Cessna 340 — Service Bulletins

This document is an airworthiness directive issued by the Civil Aviation Safety Authority of Australia, specifically addressing the Cessna 340 series aeroplanes. It outlines the requirements for inspecting the rudder balance weight attachment rib for potential cracks, particularly for aircraft that do not have the improved part installed. The directive applies to Cessna model 340 and 340A aircraft within specified serial number ranges. The document emphasizes the importance of routine inspections to ensure safety and compliance with aviation regulations.

• Inspect rudder balance weight rib part number 0831311-1 for cracks.
• Applicable to Cessna 340 (serial 340-0001 to 340-0555) and 340A (serial 340A0001 to 340A1521).
• Initial inspection due before next maintenance release after 9 October 1997.
• Subsequent inspections must occur at intervals not exceeding 120 hours of service.
• Improved parts do not require specific inspections but should be checked routinely.