This service repair manual covers Yamaha AR240HO, SX240HO, and 242 Limited jet boats manufactured between 2010 and 2012. These personal watercraft are designed for recreational boating, offering a robust marine jet drive system powered by unleaded gasoline. With a length of approximately 24 feet and seating for 8-10 passengers, these models are engineered for reliable performance in both freshwater and saltwater environments.

This manual provides comprehensive guidance for the maintenance and repair of your Yamaha jet boat. It details essential procedures, technical specifications, and troubleshooting steps necessary to keep your vessel in optimal condition. Owners, mechanics, and technicians will find valuable information on recommended service intervals, fluid types, capacities, and operational guidelines, ensuring the longevity and performance of the marine jet drive engines.