Service difficulty report · Power Supply · Airbus A321271NX

Difficulty date
September 1, 2025
Submitted
September 2, 2025
Operation
Air carrier
Aircraft
N716NK
Make and model
Airbus A321271NX
Aircraft serial
11880
Aircraft time
5,446 hours, 2,161 cycles
Part
Power Supply
Part number
32146210
Part serial
184621
Condition
Faulted
Location
Zone 200
Part time
5,446 hours, 2,161 cycles
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

EMERGENCY EXIT LIGHTS FLASH ON AND OFF DURING FLIGHT, HAS BEEN NOTED BY PREVIOUS WRITE UPS.-PER TSM 33-51-00-810-819-A. R & R EPSU 12WL & 17WL IAW AMM 33-51-38. AS PRECATION, R & R RELAY 8WL IAW ASM 33-51-00. OPS CHECK OK AT THIS TIME.

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