# SDR ASAA2021101036247

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 10, 2021
- Submitted: October 12, 2021
- Operation: Air carrier
- Aircraft: [N477AS](https://openairdocs.org/aircraft/N477AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 40716
- Aircraft time: 22,678 hours, 7,095 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Window
- Part number: 56100025
- Part serial: 14009H1014
- Condition: None
- Location: Flight Compartme
- Part time: 17,458 hours, 6,112 cycles
- Stage of operation: NR
- How discovered: V
- Nature of condition: M
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2021101036247

## Discrepancy

LEFT SIDE OVERHEAT LIGHT ILLUMINATED. FOLLOWED QRH PROCEDURE. AFTER 5 MINUTES IT WAS STILL ILLUMINATED. TURNED OFF AND CONTINUED FLIGHT. GROUNDED - YES. REMOVED AND REPLACED LH NO. 2 OPENABLE WINDOW PER AMM 56-12-11. OVERHEAT LIGHT NOT ILLUMINATED. OPS CHECK GOOD.

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