In the event of cracks on the plastered wall, you need to completely remove the coating around the crack. This is necessary to achieve better fastening of the applied plaster with the wall.
In the case when the cracks were formed due to contact with moisture, then you need to remove all the plaster, which pours or has a loose consistency. You should also remove all small particles of plaster, wipe dirt and dust.
When preparing the mixture, you do not need to make a large volume of the mixture, since the plaster quickly dries and hardens on the wall, and then you will not do anything with it. By the way, now the power lines of power transmission are very popular in more detail about them will not be superfluous.
Before applying plaster on the walls, you should walk on the surface with a damp sponge. If the surface quickly dries, then you should use a spray gun and sprinkle it with water. In order for the plaster to go to the surface smoothly, it is necessary to use a wide spatula, clean the residual mixture with a small spatula.
The plaster should be applied from the center of the processed surface, and the thickness of the layer should not be more than 0.6 cm. After all the work is completed, you need to clean the entire tool used from the adhering mixture. If you did not use the entire solution of plaster, then it will have to be thrown away, since it is not suitable for further use.