Piper PA-42 Cheyenne III — Flight Manual

This document serves as an Airplane Flight Manual Supplement for the Piper PA-42 Cheyenne III and Piper PA-42-720 Cheyenne IIIA. It provides essential information regarding the installation and operation of the MT-Propeller MTV-16-1-E-C-F-R(P) propeller system. The manual includes specifications, installation instructions, and continued airworthiness guidelines, ensuring pilots and maintenance personnel have the necessary data for safe and efficient operation of the aircraft with the new propeller system. It is crucial for understanding the performance enhancements and operational characteristics associated with the upgraded propeller system.

• The document is an Airplane Flight Manual Supplement for the Piper PA-42 Cheyenne III and PA-42-720 Cheyenne IIIA.
• The propeller system includes two 4-blade constant speed propellers with a maximum diameter of 90.6 inches.
• Each propeller weighs 113 lbs, contributing to a lighter overall aircraft configuration.
• Cruise performance improves by approximately 4 to 5 knots at 1800 RPM with the new propeller system.
• The propeller system offers enhanced take-off distance and climb performance.