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it also needs to pass a test verification, and after completing the 4-impeller installation, it can be installed. to ensure that the fume purifier task is normal. at this time, the air guide can also be reinstalled on the fume purifier and turned on it and be careful not to use it without the air guide shield with the fume purifier installed. if the task is normal, it means that the impeller can be installed and completed 4.

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the original impeller needs to be removed first. generally speaking, before the impeller is replaced. the specific steps for disassembling and assembling the impeller are very simple. first, remove the air guide from the body of the fume purification machine, then find the screwdriver to remove the impeller, and pay special attention to putting the screws in a safe place, otherwise it is easy to lose.