Let s begin by troubleshooting with the hot valve.
Delta lewiston kitchen faucet leaking.
Unscrew the nut that holds the valve in.
Cover drain opening so parts won t fall into it.
With 18 grains hardness calcium the lewiston faucet worked well for 6 months.
You just need three small tools to complete a delta single handle kitchen faucet repair.
If you have lever handles loosen the set screw with an allen wrench and remove the handle.
In the bottom of the socket you should see two black rubber pieces.
Typically leaks under the counter occur upon installation due to one of two factors.
With quick snap connections newer delta widespread faucets feature quick snap installation.
It is extremely rare for a faucet to develop a leak under the counter.
Unscrew the screw underneath with a.
I took it apart cleaned it and a month later it did the same thing.
Then it wouldn t shut off leaking variably thru the spout.
How to fix a leaky delta two handled kitchen faucet 1.
If you have quick snap connections and experience leaking at the connection points quick snap may not have been properly installed.
These can be removed by gently prying them out with a small flat tipped screwdriver.
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Turn off the water to the faucet and open both valves to relieve water pressure.
If this connection is secure and not leaking then check the hose for damage.
Pop the cap off the top of one of the handles with a flat head screwdriver.
The delta help desk listened and sent me a new dst cartridge.
This worked about 3 months then the leak returned.
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.
Also be sure to remove the spring.
These are the washers that keep the water from leaking when the faucet is off.
Shut off water supply.
Replace the hose if it is damaged or leaking.
If this occurs check the connection of the hose to the spray wand.
All in all it takes about ten minutes to complete the repair and this is all you need.