# SDR I5EA2021011900006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 19, 2021
- Submitted: January 19, 2021
- Operation: Air carrier
- Aircraft: N309GT
- Make and model: Boeing 737-4Q8
- Registry model: [Boeing 737-4Q8](https://openairdocs.org/model/boeing-737-4q8) (OpenAirDocs)
- Aircraft serial: 26338
- Aircraft time: 58,901 hours, 37,268 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 20131A
- Part serial: 496981
- 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/I5EA2021011900006

## Discrepancy

R1 EMERGENCY LIGHT INOPERABLE.  REMOVED AND REPLACED BATTERY PACK M1674.  OPERATIONS CHECK GOOD, IAW B737-400 AMM 33-51-02.

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