# SDR ASAA2019082753508

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 25, 2019
- Submitted: August 27, 2019
- Operation: Air carrier
- Aircraft: [N537AS](https://openairdocs.org/aircraft/N537AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35204
- Aircraft time: 29,859 hours, 8,647 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Warning Message
- Condition: False Activation
- Location: Window Heat
- Stage of operation: NR
- 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/ASAA2019082753508

## Discrepancy

RH WINDOW OVERHEAT LIGHT ILLUMINATED. GROUNDED - YES. PERFORMED BITE OF R/H SIDE WHCU PER B737-800 FIM 30-41 TASK 801. FOUND NO CURRENT FAULTS. PERFORMED FAULT HISTORY AND FOUND BUS POWER FAULT. PERFORMED FIM 30-41 TASK 806 AND FOUND NO FAULTS. PERFORMED GOOD OPS TEST OF R/H SIDE WINDOW HEAT PER B737-800 AMM 30-41-00-710-801.

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