This comprehensive Case 680G Loader Backhoe Operators Manual provides detailed instructions, diagrams, and illustrations based on the manufacturer's specifications. It is designed to guide you through every aspect of operating and maintaining your machine, ensuring safe and efficient operation. The manual covers a wide range of topics, including: - **Introduction:** This section welcomes you to the manual and provides information about the delivery and initial setup of your new machine. It also outlines essential safety rules. - **Safety:** This section emphasizes the importance of safety when operating the machine and provides detailed instructions on safety features like the spark arrester and rollover protective structure. - **Specifications:** Here you will find technical specifications about your Case 680G Loader Backhoe, including dimensions, weight, and engine details. - **Instruments and Controls:** A thorough guide to the machine's instruments and controls, including the left and right instrument panels, transmission controls, foot pedals, seat controls, cab controls, and more. - **Engine Operation:** Detailed instructions on starting, operating, and stopping the engine, as well as specific instructions for cold and hot weather conditions. - **Machine Operation:** This section covers general procedures for operating the machine, including moving a disabled machine, transporting the machine, and navigating various terrains. - **Loader Operation:** This section focuses on operating the loader, covering safety procedures, engine and transmission speed control, preparation for various jobs, handling loose material, and using the return-to-dig feature. - **Backhoe Operation:** This section provides detailed instructions on safe backhoe operation, including stabilizer pad placement, digging positions, positioning the machine before digging, digging with the backhoe, moving the machine on level ground and hills, using the extendahoe, digging near fences and buildings, using frost teeth, and transporting the backhoe. - **Fuels and Lubricants:** This section outlines the recommended fuels and lubricants for your machine, including diesel fuel specifications, fuel storage instructions, and a chart for various fluids and lubricants. - **Maintenance and Lubrication:** This crucial section details a comprehensive maintenance schedule, including a chart for the first period of operation with a new machine and regular interval maintenance. It also covers safety procedures before servicing, grease fitting locations, and specific instructions for various systems. - **Engine Lubrication System:** This section provides detailed instructions on checking and changing the engine oil, as well as servicing the engine oil filter. - **Air Cleaner System:** Here you will find instructions on checking the restriction indicator, servicing the dust valve, and replacing the air filter. - **Engine Cooling System:** This section covers coolant level checks, recommended coolants, and procedures for cleaning the cooling system. - **Fuel System:** This section describes the fuel tank, sediment bowl for the transfer pump, fuel filters, and provides instructions for removing air from the fuel system. - **Electrical System:** This section covers lights, the alternator, battery, and auxiliary batteries. - **Hydraulic System:** This section provides instructions on checking the oil level, changing the oil, and servicing the filter and screen. - **Brake System:** This section covers the air compressor, air reservoir, and alcohol evaporator. - **Power Shuttle Transmission:** This section details the power shuttle transmission oil level check and oil change procedures. - **Four-Speed Transmission:** This section covers the oil level check and oil change procedures for the four-speed transmission. - **Rear Axle:** This section covers the rear axle oil level check and oil change procedures. - **Wheels and Tires:** This section covers front wheel bearing maintenance and drive belt maintenance. - **Service:** This section provides specific service instructions for the loader, backhoe, ROPS cab, seat belts, spark arrester muffler, and storage and operation procedures. This manual is written in a clear and concise manner for easy understanding. It is packed with detailed illustrations and charts to guide you through every step.

The Case 680G Loader Backhoe is a versatile and powerful construction machine designed for a wide range of tasks, including excavation, material handling, and road construction. This robust machine boasts a powerful engine, a strong loader arm, and a highly maneuverable backhoe that enable operators to tackle demanding projects with efficiency and precision. The 680G features a spacious and ergonomic operator's cab, providing a comfortable working environment for extended periods. With its advanced hydraulic system and responsive controls, the machine offers precise control and smooth operation, maximizing productivity and operator comfort. The Case 680G Loader Backhoe is a reliable and dependable workhorse, built with durable components and designed for long-lasting performance. Its robust construction ensures it can withstand the rigors of demanding work environments, while its intuitive controls and excellent visibility provide operators with the confidence to work safely and efficiently. The 680G's versatility makes it suitable for a variety of applications, from digging trenches for utilities to loading trucks with construction materials. Whether operating in tight spaces or on challenging terrain, the Case 680G Loader Backhoe is built to deliver exceptional performance and productivity.