# SDR CA050706011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 10, 2005
- Submitted: August 3, 2005
- Operation: General aviation
- Make and model: Bell 212
- Registry model: [Bell 212](https://openairdocs.org/model/bell-212) (OpenAirDocs)
- Aircraft time: 6,294 hours
- Engine: Pwa PT6T3B
- System (JASC): [6210 · Main Rotor Blades](https://openairdocs.org/jasc/6210)
- Part: Blade
- Part number: 212015501115
- Part serial: A3257
- Condition: Debonded
- Location: Main Rotor
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA050706011

## Discrepancy

BOTTOM SKIN OF BLADE DEBONDED FROM TIP ALONG STAINLESS LEADING EDGE FOR 28 INCHES AND APPROX 3 INCHES PEELED BACK, CAUSING SEVERE VERTICAL VIBRATION.  PILOT DECLARED A MAYDAY AND CARRIED OUT PRE-CAUTIONARY LANDING.  BLADE WAS REMOVED AND SENT TO CTI AS IT WAS REPAIRED AT CTI ONLY 3 HOUR BEFORE THE FAILURE, BLADE WAS INSPECTED BY TSB.

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