[. . . ] If chemical comes into contact with skin, immediately wash thoroughly with soap. Always thoroughly wash empty chemical containers when mixing spray liquid and then follow chemical manufacturer's instructions to correctly dispose of containers at all times. Before using the sprayer, be sure to check there are no abnormalities, such as displacement of 5 Packing from connector, looseness of screws, missing components, and/or cracked/worn/ damaged hose. People not involved in spraying should refrain from approaching the worksite during spraying. [. . . ] nOTE: · Check to make sure that back strap is securely attached to chemical tank. Before inserting the battery cartridge into the tool, always check to see that the tool is switched off. Always be sure that the tool is switched off and the battery cartridge is removed before adjusting or checking function on the tool. To prevent sudden spraying, be sure to set the lever cock to STOP, before turning sprayer switch ON or OFF. When spray work is interrupted, be sure to turn switch OFF, to prevent inadvertent spraying. 4) Be sure to check the situation of surroundings before turning sprayer switch ON. Once spraying is complete, immediately set lever cock to STOP, and then turn sprayer switch OFF. Always switch off the tool before insertion or removal of the battery cartridge. To remove the battery cartridge, withdraw it from the tool while sliding the button on the front of the cartridge. To insert the battery cartridge, align the tongue on the battery cartridge with the groove in the housing and slip it into place. Always insert it all the way until it locks in place with a little click. If you can see the red part on the upper side of the button, it is not locked completely. If not, it may accidentally fall out of the tool, causing injury to you or someone around you. If the cartridge does not slide in easily, it is not being inserted correctly. Release the lever, and it will return to position "A" and spraying will stop. Check to make sure the tank is loaded with chemical or clean water when operating the sprayer, as continued operation of the sprayer with an empty tank may burn out the pump. Running the sprayer for prolonged periods with the lever cock closed may have an adverse effect on the pump as well as drain the battery. If spray splutters, or pumps suddenly screeches, the chemical tank is empty, so immediately turn sprayer switch OFF. Do not spray with the battery cover open and/or with the back-support cushioning removed, as there is a risk of damage to electrical system. Always be sure that the tool is switched off and the battery cartridge is removed before carrying out any work on the tool. As shown in the diagram, assemble spray pipe and then nozzle onto lever cock. Check to make sure that the spray hose is not cracked, worn and/or damaged. [. . . ] Always be sure that the tool is switched off and the battery cartridge is removed before attempting to perform inspection or maintenance. For configuration reasons, force is required in the attaching process, but care should be taken not to bend the spray pipe. Use the holder when taking a rest, replenishing chemical liquid, and at times of storage, etc. Always adhere to chemical manufacturer instructions when handling chemicals. [. . . ]