# SDR 2007UALA05287

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 26, 2007
- Submitted: December 26, 2007
- Operation: Air carrier
- Aircraft: N551UA
- Make and model: Boeing 757222
- Aircraft serial: 25399
- Aircraft time: 61,238 hours, 17,707 cycles
- Engine: Pwa PW2037
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Controller
- Part number: 6240663
- Condition: Failed
- Location: Windshield Heat
- Stage of operation: CL
- How discovered: V
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2007UALA05287

## Discrepancy

RETURNED TO FIELD DUE TO A CRACKED WINDSHIELD.   FOUND HEAT CONTROLLER FAILED CAUSING OVERHEATING OF WINDSHIELD, CRACKING.  REPLACED WINDOW HEAT CONTROLLER AND FO'S WINDSHIELD.

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