How to maintain mist sprayer？

1, before starting or stopping, the pressure relief handle should be lifted in the pressure relief position. It
2. The field walking speed of the operator should be maintained 30-40 steps per minute, 0.5-0.6 meters per step, about 0.25 mu per minute, 14-18 liters of liquid medicine can be sprayed one mu (according to this ratio). It
3. When spraying with mist sprayer, the operator should decide the direction of travel according to the wind direction, and pay attention to the direction of travel as vertical as possible with the wind direction, and the direction of spraying should be consistent with the wind direction, the nozzle spraying in a horizontal state. If there is no wind, the nozzle mouth should be kept 30 cm to 40 cm away from the crops, the nozzle should be slightly downward tilt and swing left and right, swing the number of times to take a step to swing the nozzle once, in order to make the liquid spray evenly. It
4, spray should be uniform, do not spray or re spray. It is strictly prohibited to stand before the nozzle, strictly prohibit the nozzle to the human and livestock. One should not work too long, and two will take turns. It
5. When switching plots, close the liquid switch first, then reduce the throttle, and then increase the throttle before switching on the liquid switch to start the operation until the next plot starts. When the operation is finished, the throttle should be put in a low speed position and run for 3-5 minutes to make the gasoline engine cool down slowly, then close the throttle and stop flameout. . Note: in the first 24 hours of the new machine, the throttle should be in a semi open state to work lightly. To talk about
6. Operators must wear masks and wash and change frequently. Be careful not to work against the wind. Do not smoke and eat when you work. Wash your hands and face with soap after work. To talk about
7. When sprayer malfunction occurs, it should be removed first according to the trouble shooting method in the instructions. If not, please contact the manufacturer or farm technician. To talk about
8. At the end of the prevention and control season, when the equipment is stored for a long time, the water in the pump should be thoroughly removed to prevent rust of the parts and freezing during the cold weather. The spray gun, rubber hose, mixer and filter screen should be removed, cleaned and dried, the fuel in the gasoline engine should be removed, the spark plug removed, about 10 grams of oil injected into the engine, and the crankshaft should be rotated 3-4 times. Place the piston at the TDC and tighten the spark plug. Then store the machine in a cool and dry place. The machine must not touch corrosive pesticides and fertilizers so as to avoid corrosion and damage. Rubber and plastic parts should be hung on the wall to avoid damage due to pressure and folding.