# SDR SWAA2021102832155

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 20, 2021
- Submitted: October 28, 2021
- Operation: Air carrier
- Aircraft: [N783SW](https://openairdocs.org/aircraft/N783SW), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29809
- Aircraft time: 68,060 hours, 40,258 cycles
- System (JASC): [3500 · Oxygen System](https://openairdocs.org/jasc/3500)
- Part: Bulb
- Condition: Inoperative
- Location: Cabin
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2021102832155

## Discrepancy

L-1 DOOR UPPER EMERGENCY LIGHT WITH 2EA BULBS INOP ; / [01] RECITED BULBS (2EA) AT L-1 DOOR UPPER EMERGENCY LIGHT AS PER REF B737 AMM 33-51-01-960-801 PERFORMED OPERATIONAL TEST FOUND NORMAL; [02] VERIFIED STEP 1

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