1. The PM822 Caterpillar Cold Planer is a reliable and efficient machine designed for cold milling applications. This product comes with an Electrical & Hydraulic Schematic Manual, providing detailed information on the electrical and hydraulic systems of the planer. With a specific serial number (JB7), this manual is tailored to ensure accurate troubleshooting and maintenance procedures for this particular model. The PM822 Caterpillar Cold Planer is a valuable asset for any construction or road maintenance project.