# SDR ASAA2022070538931

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 5, 2022
- Submitted: July 6, 2022
- Operation: Air carrier
- Aircraft: [N435AS](https://openairdocs.org/aircraft/N435AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 43292
- Aircraft time: 32,500 hours, 10,303 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71701100
- Condition: Inoperative
- Location: Main Passenger C
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022070538931

## Discrepancy

WHILE ACCOMPLISHING ASA T/C N8005004, FOUND EMERGENCY EXIT LIGHTS INOP L/H ROW 7 AND 11. GROUNDED - YES. REMOVED AND REPLACED BATTERY PACK OF M2335 REF B737-900 AMM 33-51-06-960-805. 4 C/B'S OPENED, TAGGED, AND RESET. EMERGENCY EXIT LIGHT OPS L/H ROW 7 AND 11 PASS.

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