# SDR CALA2026010612691

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 4, 2026
- Submitted: January 6, 2026
- Operation: Air carrier
- Aircraft: [N76533](https://openairdocs.org/aircraft/N76533), registered now
- Make and model: Boeing 737824
- Aircraft serial: 62748FAL
- Aircraft time: 30,052 hours, 11,140 cycles
- System (JASC): [3300 · Lighting System](https://openairdocs.org/jasc/3300)
- Part: Switch
- Condition: Faulted
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026010612691

## Discrepancy

LAV E EMERGENCY LIGHT STUCK ON UPON ARRIVAL TO AC FA REPORTS LAV E CALL LIGHT COULD NOT BE EXTINGUISHED. FOUND CALL SWITCH STICKING WHEN PRESSED. REPLACED LAV E CALL SWITCH. LIGHT AND SWITCH BOTH OPERATE NORMALLY AT THIS TIME. REF AMM 33-27-00-960-802

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