If water is leaking from underneath the handle onto the counter the stem of whichever handle is leaking needs to be replaced.
Two handle faucet leaking.
If water is still dripping you need to replace the cold stem right handle.
If water is dripping from the faucet turn off the hot water supply valve under the sink.
Follow these steps to fix a two handle cartridge faucet.
Learn to repair three types of single handle faucets.
Ball cartridge and ceramic disc.
Step 3 a handle screw will now be visible remove the handle screw with a screwdriver.
First determine the source of the leak.
Solution for the leak.
Step 4 pull off the complete handle.
Remove the retaining clip or nut.
Description of the leak.
With this issue dirt and debris have collected in the valve cartridge which prevents the valve from properly controlling the flow of water.
Faucet is leaking or dripping from the handle.
With this leak water will leak from the area where the handle attaches to the faucet body after the water has been turned off or while the faucet is still on.
The valve cartridge is located under the handle.
Causes of the leak.
Causes of the leak.
Step 2 use a flat screwdriver and use a prying motion to remove the decorative cap on top of the handle.
Faucet leaking under handle repair method 2.
How to fix a dripping or leaky single handle faucet.
Continuous leak when faucet is on or off.
Step 1 turn off the water to the faucet under the sink.
Unscrew the set screw to remove the handle.