4. LUBRICATION SYSTEM Mongoose/KXR 90/50 Oil Pump OIL PUMP BLEEDING (Mongoose/KXR 50) · Air in the oil tubes will block oil flow and result in severe engine damage. · Bleed air from the oil tubes and oil pump whenever the oil tubes or pump have been removed or there is air in the oil tubes. Oil Outlet Line OIL INLET LINE/OIL PUMP BLEEDING Fill the oil tank with recommended oil. Place a shop towel around the oil pump. Disconnect the oil inlet tube from the oil pump and clip it. Fill the oil pump with oil by squirting clean oil through the joint. (About 3cc) Fill the oil line with oil and connect it to the oil pump. Bleed air from the oil inlet tube first, then bleed air from the oil outlet line. OIL OUTLET LINE BLEEDING 1. Disconnect the oil outlet tube and bend it into U shape. Force air out of the tube by filling it with oil. 2. Start the engine and allow it to idle with the oil control lever in the fully open position. Visually check the oil flow. 3. If there is no oil flowing out within 1 minute, bleed air from the oil inlet tube and oil pump. Oil Outlet Line · Never run the engine in a closed area. · Do not increase the engine speed at will. 4-9