engines

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Remove the cylinder head cover (see “Adjusting thermal clearances in the engine valve mechanism”).

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If the gasket is leaking, the exhaust gases break out, accompanied by a characteristic sound (“cut” collector)

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On engines mod. 406, filter 2101-1012005 is used, installed at the bottom of the cylinder block on the right side.

In order to replace the filter, you need to unscrew the old filter and screw in the new one.

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To compensate for the thermal expansion of the valve, a gap is set between the end of the valve stem and the camshaft cam.

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An external sign of wear on the valve stem seals is the short-term appearance of blue smoke from the exhaust pipe after starting the engine and when braking the engine after a long drive under load