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MOSKVICH-412

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REPAIR valve gear. Check tightness of valves

Sealed valves can be checked for breaks layer of paint, applied on the bevel seat and valve head, infiltration of kerosene, poured into the combustion chamber, as well as with a pneumatic device low pressure, as shown schematically in Fig. 39. Moskvich-412 After a comprehensive installation and assembly of valves in the head check the tightness of the cylinder in the following order: - Set the air bell 4 devices, so that its rubber seal covered one of the combustion chambers cylinder heads; - Press the bell 4 for a snug fit a rubber gasket (Fig.40) to the plane of the head cylinders; Moskvich-412 - Apply compressed air (from the compressor, cylinder or air network) through a hose into the cylinder until the device pressure of 500 mm. waters. of Art. on a scale of manometric the tube; - Observe the position of the water level in the tube (see in Fig. 39). If he is being held at the division not less than 10 seconds, Planting in the saddle valve is tight. Thus check the tightness of the other valves cylinders. The rapid drop in water level indicates the leakage of one or both valves of the cylinder. In this case, remove the valves, re-wipe the re- check their integrity.
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