# SDR WX0A071304

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 9, 2012
- Submitted: September 12, 2012
- Operation: Air carrier
- Aircraft: N886GA
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49931
- System (JASC): [3340 · Exterior Lighting](https://openairdocs.org/jasc/3340)
- Part: Switch
- Part number: 8906K1269
- Condition: Damaged
- Location: Cockpit
- Stage of operation: DE
- How discovered: O
- Nature of condition: B
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0A071304

## Discrepancy

PILOT; ON DESCENT WITH WING LANDING LIGHTS AND NOSE LIGHT ON, ELECTRICAL FIRE WAS SMELLED & SEVERAL SECONDS LATER SMOKE WAS SEEN COMING FROM PANEL LIGHTS.  LIGHTS WERE TURNED OFF AND NO MORE SMOKE SEEN.  MX; DURING INSPECTION FOUND ARCING BEHIND NOSE LIGHT SWITCH.  REMOVED LIGHT SWITCH (NOSE LIGHT) AND FOUND LOOSE TERMINAL AND POSSIBLE GROUNDING PROBLEM ON NOSE LIGHT SWITCH, REMOVED AND REPLACED SWITCH S1-9 (NOSE GEAR LANDING AND TAXI LIGHT P/N 8906K1269) IAW SWPM 20-20-03 OP'S CHECK NORMAL REF W/O 00177903 ITEM 6 FOR SDR.

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