# SDR ASAA2020101033327

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 10, 2020
- Submitted: October 20, 2020
- Operation: Air carrier
- Aircraft: [N537AS](https://openairdocs.org/aircraft/N537AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35204
- Aircraft time: 33,059 hours, 9,637 cycles
- System (JASC): [3097 · Ice/Rain Protection System Wiring](https://openairdocs.org/jasc/3097)
- Part: Connector
- Condition: Unsecure
- Location: Window Heat
- Stage of operation: DE
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2020101033327

## Discrepancy

LEFT SIDE WINDOW OVERHEAT LIGHT ILLUMINATED ON DOWNWIND INFLIGHT INTO SEATTLE.  GROUNDED-YES.  FOUND LEFT SIDE WINDOW POWER CORD AT SIDEWALL NOT FULLY LOCKED, SECURED CONNECTOR.  ACCOMPLISHED WINDOW HEAT CONTROL UNIT BITE, REF B737-800 FIM 30-41 TASK 801.  BITE VERIFY PASSES.  FAULT HISTORY HAD "WINDOW POWER" FAULTS.  RESET LEFT SIDE WHCU AND ERASED FAULTS.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.