COMMON RAIL INSTALLATION

Note

• When replacing the parts in the following chart (A), replace the No. 1 injection pipe sub-assembly, No. 2 injection pipe sub-assembly, No. 3 injection pipe sub-assembly, No. 4 injection pipe sub-assembly and/or fuel inlet pipe sub-assembly with new ones.

  Replaced Parts (A)	Pipes Requiring New Replacement
  Injector assembly (including shuffling the injector assemblies between the cylinders) Common rail assembly Cylinder head sub-assembly	No. 1 injection pipe sub-assembly No. 2 injection pipe sub-assembly No. 3 injection pipe sub-assembly No. 4 injection pipe sub-assembly
  Supply pump assembly Common rail assembly Cylinder block sub-assembly Cylinder head sub-assembly Cylinder head gasket Timing Gear Case Assembly	Fuel inlet pipe sub-assembly

• After removing the No. 1 injection pipe sub-assembly, No. 2 injection pipe sub-assembly, No. 3 injection pipe sub-assembly, No. 4 injection pipe sub-assembly and fuel inlet pipe sub-assembly, clean them with a brush and compressed air.

• When replacing the common rail assembly, do not remove the foreign object mixing prevention caps of the common rail assembly until just before the No. 1 injection pipe sub-assembly, No. 2 injection pipe sub-assembly, No. 3 injection pipe sub-assembly, No. 4 injection pipe sub-assembly and fuel inlet pipe sub-assembly are connected to the common rail assembly.