This comprehensive Yamaha G11 to G20 ULTIMA service repair manual provides detailed information and instructions for maintaining and repairing your Yamaha golf cart. The manual covers a wide range of topics, including general service information, periodic inspection and adjustment, chassis, power train, engine overhaul, carburetion, electrical systems, troubleshooting, and specifications.

The "General Service Information" section provides essential information about the golf cart, including frame serial number and special tools required for repair. The "Periodic Inspection and Adjustment" section outlines regular maintenance tasks and includes a maintenance chart for easy reference. The manual also details inspection and adjustment procedures for various components, including the engine, air filter, carburetor, accelerator stop switch, accelerator pedal, starter belt, primary sheave, and transmission.

The "Chassis" chapter covers the chassis-related components and their maintenance, while the "Power Train" chapter focuses on the power train system, including the primary sheave, secondary sheave, transmission, and differential. The "Engine Overhaul" chapter provides a step-by-step guide for disassembling, inspecting, repairing, and reassembling the engine.

The manual also features chapters dedicated to carburetion, electrical systems, and troubleshooting. The "Carburetion" chapter covers the removal, disassembly, inspection, assembly, and installation of the carburetor. The "Electrical" chapter includes wiring diagrams, descriptions of electrical components, and troubleshooting tips for the ignition system. Finally, the "Troubleshooting" chapter provides a comprehensive guide to identifying and resolving common issues.

The "Specifications" chapter contains detailed specifications for the golf cart, including general specifications, maintenance specifications, engine specifications, transmission specifications, electrical specifications, and tightening torque values. The manual also provides cable and wire routing diagrams and a wiring diagram for easier navigation and understanding.

The Yamaha G11 to G20 ULTIMA series of golf carts are renowned for their reliability, durability, and performance, making them a popular choice for golf courses, resorts, and private owners. These electric carts are known for their smooth ride, quiet operation, and user-friendly features. The range includes various models, each tailored to specific needs, such as the G11 and G14 designed for standard golf course use, while the G16, G19, and G20 offer extended range and additional features for demanding applications. Common features across the range include a robust steel frame, comfortable seating, and a spacious cargo bed. The carts are powered by a high-performance electric motor coupled with a lead-acid battery bank, offering a combination of efficiency and power.

Yamaha has incorporated advanced technology into the ULTIMA series, including a powerful electronic controller and a regenerative braking system. The controller optimizes power delivery and efficiency, while the regenerative braking system converts kinetic energy into electricity, extending battery life and reducing energy consumption. The carts are designed with easy-to-use controls, including a simple steering wheel, intuitive throttle, and convenient parking brake. The ULTIMA series also prioritizes safety, featuring a comprehensive lighting system, reflective components, and a robust safety cage. With its blend of performance, reliability, and comfort, the Yamaha G11 to G20 ULTIMA series of golf carts provides a reliable and enjoyable transportation solution for various applications.