# SDR ASAA2019092730846

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2019
- Submitted: September 30, 2019
- Operation: Air carrier
- Aircraft: [N435AS](https://openairdocs.org/aircraft/N435AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 43292
- Aircraft time: 23,548 hours, 7,616 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Circuit Breaker
- Condition: Tripped
- Location: Cockpit
- Stage of operation: CR
- 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/ASAA2019092730846

## Discrepancy

IN FLIGHT LEFT FORWARD WINDOW OVERHEAT LIGHT ACCOMPLISHED QRM PROCEDURE FOR WINDOW OVERHEAT, WINDOW OVERHEAT LIGHT ILLUMINATED AGAIN AFTER RESET ATTEMPT. GROUNDED - YES. FOUND CB OUT P6-11 (B9) WINDOW HEAT POWER LEFT FRONT OPENED RESET CB C/W OPS TEST OF WINDOW HEAT SYS REF B737-900 AMM TASK 30-41-00-710-801. WINDOW HEAT OPERATES NORMALLY.

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