The GN-220 is a robust generator designed for reliable power supply. It features a single-cylinder, 4-stroke, OHV engine with a displacement of 220cc, running on gasoline. Engineered for durability and performance, this generator is built to meet various power needs, whether for backup power or on-site applications. Its efficient operation and dependable construction make it a valuable asset for any situation requiring consistent electrical output. This Service Repair Manual in English provides comprehensive guidance for the maintenance and repair of the GN-220 generator. It covers essential procedures such as oil changes, air filter cleaning, spark plug gap settings, and valve adjustments, along with recommendations for fuel system care and carburetor maintenance. Detailed technical specifications, including electrical output of 120V AC at 60 Hz, are also included to assist owners and technicians in keeping the generator in optimal working condition and ensuring its longevity.