Do you know the method for replacing the valve core of laboratory faucets?

Replace the valve core of the laboratory faucet

Firstly, prepare the following tools: Phillips screwdriver, knife, and adjustable wrench.

1. Please close the main valve of the faucet, locate the groove on the faucet cover, and use a knife to lift open the transparent protective cover.

2. Remove the on/off display label and pay attention to the direction of ON/OFF.

3. Use a screwdriver to unscrew the screw and remove the faucet knob

4. Use an adjustable wrench to unscrew the damaged faucet valve core, replace it with a new one, and tighten the valve core; Open the main valve and check if the faucet is leaking.

5. After replacing the valve core, install the knob, tighten the screw, reset the on/off label, and press the transparent display cover

6. The replacement of the faucet valve core has been completed and can be used with confidence.

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FAQ for valve core of laboratory faucet: 

Q: What are the types of faucet valve cores?

A: Valve cores are divided into ceramic copper cores, plastic copper cores, stainless steel cores, etc.



Q: How long can the faucet valve core be used in general?

A: The service life of faucet valve core is usually between 5 and 10 years, and the specific duration mainly depends on factors such as valve core material, water quality conditions, and frequency of use.



Q: The knob of the faucet is tightened, but it still drips and leaks water. Is it possible that the valve core is damaged?

A: The wear of ceramic plates or aging of sealing rings inside the valve core can cause poor closure, and even if the handle is tightened, water leakage will still occur.Especially in areas with frequent switching and hard water quality, the lifespan of the valve core will be shortened.



Q: What should I do if there is water seepage at the handle? ‌

A: If water seeps out from the base of the handle, the problem often lies in the damage of the O-ring or gland gasket.

Solution: Remove the cover and take out the deformed or damaged O-ring.



Q: Is there still water leakage after replacing the valve core of the laboratory faucet? ‌

A: Possible misalignment of the valve core with the installation hole position;

Possible deformation caused by loose or excessive force on the cover;

It is also possible that the valve seat threads are corroded and need to be polished and wrapped with raw material tape.