The Kohler Command PRO Model CH980 38HP Engine Service Repair Manual is an essential resource for anyone looking to repair or maintain their Kohler Command PRO engine. This comprehensive guide contains detailed information on all aspects of the engine, making it an invaluable tool for both professional mechanics and DIY enthusiasts. The manual features a wealth of information, including: * **General Information:** Provides an overview of the engine, its components, and its operation. * **Specifications:** Includes vital technical data such as engine dimensions, performance specifications, and fluid capacities. * **Maintenance:** Covers routine maintenance procedures, such as oil changes, filter replacements, and spark plug adjustments. * **Engine Removal and Installation:** Explains the step-by-step process of removing and installing the engine. * **Engine Fuel System:** Details the operation of the fuel system, covering components like the fuel tank, lines, and carburetor. * **Engine Lubrication and Cooling:** Provides information on engine lubrication, including oil selection and change intervals, as well as the cooling system and its components. * **Engine Combustion System:** Explains the combustion process and details components such as the pistons, connecting rods, and crankshaft. * **Lubrication System:** Covers the lubrication system, including oil pumps, oil filters, and oil lines. * **Cylinder Head/Valves:** In-depth information on the cylinder head, valves, valve timing, and valve adjustments. * **Alternator/Starter Clutch:** Comprehensive guide on the alternator, starter, and clutch systems. * **Crankcase/Piston/Cylinder:** Detailed explanation of the crankcase, pistons, and cylinders. * **Crankshaft/Transmission/Balancer:** Covers the crankshaft, transmission, and balancer systems. * **Transmission System:** Provides information on the transmission system, including the gearbox, clutch, and differential. * **Front Wheel and Steering System:** Explains the operation and maintenance of the front wheels and steering system. * **Rear Wheel System:** Covers the rear wheels, axle, and brakes. * **Fenders and Exhaust Pipe:** Information on the fenders, exhaust pipe, and muffler. * **Periodic Checks & Adjustments:** Outlines routine checks and adjustments to ensure optimal engine performance. * **Chassis:** Explains the chassis structure, including the frame, suspension, and steering systems. * **Cooling System:** Details the cooling system, including the radiator, water pump, and thermostat. * **Fuel Injection System:** Provides information on fuel injection systems, including the injectors, fuel pump, and control module. * **Braking System:** Covers the braking system, including the brake calipers, master cylinder, and brake lines. * **Suspension:** Explains the suspension system, including the springs, shock absorbers, and stabilizer bars. * **Electrical System:** Discusses the electrical system, including the battery, alternator, starter, and wiring. * **Body & Fixtures:** Provides information on the body panels, fixtures, and accessories. * **Frame/Body Panels/Exhaust System:** Covers the frame, body panels, and exhaust system. * **Wheels/Tires/Brakes:** Details the wheels, tires, and brake system. * **Battery/Charging System:** Explains the battery, charging system, and associated components. * **Ignition System:** Covers the ignition system, including the spark plugs, ignition coil, and distributor. * **Electric Starter:** Provides information on the electric starter motor and its operation. * **Lights/Meters/Switches:** Details the lighting system, instrument panel, and switches. * **Wiring Diagrams:** Includes comprehensive wiring diagrams to aid in troubleshooting and repairs. * **Technical Information & Specifications:** Provides detailed technical information and specifications. * **Troubleshooting:** Includes detailed troubleshooting guides to help diagnose and resolve engine problems. This manual serves as a comprehensive resource for all your Kohler Command PRO engine repair and maintenance needs, enabling you to complete repairs efficiently and confidently.

The Kohler Command PRO CH980 38HP engine is a powerhouse designed for demanding applications, boasting a robust construction and proven reliability. This air-cooled, gasoline-powered engine is a staple in various demanding industries, powering everything from lawn tractors and construction equipment to generators and industrial machinery. Its reputation for durability and performance stems from its cast-iron cylinder construction, which ensures longevity and resistance to wear and tear. The CH980 model is known for its effortless starting and smooth operation, offering a consistent power output even under challenging conditions. This engine's high-performance capabilities are further enhanced by features like the electronic ignition system, which ensures a reliable and consistent spark for optimal combustion. The low-maintenance design contributes to its cost-effectiveness, minimizing downtime and maximizing productivity. The robust construction of the CH980 engine features a cast-iron cylinder liner, reinforced crankshaft, and high-strength connecting rod, ensuring longevity and resistance to wear and tear. The engine is designed for easy access to service points, facilitating routine maintenance and minimizing downtime. These design elements, coupled with the engine's powerful performance, make the Kohler Command PRO CH980 a reliable choice for a wide range of applications.