4. LUBRICATION SYSTEM ATV 50 Oil Pump Oil Outlet Line OIL PUMP REMOVAL Do not allow foreign matters to enter the crankcase. Before removing the oil pump, clean the oil pump and crankcase surfaces. Disconnect the oil pump control cable from the pump body. Disconnect the oil inlet line from the oil pump. Then, disconnect the oil outlet line. Before disconnecting the oil line, clip Oil Inlet Line Control Cable the oil line to avoid oil flowing out and then plug the oil line after it is disconnected. Bolt Remove the oil pump control cable plate bolt. Remove the oil pump from the crankcase. Control Cable plate O-ring OIL PUMP INSPECTION Remove the oil pump and inspect the following items: · Weakened O-ring · Damage to crankcase mating surface · Damage to pump body · Control lever operation · Oil leaks through oil seals · Worn or damaged pump pinion Do not disassemble the oil pump which cannot be used after disassembly. Gear Control Lever 4-3