190E 2.3 (201.024) L4-2.3L (102.961) (1984)
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Remove timing chain tensioner.
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Tightening torque of hexagon cap nut (40) 70 Nm (52 ft lbs).
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Remove fan shroud (1) and fan (75).
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Tightening torque of bolt (80): 25 Nm (18.5 ft lbs).
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Position piston of No. 1 cylinder on ignition TDC.
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Unbolt oil pressure pump (if equipped) with lines connected (arrows) and set to one side.