How to disassemble the Cummins M11 series engine exhaust manifold and intake manifold

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① The exhaust manifold assembly consists of three sections. To disassemble, remove one bolt from the end of each section, then install two guide pins (part number 3376488). Remove the remaining bolts, then remove the exhaust manifold itself. See Figure 2-25. 

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 ② Remove the intake manifold pressure sensor and temperature sensor wiring connectors from the intake manifold. See Figure 2-26.

 

  ③ Remove the intake manifold connector and gasket from the top of the intake manifold. Remove two mounting bolts, install two guide pins (part number 3376488), remove the remaining bolts, and use four M10x25 bolts to install the lift bracket onto the rocker arm housing. Tighten to a torque of 47 N·m. See Figure 2-27.

 

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