The machine's serial number can be found on the printed plate attached to the hydraulic tank. This page helps you identify your splitter, then find the correct manual source without guessing. The engine's serial number is punched into the crankcase above the oil drainage. Where is the model and serial number identification tag? The product identification tag is typically placed on an area of the product where it will be (as much as possible) protected from the environment and chemicals. For. ASSEMBLY 100250 - 37 TON FULL BEAM LOg SPLiTTER ASSEMBLY Your log splitter is requires some assembly. LOCATE YOUR MODEL NUMBER AND SERIAL NUMBER —.