SDR CALA2025092609287

Service difficulty report · Battery Pack · Airbus A319132

Difficulty date: September 25, 2025
Submitted: September 26, 2025
Operation: Air carrier
Aircraft: N872UA
Make and model: Airbus A319132
Aircraft serial: 1986
Aircraft time: 59,391 hours, 36,302 cycles
System (JASC): 3350 · Emergency Lighting
Part: Battery Pack
Part number: AD321431
Condition: Faulted
Location: Zone 200
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

DURING CABIN EMERGENCY TEST, EPSU BATTERY FWD LEFT SHOWS, TRIED 4 TIMES, NO HELP, REPLACED BATTERY ON UNIT EPSU FWD LT ( FIN 10WL ). REMOVAL & INSTALL OF THE BATTERY OF EMERGENCY POWER SUPPLY UNIT (EPSU) IAW TASK 33-51-38, OPS TEST OF THE EMERGENCY LIGHTS IAW TASK 33-51-00-710-006-A. TEST OK.

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