Fix The Leaky Delta Bathtub Faucet – A Step-by-Step Leak Repair Guide

how to fix the leaky Delta bathtub faucet single handle

Are you facing the problem of the sound of dripping in a bathroom or the leakage of water in a bathtub faucet or leaking delta bathtub faucet leaks? Are you looking for “how to fix a leaky delta bathtub faucet?” or are you looking for leaking delta bathtub faucet repair?

So let me tell you the water is doubly annoying when you realize how much water drip is wasting. If you count the 20 or more drips per minutes, you are losing almost two gallons of water per day just from leaking delta bathtub faucet leaks. The persistent dripping also stains the sink. So, don’t worry about it, it is not difficult to stop. Just follow our methods to fix a leaky Delta bathtub faucet single handle.

Both methods are not difficult to apply in your house, and these methods are similar but not the same. So, it important to read both methods.

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Method No.1 For delta bathtub faucet leaks


If a faucet has the ball-valve, which just about all the delta single-handled faced doing. The seals and the springs in these valves wear out under the normal use, and you also replace these yourself by disassembling a valve. Manufacturers designed a faucet to make it easy for the homeowner to do. Follow are the items needed to fix delta tub faucet dripping.

Items You Will Need to fix delta tub faucet dripping

  • 1/8 inch Allen wrench
  • Pencil
  • Adjustable pliers
  • Flathead screwdriver
  • Phillips screwdriver
  • White Vinegar
  • Rubber Glove
  • Springs and Seals

Procedure to stop delta bathtub faucet leaks

  • First, turn off the shut-off valves under a sink. If you have the vanity cabinet, you will find them inside it, on a back wall. Turn the both of them clockwise as for as they will go, then turn a faucet to drain it.
  • Now unscrew the handle with the 1/8-inch Allen wrench and lift it off if a faucet has the lever-style handle. A screw has usually hidden behind the plug; use the flathead has the plastic knob, pry a plug off from the top and unscrew a handle with the Phillips screwdriver.
  • Then unscrew a cap underneath a handle by turning it into counterclockwise. You may be able to do it by the hand, especially if you wear the rubber glove. If it’s too much hard to turn, wrap a glove around it and turn it with the adjustable pliers. Pull up on a valve stem to remove a cam and the ball from a valve housing.
  • Pry a rubber seal out of each of inlet holes in a bottom of a valve seat with the pencil. A seal is attached to the spring which must come out with it.
  • Wipe the inside of a valve seat with the cloth and completely check the ball. If it is full of mineral deposits, they may be causing a drip. Soak a ball overnight in white vinegar to dissolve.
  • Now replace both springs and the seals. Insert the new spring into the new rubber seal. The spring is in the cone-shape, and a small end goes into a seal. Fit a seal around the seal around a tip if the pencil then uses a pencil to push it into an inlet hole.
  • Set a ball back into a valve and then fit the valve over it. Fit a tab on a cam into the notch on housing and the punch down. Screw on a cap by the hand while pushing down on a valve stem to keep a ball seated.
  • Loosen an adjustment ring to make a stem easy to operate, then turn off water and open faucet all way in mid hot/cold range. If the water leaks from the stem, forcibly tighten a ring until leak stops.

Method No.2 for delta tub faucet leaking

The bath and the shower faucets come in the variety of the attractive designs that carefully conceal a screw that holds on a handle. If the delta tub faucet leaking, though, you must find that the screw. Erstwhile you have accomplished this task and the uncovered valve so that you will find the cartridge, and also your next challenge is to extract it so you can replace or clean or replace the worn washers and the O-rings. If a faucet has not been servicing for a long time, this can be a formidable task requiring the special tool. And if it easily comes out, though, itself repair is not complicated.

Items You Will Need to fix Delta Bathtub Faucet Leaking spout

  • Cartridge extractor
  • Adjustable pliers
  • Rag
  • Flathead screwdriver
  • Phillips screwdriver
  • White vinegar
  • Utility knife
  • Replacement O-rings and the Gaskets
  • Allen wrench
  • Needle-nose pliers

Procedure to stop delta tub faucet leaking

We guide you step-by-step “how to fix a leaky single handle bathtub faucet” or to fix a leaky Delta bathtub faucet single handle in the following;

  • First cut off the water to a faucet, either by turning off the shutoff valve of the main water for the house or one for a line that supplies a bathroom. Then open the faucet to relieve the water pressure before you dismantle it.
  • Look for a set of the screw that holds a handle to the faucet stem. It may be behind a faucet lever or the underneath it. If you can not see one, it must be under the cap, even if a cap is not obvious. Look for the groove around the front of a faucet and work a tip of the flat head screwdriver into that the groove to pry off a cap.
  • Now unscrew a screw that holds a handle with the Allen wrench or the Phillips screwdriver. Split off a handle, then pull off the disk of temperature- limiting, if there is only one.
  • Pull out a retaining that holds a cartridge with the needle-nose pliers. The collar holds some of the cartridges that you can unscrew with the adjustable pliers. Wrap the rag around a collar before the unscrewing it to prevent the damage to the finish.
  • Grip a valve stem with the pliers and pull a cartridge straight out. Make sure to note the orientation of the cartridge before you remove it so that you can put it back a same way or method. It designed for easy removal, but if it is old, a O-rings may have the fused to valve the housing and may need the cartridge extractor to acquire it out. Work with the extractor that recommended for your faucet by a manufacturer.
  • Examine the cartridge, and if it is full of the mineral deposits, soaking it overnight in the white vinegar to dissolve them. Deposits can prevent a cartridge from sealing out the water and may be accountable for the leaks. So if you notice the cracking or pitting on the cartridge, change it.
  • Cut an O-rings off the cartridge with the utility knife and exchange them with the new ones. Coat new washers in the grease for the plumber to make it easier to slide them.
  • The extra rubber gaskets from a valve seat inside a valve housing with the flat-head screwdriver and exchange them with the new ones.
  • Now replace a cartridge by pushing it in as far as it will go, and exchanging the pin or screwing on a collar. Then reset the temperature limiter and replace a handle and the cup. In the end, turn on the water and check the leaks.

Tips for how to fix a leaky delta bathtub faucet?

Do not overtighten an adjustment ring. It can make a faucet difficult to operate and wears seals for long lasting. If you cannot stop a faucet from the leaking by turning an adjustment ring, maybe you have a problem that requires the help of the plumber.
The cartridges can be stuck so that you may break the one apart when you try to remove it with the extractor. If it happens, you should still extract a cartridge and save a faucet, but the best course of the action is to call the plumber to help you for doing it.

Warning! Make sure that the water is off before you release a cartridge or you could be soaked or scanned.

Cover the replacement seats and springs with plumber’s grease, then put them into the faucet where the old seats and springs were located. Cover the ball on the end of the valve stem with plumber’s grease as well, then reassemble the faucet by reversing the steps you took to take it apart.

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