1. The PM820 Caterpillar Cold Planer is a reliable and efficient machine designed for heavy-duty operations. This operation and maintenance manual provides comprehensive information for users, ensuring proper usage and maintenance of the equipment. With a specific focus on the serial number TLZ, this manual offers detailed instructions and guidelines to maximize the performance and longevity of the cold planer. Whether you are a professional contractor or a construction enthusiast, this manual is an essential resource for operating and maintaining the PM820 Caterpillar Cold Planer.