How to disassemble the Cummins M11 series engine turbocharger and oil return pipe

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 Removal of the Turbocharger and Oil Return Pipe of the Cummins M11 Series Engine 4. Removal of the Turbocharger and Oil Return Pipe 

 

 

 

  ① Remove the oil supply pipe and gasket from the top of the turbocharger. Remove the other end of the oil supply pipe from the oil filter housing. Then remove the oil return pipe and gasket from the bottom of the turbocharger. See Figure 2-22. 

② Remove the V-clamp, exhaust elbow, and O-ring from the turbocharger compressor exhaust port. Remove the four mounting nuts. Remove the turbocharger and gasket. Block the turbocharger's oil supply and return ports. See Figure 2-23.

 

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③ Remove the turbocharger oil return pipe connector. See Figure 2-24.