# SDR CALA2026021313766

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 11, 2026
- Submitted: February 13, 2026
- Operation: Air carrier
- Aircraft: [N26226](https://openairdocs.org/aircraft/N26226), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28935
- Aircraft time: 81,224 hours, 30,296 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Condition: No Test
- Location: Zone 200
- 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/CALA2026021313766

## Discrepancy

OPS CHECK OF EMERGENCY LIGHTS,  DURING CHECK, FOUND RT AFT EMERGENCY OVERWING LIGHT OUT.  EXTERIOR OVERWING LIGHT INOPERATIVE. REPLACED THE LAMP IN RT AFT OVERWING EMERGENCY LIGHT TWO TIMES. NO HELP.  IAW AMM 33-51-04-960-801, R & R THE M1695 CHARGER & BATTERY IAW AMM 33-51-06-960-806. NO FIX. INSPECTED FUSES ON CHARGER M1671, FOUND FUSE BLOWN AT F2. REPLACED THE FUSE IAW AMM 33-51-06-960-804.  INSPECTED THE BULB SOCKET & ADJUSTED THE CONDUCTOR TAB AS REQUIRED. OPS CHECKED OK. OK FOR SERVICE.

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