# SDR ASAA2021082635791

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 26, 2021
- Submitted: August 30, 2021
- Operation: Air carrier
- Aircraft: [N477AS](https://openairdocs.org/aircraft/N477AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 40716
- Aircraft time: 22,182 hours, 6,945 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Warning Light
- Condition: False Activation
- Location: Window Heat
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2021082635791

## Discrepancy

LEFT SIDE WINDOW OVERHEAT LIGHT CAME ON. FOLLOWED CHECKLIST, LIGHT EXTINGUISHED. GROUNDED - YES. ACCOMP. WINDOW HEAT SYSTEM OPS TEST, TEST PASS REF. B737-900 M/M 30-41-00-710-801.

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