2. Remove the screws behind or above the faucet handle, and remove the fixed handle on the faucet. Some faucet screws are placed under the plastic sheet or the plastic button. In this case, as long as the button is opened, the screw on the top handle of the faucet can be removed.

3. If the screw of the faucet is installed in the hole, you can use a flashlight to check whether the screw inside is a cross or a straight hole, and then use the corresponding screwdriver to disassemble it. Some faucets have inner square hole screws, which will be more troublesome to remove, so pay special attention when disassembling, so as not to damage the screw port.

4. After the nut is removed with a wrench, the valve core of the faucet can be removed. After taking it off, check the copper plane under the valve core to see if there are sand particles or unevenness. If there is, it needs to be cleaned.
5. Some water hoses have been used for a long time, and there will be catalysis or rusting of fasteners, which will cause the water hoses to not be unscrewed. At this time, you only need to drop the oil on the rusty place, and then take out the faucet.

6. The single-hole faucet is a kind that many families will use. It is enough to complete the basic fixing during installation. Fix the installation screw nut of the faucet to avoid loosening of the faucet.

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