Here's what to do:
- Cut out the problem joint Use a hacksaw to cut the PVC pipe flush along the fitting of the joint that you wish you could unglue [source: This Old House ...
- Get a new fitting and coupling Find a new fitting that satisfies your new needs. ...
- Prime the PVC Apply a thin layer of purple primer to the ends of your PVC fittings. ...
How do you unstick a stuck plumbing fixture?
In many cases, though, it is possible to loosen the stuck plumbing fixture. Tighten the fixture or plumbing nut with a wrench or locking pliers to break the grip of the mineral deposits; then turn in the opposite direction to loosen it. If the fixture won't turn, tap it sharply with a hard rubber mallet.
How to remove a stuck pipe from a pipe fitting?
Warning - be careful with fire :) 1. Cut pipe off close to the fitting 2. Use hacksaw blade to cut notch through the stuck pipe 3. Glue up the inside of the pipe 4. Light on fire and let die down 5. Redo steps 3 and 4 6. Use screwdriver to prize up the leading edge of the cut pipe 7. Grab with pliers and twist until it's all removed
How do you remove stuck brass fittings?
Brace the fitting against a secure surface such as the wall, floor or a piece of wood. Tap the fitting several times with a brass hammer to loosen any debris on the fitting threads.
How do you twist a pipe without breaking it?
Use a pipe wrench to twist stubborn pipes. Position yourself where you can get a good grip on the pipe. Adjust any needed light to focus on the part of the pipe you are working on. Spray aerosol penetrating oil into the joint around the pipe and let it work for a full minute.
How do you loosen galvanized pipe fittings?
Loosen the connection by turning the nut counter-clockwise. Then, hold the fitting securely with one of the pipe wrenches and use the other pipe wrench to turn the loose piece of pipe that is connected to the fitting. Turn the wrench on the loose pipe counter-clockwise and remove the galvanized fitting.
How do you unstick corroded pipes?
0:221:39Loosening a Rusted Plumbing Slip Nut : Plumbing Fixes - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd a lubricant the first thing we want to do is spray the rusty nut with the lubricant that way canMoreAnd a lubricant the first thing we want to do is spray the rusty nut with the lubricant that way can help soak in there and loosen that nut.
How do you loosen old metal pipes?
How to Loosen Corroded PlumbingSpray lubricant on the outside of a corroded joint and give it time to seep into the joint and dissolve rust on the threads, which usually takes about five to 10 minutes.Grip the fitting you are trying to separate with one pipe wrench; grip the pipe to which it is attached with another.More items...
How do you loosen a union fitting?
0:4710:00How To Change out a union - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo you can start to loosen it normally I'd recommend you use Crescent wrenches. But a pipe wrenchMoreSo you can start to loosen it normally I'd recommend you use Crescent wrenches. But a pipe wrench will work you take the pipe wrench you run it out all the way there naps do this twice.
How to get stuck water out of a plumbing nut?
Apply heat to the stuck fixture or plumbing nut with a hair dryer or heat gun. You may not want to drain all the water out of the fixture before applying the heat since the water will be a heat sink for the inner part and the fastener will have a bigger variation in temperature quicker.
How to keep a metal fixture from breaking?
If yours is a metal fixture, heat it with a propane torch, but shield anything flammable within 12 inches of the flame with heat-resistant fabric. Have a fire extinguisher or bucket of water on hand and wear heat-resistant gloves and eye protection.
What are the issues with plumbing fixtures?
Another area of concern for the homeowner or plumber would be the nuts and couplings that secure the pipes and fixtures. Time, water, condensation and heat cycles on metal surfaces are the enemy and a big cause for the homeowner to have to replace and repair residential plumbing fixtures.
How to keep parts from moving?
Structurally, the idea is to brace the parts to keep them from moving by whatever means possible to prevent twisting farther back on the good that is to remain. Go with bigger tools and, if needed, use a piece of pipe over the handle to extend the handle and get more leverage. With the bigger tools comes more leverage, so make sure you are set up to counteract it or brace against it. Time to be really careful!
What to do if one thing doesn't work?
If one thing doesn't work, go on to the next. The key is being able to get to the fixture and secure both sides of the joint so that they are able to come apart and not damage any pipes, especially plumbing that is inside the wall.
How to transfer torque on a fastener?
If possible, make sure to use two tools: one to move the part that has to be removed and the other held in the opposite direction to stabilize the rest of the plumbing so it does not get too much torque and break.
What is the best way to clean rust off a tub?
A wire brush is great to clean up anything loose that has accumulated like rust or lime. Then, whatever remains can be dissolved pretty well with a product like CLR - Calcium Lime and Rust Remover. It also works great to take the green spots out a tub were a faucet has leaked for a while.
How to loosen a stuck plumbing fixture?
In many cases, though, it is possible to loosen the stuck plumbing fixture. Tighten the fixture or plumbing nut with a wrench or locking pliers to break the grip of the mineral deposits; then turn in the opposite direction to loosen it. If the fixture won't turn, tap it sharply with a hard rubber mallet.
How to get a nut off a fixture that hasn't budged?
If it still hasn’t loosened, apply a combination of tapping, heat and penetrating lubricant. If the fixture or nut still hasn’t budged, it will have to be cut off with a reciprocating saw or hacksaw.
How to fix a fixture that won't turn?
If you can’t get a mallet on the fixture, place a center punch on the fixture or nut and strike it sharply with a hammer. Put a wrench on the fixture or nut and strike the handle sharply with a hammer to loosen the fixture. If the fixture or nut hasn’t loosened, go to Step 2.
How to fix a stuck nut?
If the fixture or nut hasn’t loosened, go to Step 2. Apply heat to the stuck fixture or plumbing nut with a hair dryer or heat gun. Drain all water out of the fixture before applying the heat. The heat will make the fixture or nut expand, which may break it loose. If yours is a metal fixture, heat it with a propane torch, ...
How to keep a propane torch upright?
Have a fire extinguisher or bucket of water on hand, and wear heat-resistant gloves and eye protection. Don't use a larger flame than necessary, and keep the torch upright.
How to get mineral deposits off a nut?
If you see visible mineral deposits on the fixture or nut, apply a calcium, lime and rust remover to the fixture and allow it to work. Scrub off the deposits with a wire brush. Apply a penetrating lubricant such as Liquid Wrench or WD-40 to the fixture or nut and allow it to soak in for at least two hours. Apply more penetrating lubricant and allow ...
How to get rust off of a pipe?
Allow the pipe to dry completely, and then use a propane torch to heat the two connected pipes. Move the torch back and forth over the pipe for approximately one minute to help the metal expand slightly. Allow it to cool for another minute to break the rust seal between the pipes.
How to fix rusted pipes?
Spray the joint of the two pipes with spray lubricant. Try to direct the spray around the seam in such a way that some of the lubricant is able to soak between the two pipes and allow it to work to break the rusted seal. For highly rusted and sealed pipes, leave the lubricant for 15 minutes before trying to unscrew the pipes. Add more lubricant if necessary.
Can you unscrew a rusted water pipe?
Unscrewing rusted water pipes requires more than just physical strength. When working with water pipes, especially older pipes or those exposed to the elements, it is not always a simple matter to unscrew two joined pieces. Rust forms a bond between two metal pipes that can seem stronger than glue when attempting to turn them.
Why are brass fittings stuck?
Brass fittings, primary used on hot or cold water lines to connect one piece of pipe to another, become stuck due to corrosion or over-tightening.
How to heat locknuts?
Heat the locknut on the fitting with a heat gun or propane torch. Keep the heat source in constant motion, moving back and forth over the fitting. Do not allow the flame from the propane torch to remain in one area because you will permanently damage the fitting.
