# SDR CALA2017102003724

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 20, 2017
- Submitted: October 20, 2017
- Operation: Air carrier
- Aircraft: [N39728](https://openairdocs.org/aircraft/N39728), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28944
- Aircraft time: 60,355 hours, 20,911 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Condition: Discharged
- Location: Cabin
- 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/CALA2017102003724

## Discrepancy

LEFT OVERWING HATCH EMERGENCY EXIT HATCH EXIT SIGNS ALL THREE INOP FOUND DURING NR 2 SERVICE CHECK. INOP SIGNS ARE LOCATED AROUND HATCH INSIDE CABIN. REPLACED BATTERY OP CKS OK AMM33-00-00.

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