How to maintain the garden sprayer

Garden sprayer due to ease of use, high work efficiency, more and more farmers love, has now become the main tool for pest control in the greenhouse. However, electric sprayer comparison "delicate", garden sprayer backpack  in the use of improper operation, maintenance is not timely, it is prone to failure. How to maintain, and can prolong the service life of the sprayer, the reporter interviewed specially engaged in spray sales work Han manager, he suggested that farmers should do the following.
First of all, the first formal use, check whether the connection leak. When in use, first install the garden hand sprayers  test, then pack medicament. Dosing must first agent after the water, liquid level can not exceed the safe water line. Before spraying, garden sprayer opened in advance, so that the barrel pressure rise to the pressure of work, in order to ensure the smooth spraying.
Secondly, garden sprayer after use, should first put the liquid medicine tank, hoses, spray rods and other parts clean, pay special attention to clear the pump oil stain on the bottom of the barrel and the liquid medicine of the concave part of the earth. Because the majority of pesticides have a certain corrosive action on the sprayer, so after the closure, in a timely manner to alkaline wash again, and then rinse with water. Especially the plastic sprayer  Bordeaux corrosive pesticide, it is best to use alkaline soak 1 to 2 hours. Attention should be paid to prevent rust. Who can remove the components should be removed clean. The pipe wall to oiling the spray rod, nozzle, to avoid damp rust.