TM 5-3895-382-24TurbochargerSMCS Code:1052TurbochargerIllustration 24(1)Put oil on the threads of the nut and put oil on the seatface.Tighten the impeller nut to the followingtorque: ....................................2 to 2.3 Nm (18 to 20 lb-in)Tighten the nut again to the followingvalue: .................................................................110 degreesNOTE:Do not bend or add stress to the shaft when thenut is tightened.(2)Tighten the bolts, which hold the back plate, to thefollowing torque: ........................................ 8.5 to 10.2 Nm(75 to 90 lb-in)(3)Put 5P-3931 Anti-Seize Compound on the threads.Tighten the bolts, which hold the compressor housing tothe center section, to the followingtorque: .......................................................15.3 to 18.7 Nm(12 to 14 lb-ft)(4)Put 5P-3931 Anti-Seize Compound on the threads.Tighten the bolts, which hold the turbine housing to thecenter section, to the followingtorque: .......................................................18.6 to 20.4 Nm(14 to 15 lb-ft)(5)Turbine wheel assemblyMinimum journal outside diameter .................. 10.152 mm(.3997 inch)Ring groove diameter (minimum).................... 14.401 mm(.5670 inch)Ring groove width (maximum) ...........................1.740 mm(.0685 inch)Hub outside diameter (minimum).................... 17.323 mm(.6820 inch)(6)End play for shaftMinimum permissible end play.................................03 mm(.001 inch)Maximum permissible end play................................10 mm(.004 inch)(7)Compressor wheelBore inside diameter (maximum)........................6.353 mm(.2501 inch)(8)Backplate assemblySeal inside diameter (maximum) .................... 12.713 mm(.5005 inch)Flatness from the backplate to the mating surface of thecenter housing is within the followingvalue:....................................................013 mm (.0005 inch)(9)Thrust collarThickness (maximum)....................................... 18.339 mm(0.7220 inch)Bore inside diameter (maximum)........................6.363 mm(.2505 inch)Thrust bearing groove width(maximum) ..................................... 4.440 mm (.1748 inch)Thrust bearing groove diameter(minimum) ...................................... 9.398 mm (.3700 inch)Piston ring groove width (maximum) .................1.659 mm(.0653 inch)(10)Thrust bearingThickness (minimum)...........................................4.359 mm(0.1716 inch)Bore inside diameter (maximum)..................... 10.922 mm(.4300 inch)(11)Radial play (side to side movement) for shaftMinimum permissible radial play(side to side movement)........................08 mm (.003 inch)Maximum permissible radial play (side to sidemovement) ............................................15 mm (.0059 inch)5-20
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