# SDR USAA2012010300037

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 30, 2011
- Submitted: January 3, 2012
- Operation: Air carrier
- Aircraft: [N438US](https://openairdocs.org/aircraft/N438US), registered now
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24560
- Aircraft time: 58,016 hours, 38,666 cycles
- System (JASC): [3097 · Ice/Rain Protection System Wiring](https://openairdocs.org/jasc/3097)
- Part: Wire
- Condition: Broken
- Location: Cockpit
- Stage of operation: NR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2012010300037

## Discrepancy

CREW REPORTED THE RIGHT SIDE WINDOW HEAT ARCING AT CONNECTION BY TIE WRAP, WITH SMOKE.  MAINTENANCE REPAIRED BROKEN WIRING TO CONNECTOR PER WDM 30-41-11, PAGE 5A, SHEET 1.  WINDOW HEAT OPERATES NORMALLY.  OK FOR SERVICE.

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