# SDR QXEA2021122200563

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 21, 2021
- Submitted: December 22, 2021
- Operation: Air carrier
- Aircraft: N451QX
- Make and model: Bombdr DHC8402
- Aircraft serial: 4457
- Aircraft time: 17,190 hours, 18,705 cycles
- System (JASC): [3300 · Lighting System](https://openairdocs.org/jasc/3300)
- Part: Battery Pack
- Part number: 6138001
- Condition: Inoperative
- Location: Zone 200
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QXEA2021122200563

## Discrepancy

SECOND SECTION OF UPPER CABIN EMERGENCY LIGHTS FAIL OPS TEST. REMOVED AND REPLACED EMERGENCY LIGHT BATTERIES IN BATTERY BOX 2 REF Q400 AMM TASK 33-51-01-000-802 + 33-51-01-400-802 OPS TEST NORMAL.

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