# SDR ASAA2018031823936

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 18, 2018
- Submitted: March 19, 2018
- Operation: Air carrier
- Aircraft: [N462AS](https://openairdocs.org/aircraft/N462AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36362
- Aircraft time: 15,283 hours, 5,104 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Control Unit
- Part number: 8300005604
- Part serial: 21769E
- Condition: False Indication
- Location: Window Heat
- Part time: 15,272 hours, 5,101 cycles
- Stage of operation: TO
- 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/ASAA2018031823936

## Discrepancy

RIGHT FWD WINDOW,  OVERHEAT LIGHT ILLUMINATED DURING TAKEOFF + 2:45.  FOLLOWED QRH.  LIGHT REMAINED ON.  TURNED WINDOW HEAT SWITCH OFF.  ACFT GROUNDED.  REMOVED & REPLACED THE RIGHT FWD WHCU IAW AMM 30-41-11. OPS TESTED NORMAL AND FIM 30-41 / 801, BITE TESTED OK.  GROUND VERIFICATION NORMAL.

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