLESHOOTING THIS ISSUE THAT THE OVERHEAD EMERGENCY LIGHTS AT ROWS 29 AND 37 ALONG WITH THE EMERGENCY LIGHTS AT THE AFT GALLEY SERVICE DOORS 4L AND 4R ALSO STAYED ILLUMINATED - MAINTENANCE REPLACED EMERGENCY POWER SUPPLY 13WL AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 33-51-38 WITH NO ISSUES NOTED

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