Unfortunately though the culprit is most likely the faucet s cartridge which you would need to either order online or go get at the store.
Delta lewiston kitchen faucet leaking.
In the delta faucet customer service center get warranty information register your product find repair parts and instructions or contact a specialist.
Shut off water supply.
With quick snap connections newer delta widespread faucets feature quick snap installation.
If you have quick snap connections and experience leaking at the connection points quick snap may not have been properly installed.
Replace the hose if it is damaged or leaking.
With 18 grains hardness calcium the lewiston faucet worked well for 6 months.
The delta help desk listened and sent me a new dst cartridge.
Since the water travels through the hose and not the spout itself a leak from the base of the spout would be very unlikely.
Cover drain opening so parts won t fall into it.
In the bottom of the socket you should see two black rubber pieces.
Unscrew the nut that holds the valve in.
If this connection is secure and not leaking then check the hose for damage.
Also be sure to remove the spring.
Typically leaks under the counter occur upon installation due to one of two factors.
You just need three small tools to complete a delta single handle kitchen faucet repair.
If this occurs check the connection of the hose to the spray wand.
Then it wouldn t shut off leaking variably thru the spout.
These are the washers that keep the water from leaking when the faucet is off.
Let s begin by troubleshooting with the hot valve.
All in all it takes about ten minutes to complete the repair and this is all you need.
These can be removed by gently prying them out with a small flat tipped screwdriver.
Unscrew the screw underneath with a.
If you have knob handles pry off the handle button.
If you have lever handles loosen the set screw with an allen wrench and remove the handle.
This worked about 3 months then the leak returned.
How to fix a leaky delta two handled kitchen faucet 1.
It is extremely rare for a faucet to develop a leak under the counter.
Turn off the water to the faucet and open both valves to relieve water pressure.