3. LUBRICATION SYSTEM K-PIPE 50 INSPECTION Install the drive shaft and rotors. Measure the rotor tip clearance. Service limit: 0.2mm Measure the pump body clearance. Service limit: 0.2mm Install the gasket and measure the rotor end clearance. Service limit: 0.15mm Pump Body Align Flats Drive Shaft OIL PUMP ASSEMBLY Install the outer and inner rotors. Insert the drive shaft and align the flat on the shaft with the flat in the inner rotor, Inner Rotor Outor Rotor 3-5