Robinson R22 Beta II — Service Bulletins

This document is an Airworthiness Directive Schedule for the Robinson R22 series helicopters, including the R22 Beta II. It outlines mandatory inspections, modifications, and compliance requirements to ensure the safety and airworthiness of these helicopters. The directives are issued by the Civil Aviation Authority of New Zealand and are applicable to various models within the R22 series, detailing specific actions required based on serial numbers and components. The document serves as a critical reference for maintenance personnel and pilots to adhere to regulatory requirements and maintain operational safety.

• Daily inspection of main rotor blades is mandatory.
• Airframe structure inspections must be conducted within 100 hours TIS.
• Main gear box coupling inspections are required every 10 hours TIS for certain serial numbers.
• Safety harness latch rework must be completed within 10 hours TIS.
• Specific main rotor blades must be retired after reaching 1000 hours TTIS.