# SDR CALA2026050415932

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 1, 2026
- Submitted: May 4, 2026
- Operation: Air carrier
- Aircraft: [N2136U](https://openairdocs.org/aircraft/N2136U), registered now
- Make and model: Boeing 777-300ER
- Registry model: [Boeing 777-300ER](https://openairdocs.org/model/boeing-777-300er) (OpenAirDocs)
- Aircraft serial: 62648
- Aircraft time: 39,121 hours, 4,235 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Fuse
- Part number: B21506
- Condition: Blown
- Location: Slide Light
- 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/CALA2026050415932

## Discrepancy

DOOR 2L SLIDE LIGHT INOP. REF AMM 33-51-04-960-801 R&R LAMP NO HELP. REF SSM 33-51-13-106 & AMM 33-51-06-960-801, R&R FUSE AND OPS CHECKED GOOD. PARTS USED:  99-3351-3-0009,QTY :1

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