LU-4 LUBRICATION SYSTEM — Oil Pump OIL PUMP COMPONENTS Snap Ring Spacer Key Oil Pump Shaft Driver Gear Union Bolt Oil Pump Outlet Pipe Oil Pump Body Relief Valve Plug Relief Valve Spring Relief Valve Driven Gear Oil Pump Shaft Subassembly Oil Pump Cover ♦ Non-reusable part LU401 REMOVAL AND DISASSEMBLY OF OIL PUMP 1. DRAIN ENGINE OIL 2. DRAIN COOLANT 3. REMOVE AIR CLEANER CASE 4. REMOVE AIR CONNECTOR PIPE WITH NO.1 AND NO.2 AIR CLEANER HOSES 5. REMOVE OIL LEVEL GAUGE 6. DISCONNECT UPPER RADIATOR HOSE 7. LOOSEN FAN BELTS Loosen the belt adjusting bolts and nut of the PS pump and 8. REMOVE FOUR FAN SHROUD BOLTS EM402 EM432B