# SDR SIMA20201112002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 12, 2020
- Submitted: January 6, 2021
- Operation: Air carrier
- Aircraft: [N212NN](https://openairdocs.org/aircraft/N212NN), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000504
- Aircraft time: 13,548 hours, 8,686 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- 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/SIMA20201112002

## Discrepancy

ALL 4 EMERGENCY LIGHT POWER UNITS FAIL FUNCTIONAL CHECK WITH RUN TIME OF LESS THAN 15 MINUTES.  C/A COMPLETE: REMOVED AND REPLACED ALL 4 EMERGENCY LIGHT POWER SUPPLIES, REF EMB AMM 33-50-01.  OPERATIONAL CHECK BEING PERFORMED ON WP H7673 TASK CARD NUMBER 2735 TASK NR 7.

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