PLATE 8T3664 - Caterpillar

Remove Turbocharger
start by:a) remove muffler Hoods and engine side panels and doors are removed for photo purposes only. 1. Remove bolts and nuts (3). Remove support (2) and coupling (1) from the turbocharger. 2. Remove clamp (6) from the oil lines.3. Remove oil supply line (4) and return line (5) from the turbocharger and the engine. 4. Remove bolts (8) from elbow (7). Remove elbow and pipe (9) from the engine as a unit. 5. Remove bolts and nuts (11) that hold the turbocharger to the exhaust manifold. Remove turbocharger (10).Install Turbocharger
1. Check O-ring seals (1) for wear or damage. If necessary, make a replacement. Put a small amount of SAE 30 oil on the O-ring seals.2. Install a new gasket on the exhaust manifold. Put turbocharger (2) in position on the coupling and exhaust manifold. Put 5P3931 Anti-Seize Compound on the threads of the bolts that hold the turbocharger to the exhaust manifold. Install the bolts and nuts and tighten to a torque of 55 7 lb.ft. (75 10 N m).3. Check O-ring seals (4) for wear or damage. If necessary, make a replacement. Put a small amount of SAE 30 oil on the O-ring seals. 4. Install a new gasket on elbow (3). Install elbow and pipe (5) on the engine. 5. Install oil return line (7) and oil supply line (6) on the turbocharger and the engine. 6. Install clamp (11) on the oil lines.7. Check seal (8) for wear or damage. If necessary make a replacement.8. Install coupling (10) and support (9). Install the bolts that hold the support to the exhaust manifold.end by:a) install mufflerDisassemble Turbocharger
start by:a) remove turbocharger1. Install the turbocharger on tool (A).2. Put marks on the housings for correct installation at assembly. 3. Loosen clamp (1). Remove compressor housing (2). Remove the clamp. 4. Remove bolts (3), locks (6) and plates (5).5. Remove the center section from turbine housing (4). 6. Install tool (C) in tool (B). Install the center section in tool (C) as shown.7. Remove nut (7) that holds the impeller to the shaft and wheel assembly. 8. Install tool (E) on tool (D). Heat tool (D) to 350°F (177°C). Install the impeller on tool (E).
Make sure only the impeller is in the hot oil.
9. Install tool (E) with the center section on tool (F). Remove impeller (9) with an arbor press (8) and tool (G). Step 9 must be done before the impeller gets cold. 10. Remove shaft and wheel assembly (10), shroud (11) and spacer (13) from center housing (12). 11. Remove bolts (14), locks (15) and plate (16) from the center housing. 12. Remove collar (17). 13. Remove two bearings (18) and three snap rings (19) from the center housing.Assemble Turbocharger
1. Clean all parts thoroughly before assembly.2. Install snap ring (15), bearing (12) and snap ring (11) in center housing (10). Install snap ring (9) and bearing (8).3. Install shroud (13). Put 6V2055 High Vacuum Grease in the turbine end ring seal groove.