1.Inspect the injector sleeve for pitting and for carbon tracking. Used injector sleeves do not need to be reamed unless the seated area is pitted or eroded. Ream the used injector sleeves if the seated area has excessive carbon deposits. Ream the sleeve, if necessary. Refer to Tool Operating Manual, NEHS0675, “Using the 143 – 2099 Sleeve Replacement Tool Group on 3114, 3116, and 3126 Engines”. Use Tooling (B) to ream injector sleeves.
New injector sleeves should not be reamed. Refer to Tool Operating Manual, NEHS0738, “Using the 173 -1530 Injector Seating Tool Group on 3114, 3116, and 3126 Engines” for the remaining steps on installing new injector sleeves.
End By: Install the unit injector. Refer to Disassembly and Assembly, “Unit Injector-Install”.