# SDR 2021F00312

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 8, 2021
- Submitted: November 8, 2021
- Operation: General aviation
- Aircraft: [N7LR](https://openairdocs.org/aircraft/N7LR), registered now
- Make and model: Boeing 100BOEING
- Aircraft serial: 33523
- Aircraft time: 27,711 hours, 3,194 cycles
- System (JASC): [3500 · Oxygen System](https://openairdocs.org/jasc/3500)
- Part: None
- Condition: None
- Component: Battery Pack
- Component part number: ADD71701100
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2021F00312

## Discrepancy

BATTERY PACK AT DOOR 1R DOES NOT OPERATE CORRECTLY , REPLACED BATERY PACK IAW AMM 33-51-06

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