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4.28 Cleanfire Fuel Injection 9923311 - 2010-2012 PRO-RIDE RUSH/Switchback/RMK Service Manual © 2011 Polaris Sales Inc. Fuel Tank Service 1. Remove the tank cap and siphon the fuel in the tank 2. Remove the seat assembly 3. Remove the door panels and hood. 4. Remove the console. 5. On RUSH models, remove the two screws attaching 6. Disconnect the fuel supply and return hoses from the 7. Remove the fuel tank assembly from the snowmobile. 8. Inspect the tank for signs of damage/excessive wear. 9. Installation is the reverse of removal. Fuel Pump Service 1. Siphon the fuel out of the fuel tank into a suitable 2. Remove the door panels, hood, and console. 3. Disconnect the positive (+) battery cable from the 4. Bleed the pressure from the fuel rail. See “Fuel Rail 5. Disconnect the fuel supply and return hoses from the 6. Disconnect the wiring harness. 7. Using the PFA spanner wrench and nut socket (PS- 8. Carefully extract the PFA out of the tank making sure 9. Remove the old gasket and discard. 10. Clean the tank’s gasket mating surface with isopropyl alcohol. Allow the surface to dry completely. 11. Install a new gasket ensuring the inside portion of the gasket hooks onto the bead on the inside diameter of 12. Remove any containments from the gasket with isopropyl alcohol. 13. Carefully place the PFA back into the tank. Push the float assembly against the hoses to fit it into the hole. 14. Hand tighten the PFA nut keeping the arrow between the PFA alignment marks. 15. Using the PFA spanner wrench and nut socket (PS48459), tighten the PFA to specification. 16. Fuel tank installation is the reverse of removal. Always test the PFA gasket seal before tank installation by CAUTION ALWAYS REPLACE PFA GASKET WITH NEW GASKET AFTER REMOVING FUEL PUMP. = T PFA Nut Torque: 28 ft-lb (38 Nm) CAUTION Verify the PFA nut does not make contact with the fuel tank after applying torque. ARROW ALIGNMENT LINES SUPPLY FITTING RETURN FITTING |