SDR CALA2026031014463

Service difficulty report · Power Supply · Airbus A319131

Difficulty date: March 8, 2026
Submitted: March 10, 2026
Operation: Air carrier
Aircraft: N834UA
Make and model: Airbus A319131
Aircraft serial: 1420
Aircraft time: 74,305 hours, 33,293 cycles
System (JASC): 3350 · Emergency Lighting
Part: Power Supply
Part number: 32145410
Condition: Faulted
Location: Zone 200
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

ESPU FAULT MESSAGE, ESPU EXT LOAD EMER R. APPEARS DURING EMER LIGHTING TEST. R & R RT CENTER EPSU IAW TASK 33-51-38-000-001-A, FAULT PERSISTED, R & R FOUR EXT EMERGENCY LIGHTS UNDER LT & RT OVERWING EMERGENCY EXIT DOORS REF TASK 33-51-15-000-001-A, OP CK GOOD.

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