# SDR 97ZZZM673

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 29, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N249US
- Make and model: Boeing 737201
- Aircraft serial: 22756
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Heat Controller
- Part number: 8300005602
- Condition: Failed
- Location: Lt Cockpit
- Stage of operation: CL
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97ZZZM673

## Discrepancy

ORF - FL1926, FLIGHT WAS CLIMBING OUT OF PHL THROUGH FL290 WHEN THE CAPTAINS WINDSHIELD BEGAN TO CRACK.  CAPTAIN DECIDED TO DIVERT INTO ORF.  NO EMERGENCY WAS DECLARED AND THE FLIGHT LANDED WITHOUT FURTHER INCIDENT.  MAINTENANCE REMOVED AND REPLACED THE CAPTAINS WINDSHIELD HEAT CONTROLLER AND THE WINDSHIELD PER MM.  OPERATIONAL CHECK NORMAL.  REFERENCE USAASB97117.

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