Piston, Connecting Rod, and Bearing Removal
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Piston, Connecting Rod, and Bearing Removal
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1.
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Install the crankshaft balancer bolt.
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2.
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Set the pistons 1 and 4 to TDC in direction of engine rotation.
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3.
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Note
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Note cylinder sequence.
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Mark the connecting rod with the connecting rod bearing cover (1).
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4.
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Remove the 4 connecting rod bearing caps bolts (2) of cylinder 1 and 4.
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5.
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Remove the connecting rod bearing caps (1) and the connecting rod bearing (3).
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6.
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Push the pistons 1 and 4 (1) out of the cylinder bore (2).
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7.
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Note
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The shear surfaces of the con-rod and the con-rod bearing cover form a unique fit and must not be swapped or damaged. Do not lay down on the shear surfaces.
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Remove the pistons 1 and 4 (1).
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8.
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Turn crankshaft on crankshaft balancer through 180° in direction of rotation of engine.
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9.
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Note
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Note cylinder sequence.
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Mark the connecting rod with the connecting rod bearing cover (1).
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10.
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Remove the 4 connecting rod bearing caps bolts (2) of cylinder 2 and 3.
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11.
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Remove the connecting rod bearing caps (1) and the connecting rod bearing (3).
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12.
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Push the pistons 2 and 3 (1) out of the cylinder bore (2).
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13.
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Note
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The shear surfaces of the con-rod and the con-rod bearing cover form a unique fit and must not be swapped or damaged. Do not lay down on the shear surfaces.
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Remove the pistons 2 and 3 (1).
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14.
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Note
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Observe correct fitting position, observe alignment.
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Remove the connecting rod bearing (1, 2).
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