Valve pushrod adjusting method
A housing is placed on the valve (2) and rigidly connected to it in which a temperature-dependent expanding body is mounted, equipped with a working piston. The body is surrounded by a pressure spring with greater spring force compared to the return spring and receives an electrical resistance heate...
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Zusammenfassung: | A housing is placed on the valve (2) and rigidly connected to it in which a temperature-dependent expanding body is mounted, equipped with a working piston. The body is surrounded by a pressure spring with greater spring force compared to the return spring and receives an electrical resistance heater that can be connected to a voltage source. After the connection of the heating resistance (12) to the voltage source, the current supply is interrupted at the same as soon as the working piston (11) of the body heated by the resistance has covered a certain distance which is smaller than the maximum possible stroke and corresponds to the stroke which the pushrod of the valve executes between the open and closed positions. |
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