SDR WX0A2026030432747

Service difficulty report · Epsu · Airbus A320214

Difficulty date: March 3, 2026
Submitted: March 4, 2026
Operation: Air carrier
Aircraft: N290NV
Make and model: Airbus A320214
Aircraft serial: 2191
Aircraft time: 57,093 hours, 35,286 cycles
System (JASC): 3350 · Emergency Lighting
Part: Epsu
Part number: 321431
Part serial: 935086
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

(AIRCRAFT NOT GROUNDED) EPSU 10WL, 12WL, 13WL BATTERY FAULT. REMOVED AND REPLACED 10WL, 12WL AND 13WL IAW AMM 33-51-38-000-002-A - 400-002-A. PERFORMED OPS TEST OF EPSU THRU BITE CHECK, OPS CHECK GOOD. PERFORMED INTERFACE AND POWER-UP TEST OF THE CIDS, OPS CHECK GOOD.

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