. FOREWORD LOCATION OF PLATES, TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR LOCATION OF PLATES, TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR When requesting service or ordering replacement parts, please inform your Komatsu distributor of the following items. EPA REGULATIONS, ENGINE NUMBER PLATE On the top of the engine cylinder head cover. 1 - 5 PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PL It is located on the left front end o The design of the nameplate diffe rs according to the territory. EPA: Environmental Protection A gency, U.S.A.