FUEL INJECTION NOZZLE REASSEMBLY


  1. CLEAN NOZZLE ASSEMBLY


    1. A01KF8X

      To wash the nozzles, use a wooden stick and brass brush. Wash them in clean diesel fuel.

      Tech Tips

      Do not touch the nozzle mating surfaces with your fingers.

    2. Using a wooden stick, remove the carbon adhering to the nozzle needle tip.

    3. A01KIE4

      Using a brass brush, remove the carbon from the exterior of the nozzle body (except lapped surface).

    4. Check the seat of the nozzle body for burns or corrosion.

    5. Check the nozzle needle tip for damage or corrosion.

      If any of these conditions are present, replace the nozzle assembly.

  2. INSTALL NOZZLE HOLDER AND NOZZLE SET


    1. A01KHGME01

      Assemble the nozzle holder retaining nut, the nozzle assembly, distance piece, pressure pin, pressure spring, adjusting shim and nozzle holder body, and finger tighten the retaining nut.

    2. Using SST, tighten the nozzle holder body.

      SST
      09268-64010   ( 09268-64020, 09268-64030 )
      Torque:
      46.58 N*m  { 475 kgf*cm, 42 ft.*lbf }

      Note

      Over torquing could cause nozzle deformation and needle adhesion or other defects.