Hi Noely
The problem you face is the mechanical action. You can't use the property-node witch a latch-action (doesn't matter which one of the three possibilities). Change the mechanical action to one of the switching-actions, and the value property is a boolean value.
Instead of using a property-node, it may also be possible for you to use a local variable.
You can also find this information if you right-click on the value property and in the context menue select "Help For Value".
Hope this helps.
Thomas
Using LV8.0
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