4. LUBRICATION SYSTEM PEOPLE 125/150 ASSEMBLY Inner Rotor Screw Install the outer rotor, inner rotor and pump shaft into the pump body. Insert the pump shaft by aligning the flat on the shaft with the flat in the inner rotor. Install the dowel pin. Install the pump cover by aligning the hole in the cover with the dowel pin. Outer Rotor Dowel Pin Pump Cover Tighten the screw to secure the pump cover. Make sure that the pump shaft rotates freely without binding. Screw Oil Pump Arrow INSTALLATION Install the oil pump into the crankcase. Install the oil pump with the arrow on the pump body facing up and fill the oil pump with engine oil before installation. Bolts After the oil pump is installed, tighten the two mounting bolts. 4-6