. FOREWORD NECESSARY INFORMATION NECESSARY INFORMATION When requesting service or ordering replacement parts, please inform your Komatsu distributor following items. 1 - 8 of the PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE Provided at the rear on the right si The design of the nameplate differ s according to the territory. ENGINE SERIAL NO. PLATE Provided at the side of the engine cylinder head cover (under the su ction manifo