. 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. 1 - 5 PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL N This is at the rear left of the cab. The design of the nameplate differs according to the territory. ENGINE SERIAL NO. PLATE It is located on the upper left side o f the engine cylinder block if you look from th