Cessna Citation CJ1 manuals

This document is an Advisory Circular (AC) issued by the FAA, providing guidance on the airworthiness and operational approval of Cockpit Voice Recorder (CVR) systems. It outlines the acceptable means for compliance with various regulations under Title 14 of the Code of Federal Regulations (CFR) for the installation of CVR systems in aircraft. The AC is aimed at aircraft manufacturers, CVR system manufacturers, aircraft operators, maintenance organizations, and Supplemental Type Certificate (STC) applicants. It emphasizes the importance of CVR systems in enhancing safety and facilitating accident investigations, while also encouraging innovation in CVR technology. The document is not mandatory but serves as a reference for best practices and compliance requirements.

• CVR systems must comply with 14 CFR parts 23, 25, 27, 29, 91, 121, 125, 129, and 135.
• Operators must retain recorded communications for at least 60 days or longer if requested by authorities.
• The CVR must operate continuously from preflight checklist to postflight checklist as per regulations.
• Installation of CVR systems must consider weight and balance, electrical load analysis, and circuit protection devices.
• Independent power sources for CVR systems must provide at least 10±1 minutes of power.