# SDR ASAA2026071367323

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 13, 2026
- Submitted: July 14, 2026
- Operation: Air carrier
- Aircraft: [N285AK](https://openairdocs.org/aircraft/N285AK), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 60577
- Aircraft time: 29,627 hours, 9,445 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71701100
- Condition: Inoperative
- Location: Zone 200
- Stage of operation: IN
- How discovered: C
- Nature of condition: G
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2026071367323

## Discrepancy

PER CUSTOMER REQUEST: , RECHARGE EMERGENCY LIGHTS & PERFORM OP'S CHECK, RECHARGEED EMERGENCY LIGHTS: PERFORMED OP'S CHECK. EMERGENCY LIGHTS PACKAGE STAYED OPEN FOR EMERGENY RH OVER-WING EXIT, R2 DOOR , ROW 7 LH AND RH SIDE SRXR430X. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHTS PACKAGE AT EMERGENCY RH OVER-WING EXIT, R1 DOOR , ROW 7 LH AND RH SIDE, AND PERFORMED OPS CHECK, TESTED GOOD IAW B737 AMM 33-51-06-960-803. S/N 497554, 467616, 468308, 497406

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