1.4 Necessary information Foreword 1.4 Necessary information When requesting service or ordering replacement parts, please inform your KOMATSU distributor of the following items. 1.4.1 Product Identification Number (PIN)/Machine serial no. plate and position On the center right of the front frame. GK038003GB 1.4.2 Engine serial no. plate and position It is at the top at the rear of the engine on the right side of the machine. GK038004 EPA: Environmental Protection Agency, U.S.A. 1-10 WA380-6H – VEAM440100