# SDR DALA2026071104075

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 10, 2026
- Submitted: July 12, 2026
- Operation: Air carrier
- Aircraft: [N589NW](https://openairdocs.org/aircraft/N589NW), registered now
- Make and model: Boeing 757351
- Aircraft serial: 32989
- Aircraft time: 78,523 hours, 25,921 cycles
- System (JASC): [3397 · Light System Wiring](https://openairdocs.org/jasc/3397)
- Part: Wire
- Condition: Miswired
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026071104075

## Discrepancy

DURING SERVICE CHECK FOUND FWD GALLEY OVERHEAD CENTER EMERGENCY LIGHT L26 AND FLOOD LIGHT M11430 INOP.   FOUND FWD LT OVERHEAD LIGHT L891 P/N 0105938-001 WIRE TERMINAL ON INCORRECT SCREW TO LIGHT HOUSING, CAUSING POWER SUPPLY FUSE TO TRIP. RESECURED TERMINAL AND REPLACED FUSE REF B757 WDM 33-51-12. OPS TEST GOOD EMERGENCY LIGHTS NOW WORKING. INSTALLED NEW POWER SUPPLY. (LP 6787976 - AIRCRAFT WAS GROUNDED)

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