# SDR ASAA2020010231721

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 29, 2019
- Submitted: January 8, 2020
- Operation: Air carrier
- Aircraft: [N566AS](https://openairdocs.org/aircraft/N566AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35182
- Aircraft time: 49,577 hours, 14,774 cycles
- System (JASC): [3097 · Ice/Rain Protection System Wiring](https://openairdocs.org/jasc/3097)
- Part: Wire
- Condition: Out Of Position
- Location: Window Heat
- Stage of operation: CR
- How discovered: 9
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2020010231721

## Discrepancy

RIGHT SIDE WINDOW HEAT OVERHEAT ILLUMINATED IN FLIGHT PER QRH PROCEDURES SELECTED OFF FOR 5 MINUTES, THEN ON. LIGHT DID NOT RE-ILLUMINATE. GROUNDED - YES. SWITCHED WIRE FROM PRIMARY SENSOR TERMINAL TO SPARE TERMINAL FOR R2 WINDOW IAW FIM 30-41 TASK 811. BITE CHK PASS. PERFORMED WINDOW HEAT SYSTEM OPERATIONAL TEST IAW AMM 30-41-00. OPS CHK NORMAL.

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