The agricultural knapsack sprayer has insufficient pressure and poor atomization: If the water inlet ball valve is suspended by dirt, remove the water inlet valve and use a cloth to remove the dirt; if the cup is damaged, please replace it with a new one; if the connecting parts are not Install the sealing ring or the gas leakage due to the damage of the sealing ring. You can install or replace the sealing ring. The spray cannot be fogged: if the oblique hole of the nozzle body is blocked by dirt, the oblique hole can be cleared; if the obstruction of the nozzle hole is blocked, the nozzle can be removed and cleaned, but hard objects (such as iron wire or copper needle) can not be used to prevent The nozzle hole is enlarged. Make the spray quality worse; if the filter in the casing is clogged or the water valve ball is suspended,

　　Or check if the switch is leaking or cannot be tightened. If the switch cap is not tightened, please tighten the switch cap; otherwise, please tighten it again. If the gasket on the switch core is worn out, please replace the gasket; the switch has been placed for a long time or has been used, so the switch cannot be tightened. For a long time, the switch core is stuck due to the corrosion of the medium. It should be removed and cleaned with kerosene or diesel; if it is difficult to remove, it can be immersed in kerosene for a period of time and then decomposed to remove it. Do not hit hard objects.

　　Then check the leaks at each connection. If the connector is loose, tighten the nut. If the gasket is not flat or damaged, flatten the gasket or replace the gasket; if the gasket shrinks and becomes hard, immerse it in animal oil and soften it before use. If it still does not work, it is recommended to find an Electrostatic Sprayer Supplier for processing.