CESSNA T310 — Service Bulletins

This document is a Schedule of Airworthiness Directives issued by the Civil Aviation Safety Authority of Australia, specifically addressing the KT 76A ATC Transponder. It outlines the applicability of the directive to various aircraft models, including the Cessna 310. The directive mandates the replacement of specific resistor network modules in the KT 76A transponders to prevent misleading altitude information from being transmitted to air traffic control. Compliance with this directive is required prior to installation in an aircraft, but no later than September 10, 1999. The document serves as a critical safety measure to ensure accurate altitude reporting from affected aircraft, thereby enhancing overall aviation safety.

• The directive applies to Cessna 310 and other aircraft models using KT 76A transponders.
• Transponders affected are part numbers 066-1062-00, -10, and -02 with serial numbers 93,000 to 109,999.
• Replacement of resistor network modules RM401 and RM402 is required.
• Compliance deadline is September 10, 1999.
• The directive addresses safety concerns regarding misleading altitude information from transponders.