Replace Fuel Filter Elements — 13.5 L Engine

RXA0141938
RXA0141938-UN-02JUN14

A - Drain Valve

B - Connector

C - Primary Filter

D - Secondary Filter


  1. IMPORTANT: Replace fuel filter elements anytime audible alarm sounds and diagnostic trouble codes indicate plugged fuel filters (low fuel pressure). If no alarm sounds replace filters after 250 hours operation

    Thoroughly clean exterior of fuel filter/water separator assembly and surrounding area.

  2. Drain water and contaminants from primary filter into suitable container by opening drain valve (A) on bottom of separator.

  3. Disconnect the water-in-fuel sensor connector (B) from primary filter.

  4. Remove primary filter (C) and secondary filter (D) and discard.

  5. IMPORTANT: Do NOT prefill either fuel filter with fuel.

    Lubricate gasket for primary fuel filter with fuel, and install canister onto base. Tighten 3/4 turn after packing contacts base.

  6. Lubricate primary fuel filter water separator gasket with fuel and install onto filter canister. Tighten 3/4 of a full turn after gasket contacts the base.

  7. Lubricate gasket for secondary fuel filter with fuel, and install filter onto base. Tighten 3/4 turn after packing contacts base.

  8. Connect water separator sensor harness.

  9. IMPORTANT: Key must be turned to ON position for 3 minutes before starting engine to provide time to prefill fuel filters. Fuel system is self-bleeding.

    Do not try to crank engine until after 3 minute time elapses or an air lock in the fuel system may occur.

    Turn key switch to ON position for 3 minutes to allow transfer pump to prefill fuel filters.

  10. Turn key switch clockwise to START position, and run engine at fast idle for 2 minutes.

RX32825,000064D-19-20140602