# SDR I5EA2021011200004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 12, 2021
- Submitted: January 12, 2021
- Operation: Air carrier
- Aircraft: [N804TJ](https://openairdocs.org/aircraft/N804TJ), registered now
- Make and model: Boeing 737401
- Aircraft serial: 23988
- Aircraft time: 70,790 hours, 46,948 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 20131A
- Part serial: 18317
- 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/I5EA2021011200004

## Discrepancy

EMERGENCY LIGHT INOPERABLE AT L1065.  REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK AT M1136 STA 753L AND TEST, IAW B737-400 AMM 33-51-51.  OPERATIONS CHECK GOOD.

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