SDR AALA2020071879017

Service difficulty report · Battery Pack · Airbus A321231

Difficulty date: July 16, 2020
Submitted: July 18, 2020
Operation: Air carrier
Aircraft: N151AN
Make and model: Airbus A321231
Aircraft serial: 6840
Aircraft time: 14,712 hours, 5,668 cycles
System (JASC): 3350 · Emergency Lighting
Part: Battery Pack
Part number: 321431
Condition: Discharged
Location: Emergency Lights
Stage of operation: IN
How discovered: 9
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 NOT GROUNDED - EMERGENCY LIGHTS INOP, EPSU (EMERGENCY POWER SUPPLY UNIT) BATTERY PACKS DISCHARGED. REMOVED AND REPLACED EPSU BATTERY PACK, 10WL (AALA202007179014) AND 13WL (AALA202007179017) PER AMM 33-51-38, EPSU TEST CHECKS GOOD.

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