# SDR ASAA2014111109643

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 11, 2014
- Submitted: November 13, 2014
- Operation: Air carrier
- Aircraft: [N568AS](https://openairdocs.org/aircraft/N568AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35183
- Aircraft time: 29,830 hours, 9,271 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Sensor
- Part number: 1019755
- Condition: Failed
- Location: Window Heat
- Stage of operation: CR
- 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/ASAA2014111109643

## Discrepancy

RIGHT SIDE COCKPIT WINDOW OVERHEATED.  AFTER SWITCH CYCLED, LIGHT REMAINED ON. WINDOW HOT TO TOUCH - TWICE AS HOT AS LT SIDE WINDOW.  THIS OCCURRED IN CRUISE FLT WITH OAT OF -59C.  ACFT GROUNDED. NO HISTORY-COULD NOT DUPLICATE PROBLEM. R2 WINDOW RESISTANCE IS 61.2 AND TAPPED CORRECTLY. CONTROLLER LOGGED 2 SENSOR FAULTS. FOUND 2 BAD CRIMPS ON WINDOW SENSOR. RE-TERMINATED WIRING AT R2 SENSOR AND SWAPPED TO SPARE SENSOR. R2 WINDOW HEAT OPS NORMAL REF 30-41-00, 20-30-11 WDM.

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