Using the method of back sprayers

1 to the correct installation of spray parts. Check the connection is flat, when in use, first install the water spray test, then install the agent. 2, when using, must first add back sprayers  water, liquid level cannot exceed the safety level. Before the spraying, the first rocker to more than 10 times, so that the barrel pressure increased to the working pressure. The rocker can not be too hard, so as to backpack water sprayer  the gas explosion. 3 the first fill the liquid, the gas chamber and a spray rod containing water, in the first 2 to 3 minutes in the spray liquid concentration is low, so attention should be paid to fill spray, so as not to affect the pest agricultural sprayers

 effect. The 4 work is completed, should be timely to pour the medicine liquid residue back sprayers barrel, and washed with water down the stem, at the same time, check the gas chamber with and without water, such as water, to remove the water joint seeper. 5.back sprayers if a short period of time without the use of spray, the main parts should be clean, dry place, storage in a cool, dry place. If it is not a long time, will all parts of metal coated with butter, to prevent rust.