How to Install New Dishwasher in the Kitchen

8 Simple Steps for Dishwasher Installations

Most modern kitchens have a dishwasher or a cabinet space for dishwasher installation built into them. Installing a dishwasher in your kitchen typically involves connecting it to your kitchen’s plumbing and electrical systems. Therefore, it requires basic knowledge about this. Here’s a general guide to help you with the installation process:

Before you begin:

Connecting a new dishwasher requires three connections: a power-cord connection, a water supply connection, and a drain line connection. The power connection may be the trickiest, especially if you don’t have experience with electrical wiring. Dishwashers can be “hard-wired” with an NM circuit cable that feeds directly into the wire connection box on the dishwasher, or can use a standard appliance cord that plugs into a wall outlet.

Tools & Materials You’ll Need:

---

Step-by-step instructions

---

1. Preparation

• Please read and understand the manufacturer’s instructions for your dishwasher model before installing it.
• Ensure you have the necessary tools and materials ready.
• Shut off the power to the kitchen circuit at the main electrical panel to avoid any electrical hazards.

2. Determine the location

• Choose a suitable location for the dishwasher in your kitchen. It should be near the sink to easily access water and drain connections.
• Ensure enough space to accommodate the dishwasher and that it aligns with your kitchen cabinets.

3. Prepare the area

• Clear out the cabinet space under the sink to make room for the dishwasher.
• Remove or modify the cabinet panels to create an opening for the dishwasher.

4. Connect the water supply

• Locate the hot water supply line under the sink.
• Install a T-fitting or a dual outlet shut-off valve on the hot water supply line. This will allow you to connect the sink and dishwasher to the same water supply.
• Wrap Teflon tape around the threads of the fittings to ensure a watertight seal.
• Connect the dishwasher’s water inlet valve to the T-fitting or dual outlet shut-off valve using the appropriate fittings provided in the installation kit.

5. Connect the drain line

• Connect the dishwasher’s drain hose to the sink drain or garbage disposal. Use a hose clamp or a suitable connector in the installation kit for a secure connection.
• Ensure that the drain hose is routed correctly and has no kinks or loops that may impede proper drainage.

6. Connect the electrical wiring

• Consult your local electrical codes and regulations to ensure compliance.
• Strip the insulation from the electrical wires on the dishwasher and supply.
• Connect the corresponding wires (black to black, white to white, and green or bare copper to the grounding wire).

7. Position and secure the dishwasher

• Carefully slide the dishwasher into the designated space under the kitchen countertop.
• Adjust the dishwasher’s leveling feet to ensure it is level and stable. Use a wrench or pliers to make any necessary adjustments.
• Secure the dishwasher to the underside of the countertop using the mounting brackets or screws provided in the installation kit. Follow the manufacturer’s instructions for proper installation.

8. Complete the installation

• Double-check all the connections, including the water supply, drain hose, and electrical wiring, to ensure they are secure and leak-free.
• Turn on the water supply and check for any leaks.
• Restore power to the kitchen circuit at the main electrical panel.
• Run a test cycle on the dishwasher to verify its functioning properly.

Remember, if you are unsure about any aspect of the installation process, it’s best to consult a professional plumber or dishwasher installation expert to ensure a safe and proper installation.

Note: The steps may vary depending on the dishwasher model and your kitchen’s setup. Always refer to the manufacturer’s instructions provided with your dishwasher for detailed guidance.