. FOREWORD NECESSARY INFORMATION NECESSARY 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 Under the front of the console box on the right side of the operator's seat. The design of the nameplate differs according to the territory. ENGINE SERIAL NO. PLATE the engine.) 1 - 8 This is at the rear of the starting motor on the rights sid (The EMISSION CONTROL INFORMATION LABEL is at the front surface of the engine oil filler on the left side of EPA: Environmental Protection Agency, U.S.A.