PIPER PA-38 Tomahawk 112 — Weight And Balance

This document is a Service Information Letter issued by Rockwell International for the Cessna 112 model. It addresses compliance with FAA Airworthiness Directive 74-24-13, which pertains to specific altimeters installed on various aircraft, including the Cessna 112. The letter outlines the necessary actions for aircraft owners and operators to ensure compliance with the directive, including checks on altimeter part numbers and serial numbers, and instructions for replacement or modification if necessary. This document is intended for aircraft owners, operators, and maintenance personnel responsible for ensuring airworthiness and compliance with FAA regulations.

• Cessna 112 is affected by FAA Airworthiness Directive 74-24-13.
• Owners must check altimeter part numbers and serial numbers within 10 hours of service.
• If an altimeter is affected, it must be replaced or a placard must be installed.