# SDR ASAA202002032061

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 2, 2020
- Submitted: February 4, 2020
- Operation: Air carrier
- Aircraft: [N514AS](https://openairdocs.org/aircraft/N514AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35193
- Aircraft time: 43,297 hours, 12,904 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ASD71701100
- Condition: No Test
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA202002032061

## Discrepancy

EMERGENCY LIGHTS AT L2 DOOR FAILED BATTERY CAPACITANCE CHECK PER TASK CARD# 78233001. PACK FAILED AFTER DEEP CYCLE. GROUNDED - YES. REMOVED AND REPLACED L2 DOOR BATTERY PACK PER B737-800 AMM TASK 33-51-06-960-805, LIGHTS TEST GOOD.

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