SDR AALA201904309011

Service difficulty report · Battery · Airbus A321231

Difficulty date: April 28, 2019
Submitted: April 30, 2019
Operation: Air carrier
Aircraft: N993AN
Make and model: Airbus A321231
Aircraft serial: 7188
Aircraft time: 8,106 hours, 3,041 cycles
System (JASC): 3350 · Emergency Lighting
Part: Battery
Part number: 321431
Part serial: 796472
Condition: Failed
Location: Emergency Lights
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: MAINTENANCE REPORTS DURING CIDS 1 SYSTEM TEST EPSU TEST, MSG BAT/EPSU (12WL) EXT R FAULTED, FAILED. REPLACED EPSU BATTERY 12WL OPS CHECK NORMAL. CIDS 1 SYSTEM TEST, EPSU TEST CHECKS GOOD, MSG CLEARED. IAW AMM 33-51-38.

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