# SDR ASAA2017031420177

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 14, 2017
- Submitted: March 16, 2017
- Operation: Air carrier
- Aircraft: [N433AS](https://openairdocs.org/aircraft/N433AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41704
- Aircraft time: 13,617 hours, 4,426 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Warning System
- Condition: False Activation
- Location: Cockpit
- 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/ASAA2017031420177

## Discrepancy

RIGHT SIDE WINDOW OVERHEAT LIGHT ILLUMINATED. THE LIGHT ILLUMINATED AGAIN AFTER COOL-DOWN PER THE QRH. GROUNDED - YES. MEASURED SENSOR RESISTANCE - 333 OHMS. APPLIED DC340. ACCOMPLISHED WINDOW HEAT CONTROL UNIT SYSTEM TEST. ALL TESTS PASSED, REF AMM 30-41-21-760-801, 30-41-11-710-801.

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