Table 1-2. Repair and Replacement Standards

Table 1-2. Repair and Replacement Standards -(Cont) Components Turbocharger Impeller to shaft fit Thrust bearing area width Thrust bearing ring groove Thrust collar to thrust bearing clearance - measure 3 places Journals, out of round Journal diameter Sealing ring hub outer diameter Sealing ring hub-ring groove Clearance between thrust collar and thrust plate Turbine wheel shaft journal diameter Fuel injection pump: Transfer pump blades Governor linkage Roller to collar setting identical within 0.003 Clearance between throttle shut-off shaft and linkage hook tab Fuel injection nozzle opening ("popping") pressure NOTE New nozzles and rebuilt nozzles with new springs are set at 3100 to 3150 psi to compensate for initial set of new spindle springs. Oil pump assembly Oil gear, driven (heat in oil 350° F + 25° F and press on shaft) — Oil gear, driver (heat in oil 350° F + 25° F and press on shaft) Oil gear, drive (heat in oil, 350° F + 25° F and press on shaft) Manufacturer’s dimensions and tolerances in inches Minimum 0.0002 0.001 0.3992 0.682 0.0645 0.001 Maximum 0.0004 0.1758 0.0665 0.004 0.003 0.683 0.0665 0.004 Check at 3 place 0.3992 1.0930 0.190 2825 psi 0.4020 0.220 2975 psi 0.848 in. from shaft end 1.812 in. from shaft end Shaft to protrude 0.057 to 0.062 in. I Maximum allowable wear and clearance 0.003 0.003 1-46