INTRODUCTION Machine Serial Number/Product Identification Number (PIN) The serial numbers and model numbers on the components are the only numbers that your dealer needs when you require assistance or order replacement parts. It is a good idea to record this information in this manual. See “SERIAL NUMBERS AND DEALER INFORMATION” on page 0-9. The machine serial number is stamped on the center right of the front frame. Engine Serial Number, EPA Regulations This is on a plate at the side face of the engine, on the right side of the machine. EPA: Environmental Protection Agency, USA 0-8 WA250-6