I Want To Install A Dishwasher In My Kitchen. There Wasn't One There Previously, So I'm Starting Right From Scratch. The Wiring And Plumbing Will Need To Be Done To Install It. How Do I Do This?

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6 Answers

Luke Wilcox Profile
Luke Wilcox answered
Home improvement DIY can seem challenging on the face of it but extremely satisfying when finished. The critical portion of any successful DIY is a good grasp of whether you can learn the skill quickly or if time and technicalities require external expertise. Installing a dishwasher yourself can save you a packet. To do this you will need to be aware of local building codes and have some electrical and plumbing experience. The dishwasher will need to be hardwired into the electric grid for power, to the water supply lines under the sink and the drainage pipe for used water disposal. In your case, you may also need to have some carpentry skills to fit the machine into the cabinetry. If the machine is a 'slide in' and your cabinets are already fitted for it, it's only a matter of hooking up the connections and slipping it into place. On the other hand, if it isn’t a slide in or the size doesn’t match your fitted kitchen, you will require woodwork to be done.

A new dishwasher can be done yourself with the right tools, the manufacturer's manual and a complete step-by-step guide. For detailed instructions with pictures, I used www.thisoldhouse.com/toh/how-to/overview/0,,20076102,00.html I did not personally do any rewiring or lay any water pipes. If you don't have this expertise either, but your installation requires significant electrical/plumbing work, I would strongly recommend getting a professional in to do the job.

When working on the installation, always remember to switch off your electrical mains before embarking on any wiring work. Also turn off the water supply to the lines you're going to be fiddling with. If you do not have an accessible electrical port, you will need to refer to your home's wiring plans. Remember to put aside enough time to finish the final installation. It can take all afternoon and part of the evening to just get the final stage of connecting the dishwasher done.
caroline Profile
caroline answered
I bought a y-shaped double outlet for my cold water pipe and connected both the dishwasher and washing machine hoses to that. It was simple. I didn't have to do any wiring; it just plugs into the wall socket
thanked the writer.
Trent Armstrong
Trent Armstrong commented
I have no outlet. One has to be put in. There wasn't a DW there previously and I need to do all of the electrical prep before I put it in
Paul jackson Profile
Paul jackson answered
Regarding electrics on this kind of a job a electrician would be more effective but if you are capable you can wire it into the nearest wring circuit and the plumbing shouldnt be to difficult run the waste into your kitchen sink and the feeder outlet of your sink too
Anonymous Profile
Anonymous answered
While the above answers might function, there is far more to doing the job right and meeting code. Likely you don't have to have a permit and inspection, but if you ever sell the house, you will have to pay to correct any code violations. If any directions came with it, follow them exactly. If you have one, most garbage disposals have an inlet for the dishwasher. You often have to knock out a plug to use it. Any drain should have at least a ''high loop'', running the drain up to the highest point under the sink to keep dirty water from the dishwasher and sink from mixing if the drain backs up. In some places you are required to install a vacuum breaker or air admittance valve.

The building codes are getting more and more complicated like the tax code. I forget the exact requirements for the electrical. Even if not required, it would be best to have GFCI protection. You are required to have a way of disconnecting the power other than the circuit breaker. It easiest thing would be to instal a heavy enough cord and set an outlet, which would have to to be GFCI.

The best place for advice may be the books the home centers sell, although they may not have everything the latest local codes do. Beware of this and another Internet site. I see too many bad answers.
thanked the writer.
Anonymous
Anonymous commented
Hi! You should first check the kind of dishwasher that you're going to install , there might be specifications that you need to have in order to install them well, take time to know the dishwasher and ask the supplier on how to install or if they can do the installation for free.
Stuti Ahuja Profile
Stuti Ahuja answered
Most of the under counter dishwashers can be installed in more or less the same way. You will save a lot of cash if you install the dishwasher yourself. It is simple to install your dishwasher. This is how you can do it: first, lay the dishwasher on its back in front of the installation space, connect the drain hose with the help of a compression clamp. Then, you need to attach a 90 degree brass fitting at the back of the dishwasher.

Now, you need to stand the dishwasher up and feed the waterline under the sink to attach it to the hot water valve. You will need some help to put the dishwasher in its correct position and place the drain hose under the sink. One the dishwasher is in place; you should now connect the 90 degree brass fitting to the water line. Connect the electrical wires according to colours, adjust the legs. The drain hose should be fixed to the waste water location and you are ready to go.
trading post Profile
trading post answered
1: Set up the water supply
2: Position the water and electrical lines
3: Hook up the water supply
4: Tighten the nut onto the inlet
5: Make the electrical connection
6: Attach the drain line
7: Attach the strapping to cabinet wall
8: Screw the dishwasher in place
9: Fasten dishwasher underside of the countertop
10: Check for leaks

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