# SDR CWQR2011111027

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 10, 2011
- Submitted: November 15, 2011
- Operation: General aviation
- Aircraft: [N921QS](https://openairdocs.org/aircraft/N921QS), registered now
- Make and model: Cessna 750
- Registry model: [Cessna 750](https://openairdocs.org/model/cessna-750) (OpenAirDocs)
- Aircraft serial: 7500241
- Aircraft time: 5,907 hours
- System (JASC): [3010 · Airfoil Anti/De-ice System](https://openairdocs.org/jasc/3010)
- Part: Tube
- Part number: 671440237
- Condition: Cracked
- Location: Anti Ice System
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CWQR2011111027

## Discrepancy

CREW REPORTED A LT WING HOT CAS MESSAGE.  AFTER REMOVING THE L/E, FOUND LOOSE INSULATION AND TAPE. REMOVED INSULATION AND FOUND 1.59541675 INCH CRACK IN THE TUBE BEND RADIUS.  INSTALLED NEW TUBE ASSY.

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