RING 9J9792 - Caterpillar

4MF, F552
(1) End play for shaft (new) ... 0.114 0.038 mm (.0045 .0015 in)Maximum permissible end play (worn) ... 0.20 mm (.008 in)(2) Tighten band clamps with procedure that follows:a. Tighten to ... 13.6 1.0 N (120 10 lb in)b. Tap (hit) clam lightly all around.c. Tighten again to ... 13.6 1.10 N (120 10 lb in)(3) Thickness of thrust bearing ... 5.36 0.03 mm (.211 .001 in)(4) Diameter of shaft (new) ... 14.254 to 14.262 mm (.5612 to .5615 in)Bore in the bearing (new) ... 14.293 to 14.300 mm (.5627 to .5630 in)Maximum permissible clearance between bearing and shaft (worn) ... 0.08 mm (.003 in)(5) Maximum permissible gap of oil seal ring, measured in bore of housing ... 0.23 mm (.009 in)(6) Bore in housing (new) ... 22.255 to 22.268 mm (.8762 to .8767 in)Outside diameter of the bearing (new) ... 22.144 to 22.154 mm (.8718 to .8722 in)Maximum permissible clearance between bearing and bore in housing (worn) ... 0.15 mm (.006 in)(7) Turbocharger impeller installation at room temperature.
Do not put side force on the shaft when tightening or removing the nut that holds the compressor wheel in position. Use a universal drive socket when tightening.
a. With the compressor wheel on the shaft, put a small amount of clean engine