# SDR ASAA2022080739393

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 7, 2022
- Submitted: August 8, 2022
- Operation: Air carrier
- Aircraft: [N517AS](https://openairdocs.org/aircraft/N517AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35197
- Aircraft time: 49,338 hours, 14,375 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Sensor
- Part number: UNKNOWN
- Condition: Faulted
- Location: Unknown
- Stage of operation: TX
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022080739393

## Discrepancy

R1 WINDOW OVERHEAT LIGHT ILLUMINATED ON PREFLIGHT. QRH CHECKLIST COMPLETED AND LIGHT REMAINS ILLUMINATED. GROUNDED - YES. REFERENCE B737-800 FIM 30-41-TASK 801 PERFORMED WHCU BITE FOUND RH FWD SENSOR FAULT REFERENCE FIM 30-41 TASK 812 SWAPPED FWD WINDOW HEAT SENSOR BITE CHECK PASSED NO FAULTS OVERHEAT LIGHT NOT ILLUMINATED.

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