5. FUEL SYSTEM Mongoose/KXR 90/50 Screws Control Shaft Washer DISASSEMBLY Remove the two screws on the retaining ring and then remove retaining ring. Remove the washer and control shaft. Retaining Ring Rubber Gasket Fuel Valve Body Remove the rubber gasket from the fuel valve body. INSPECTION Inspect the fuel valve body for dirt and clog. Clean if necessary. Replace the rubber gasket with new ones if they are damaged or deteriorated. Replace the O-rings with new ones if they Control Shaft O-ring are damaged or deteriorated. Tab Tab ASSEMBLY Reverse the "DISASSEMBLY" procedures. Install rubber gasket, control shaft, washer and retaining ring. · Aligning the tab on the control shaft with the outlet duct in the fuel valve body. · Aligning the tab on the retaining ring with the outlet duct in the fuel valve body. Outlet Duct Outlet Duct 5-5