Piper PA-42 Cheyenne III — Pilot's Operating Handbook

This document provides detailed specifications and information regarding the propeller system for the Piper PA-42 Cheyenne III and its variants. It outlines the advantages of the new propeller system, including improved performance metrics such as enhanced take-off distance, climb performance, and reduced noise levels. The document also includes a list of components included in the STC kit, as well as specific propeller specifications. It is intended for pilots and maintenance personnel who require detailed knowledge of the propeller system and its installation for safe and efficient operation of the aircraft.

• Enhanced take-off distance and climb performance for the Piper PA-42 Cheyenne III.
• Cruise speed increase of approximately 4 to 5 knots at 1800 RPM.
• Propeller weight is approximately 60 lbs less than original propellers.
• Noise levels are below 80 dB(A) according to ICAO standards.
• Each propeller has a maximum diameter of 90.6 inches.