1. Take a pure water tank, assemble the UV germicidal lamp to the corresponding position of the pure water tank, and then lock it in place with the fixing wrench nut; 2. <br>Lead the pure water into the pure water tank, and overflow the seal of the germicidal lamp; <br>3 .Wait for about 10 to 15 minutes. If no water leakage or seepage is found, it can be placed in the qualified area; if there is water leakage or water seepage, immediately mark it with a red sticker and put it into the unqualified red plastic frame.
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