# SDR UALA2013021800904

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 16, 2013
- Submitted: February 19, 2013
- Operation: Air carrier
- Aircraft: N528UA
- Make and model: Boeing 757222
- Aircraft serial: 25018
- Aircraft time: 72,020 hours, 26,680 cycles
- Engine: Pwa PW2037
- System (JASC): [3397 · Light System Wiring](https://openairdocs.org/jasc/3397)
- Part: Wire
- Condition: Shorted
- Location: Cockpit
- Stage of operation: NR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2013021800904

## Discrepancy

STRONG BURNING ODOR IN COCKPIT AND FIRST CLASS.  FOUND LEFT RUNWAY TURNOFF SW SHORTED AND WIRE TERMINAL BURNED OFF.  WIRE SPLICED AT PIN 3 OF S1 P5 PANEL LIGHTING CONTROL, WIRE LOCATED BETWEEN CONNECTOR D3 501 TO SWITCH S1.  REPLACED LEFT RUNWAY TURN OFF SW ON P5 LIGHTING PANEL.  WIRE SPLICED AT PIN 3 OF S1 P5 PANEL LIGHTING CONTROL, WIRE LOCATED BETWEEN CONNECTOR D3 501 TO SWITCH S1 PER WD 33-42-21 PAGE 1.

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