This comprehensive Piper Cheyenne III PA-42-720 Aircraft Maintenance Manual provides detailed instructions and specifications for maintaining your aircraft. It covers serial numbers 42-8301001, 42-8301002, and 42-5501003 through 42-5501023, 42-5501025 through 42-5501027, 42-5501029 through 42-5501031, 42-5501033, and 42-5501039. The manual is current as of May 15, 2012, and includes 1417 indexed and bookmarked pages. This essential resource assists mechanics and technicians in performing routine maintenance, troubleshooting issues, and ensuring the safe and reliable operation of your Piper Cheyenne III.

The Piper Cheyenne III PA-42-720, a stalwart of the general aviation industry, is a twin-engine, pressurized turboprop aircraft renowned for its versatility and performance. Produced by Piper Aircraft, the Cheyenne III is a development of the earlier PA-42 Cheyenne model, incorporating various improvements and enhancements. The aircraft features a spacious cabin, accommodating up to eight passengers, and boasts a maximum take-off weight of 12,500 pounds. The Cheyenne III is powered by two Pratt & Whitney Canada PT6A-60 turboprop engines, each producing 720 shaft horsepower, granting it impressive speed and range capabilities. With a cruise speed of 290 knots and a maximum range of 1,800 nautical miles, the Cheyenne III is an efficient and capable aircraft suited for a diverse range of operations. The Cheyenne III's design incorporates a high wing configuration, providing excellent visibility for the pilot and passengers. The aircraft's robust construction, featuring a semi-monocoque fuselage and all-metal wings, ensures durability and reliability. The Cheyenne III is equipped with a comprehensive suite of avionics, including a glass cockpit with advanced navigation and communication systems. Its advanced autopilot system enhances flight safety and reduces pilot workload, particularly during long-haul flights. The aircraft's versatile nature makes it a popular choice for corporate transportation, air ambulance services, and even aerial surveillance missions. The Piper Cheyenne III PA-42-720 remains a highly sought-after aircraft, offering a blend of comfort, performance, and dependability, making it a valuable asset for both commercial and private operations.