# SDR CALA2015010900021

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 4, 2015
- Submitted: January 9, 2015
- Operation: Air carrier
- Aircraft: [N23707](https://openairdocs.org/aircraft/N23707), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28768
- Aircraft time: 54,313 hours, 18,587 cycles
- System (JASC): [3300 · Lighting System](https://openairdocs.org/jasc/3300)
- Part: Fuse
- Part number: M1670
- Condition: Failed
- Location: Cabin
- Stage of operation: UK
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2015010900021

## Discrepancy

RIGHT SIDE OVERWING ESCAPE GND ILLUMINATION LIGHT INOPERATIVE.  REPLACED EMER EXIT LIGHT BATTERY PACK M1670 FUSE & OPERATIONS CHECKS GOOD IAW AMM 33-51-06-960-804.

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