Disassembly and Assembly
If the fuel injection nozzle can not be removed with a
maximum torque of 17 Nm (150 Ib. in.) on the screw of
tooling (A), remove tooling (A).
Remove the protective cap from fuel injection nozzle
(3), and install tooling (B) as shown.
Hold tool (B) so the center line of the tool is if
alignment with the centerline of fuel injector nozzle
(3). This will prevent distortion of the nozzle which
can cause it to bend or break of during removal.
Remove the fuel injection nozzle with tool (B).
If tool (B) was used to remove the fuel injection
nozzle, make a replace of the nozzle.
If tool (A) was used to remove the fuel injection
nozzle, remove the carbon dam seal on the end of the
Install Fuel Injection Nozzles
Cleaning Tool Group
Carbon Seal Tool
*Part of 6V7020 Nozzle Puller Group
NOTE: The illustrations which follow are of a 3306
Use tool (A) to clean the bore for the fuel injection
nozzle. Use an open end wrench or tap driver to turn
Make reference to Special Instruction, Form No.
SEHS7292, for the use of tooling (B). Clean the fuel
injection nozzle with tooling (B).