1.喷雾量少或喷不出雾。原因是,喷嘴堵塞,应旋下喷嘴清洗、疏通;开关堵塞,应卸下开关芯,清除堵塞物;药箱漏气,应检查胶圈完好情况,如发现胶圈损坏或胀大,进行更换,并拧紧箱盖;若汽油机转速过低,应提高汽油机转速。2.输液管各接头漏液。一般用塑料管老化失去弹性造成,可更换新管。 1. Spray less spray or fog. The reason is that the nozzle is clogged, the nozzle should be swirled down and cleaned up, the switch is blocked, the switch core should be removed to remove the blockage, and the medicine box leaks, the condition of the rubber ring should be checked. If it is damaged or swollen, the replacement of the rubber ring is found , And tighten the lid; if the gasoline engine speed is too low, gas engine speed should be increased. 2 infusion tube leakage of the joints. General plastic tube aging caused by loss of elasticity, can replace the new tube.