. FOREWORD PRODUCT INFORMATION PRODUCT INFORMATION When requesting service or ordering replacement parts, please inform your Komatsu distributor of the following items. PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE On the bottom right of the operator's cab The design of the nameplate differs according to the territory. EPA REGULATIONS, ENGINE NUMBER PLATE On the top of the engine cylinder head cover. 1 - 5 EPA: Environmental Protectio n Agency, U.S.A.