# SDR ASAA2017021519834

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 15, 2017
- Submitted: February 17, 2017
- Operation: Air carrier
- Aircraft: [N464AS](https://openairdocs.org/aircraft/N464AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 40714
- Aircraft time: 11,129 hours, 3,615 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Sensor
- Condition: Inoperative
- Location: Window Heat
- Stage of operation: AP
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2017021519834

## Discrepancy

RIGHT FWD WINDOW HEAT CAUTION LIGHT ILLUMINATED ON APPROACH.  ACFT GROUNDED. NO HISTORY.  CONFIRMED RT FWD WINDOW HEAT SENSOR INOPERATIVE IAW FIM 30-41 TASK 812.  SENSOR SWITCH SELECTED TO OTHER POSITION

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