How to Replace a Commercial Dishwasher Water Inlet Valve

Posted: November 07, 2024

A commercial dishwasher is one of the most valuable machines in restaurants and other hospitality businesses. It guarantees that the dishes, utensils, and the kitchenware are washed and disinfected effectively. Part of the dishwasher that helps it maintain efficiency is the dishwasher water inlet valve. This part regulates the water supply to the dishwasher and is therefore very vital for the proper functioning of the dishwasher. In case of a problem, it can cause problems such as dishwasher water not coming or dishwasher draining issues. In this article, we will explain to you how to replace a dishwasher water inlet valve and give some tips on its proper maintenance.

Table of Contents:
Understanding the Role of the Dishwasher Water Inlet Valve
Signs That Your Dishwasher Water Inlet Valve Needs Replacement
Tools and Equipment Needed to Replace Dishwasher Water Inlet Valve
Steps to Replace Your Commercial Dishwasher Water Inlet Valve
Troubleshooting Common Issues During Water Inlet Valve Replacement
Maintenance Tips for Extending the Life of the Water Inlet Valve

Understanding the Role of the Dishwasher Water Inlet Valve

Dishwasher water inlet valve is one of the most essential components of the dishwasher that controls the flow of water into the dishwasher. Sitting at the base of the dishwasher, the valve is operated by the dishwasher’s control circuit. This one is controlled by electrical impulses and it simply opens and closes according to the specific wash cycle of the dishwasher.

The water inlet valve is an essential component of the dishwasher since a faulty one will cause the dishwasher not to work. This can lead to poor cleaning, wrong water levels and wrong usage of the machine respectively. Some of the problems that a bad valve may cause include; the dishwasher leaking from water inlet valve or not filling with water at all.

Signs That Your Dishwasher Water Inlet Valve Needs Replacement

Before diving into the process of dishwasher water inlet valve replacement, it's important to identify when the valve needs replacing. Common symptoms of a bad dishwasher water inlet valve include:

  1. Dishwasher water not coming: If the dishwasher fails to fill with water, the dishwasher water inlet valve could be clogged or defective.
  2. Water leakage: If water is leaking from the valve, it could indicate a cracked or broken part that needs replacement.
  3. Dishwasher draining issues: A malfunctioning water inlet valve can lead to irregular water levels, causing the dishwasher to drain improperly.
  4. Dishwasher water inlet valve noise: Unusual noises such as hissing or clicking could indicate that the valve is failing to close properly.
  5. Dishwasher not washing properly: Insufficient water flow can affect the cleaning process, leaving dishes dirty even after the cycle.

If you notice any of these common dishwasher issues, it’s time to inspect and possibly replace the dishwasher water inlet valve. PartsFe Ca is your one stop shop for commercial dishwasher parts from spray arms, dispensers to water valves, impellers at affordable pricing from top-selling brands.  

Tools and Equipment Needed to Replace Dishwasher Water Inlet Valve

To replace a dishwasher water inlet valve, you'll need a few essential tools. Here’s a list of what you should have on hand:

  1. Screwdriver: To remove screws securing the dishwasher panels.
  2. Pliers: To detach hoses or connectors attached to the valve.
  3. Wrench: To loosen and remove the valve from its connections.
  4. Replacement dishwasher water inlet valve: Make sure to purchase the correct part for your dishwasher model. You can find reliable dishwasher parts Canada retailers or distributors for this.
  5. Towels: To catch any excess water that may leak out during the process.
  6. Multimeter: For testing the old valve before installation.
  7. Dishwasher replacement parts: It may be useful to have extra parts like seals or gaskets if needed.

Steps to Replace Your Commercial Dishwasher Water Inlet Valve

Replacing water supply valve in commercial dishwashers can be a manageable task if you follow the correct steps. Here’s a comprehensive guide on how to do it:

Step 1: Turn Off Power and Water Supply

Before you start, ensure that both the power and water supply to the dishwasher are turned off. Disconnect the power by unplugging the appliance or switching off the circuit breaker. Shut off the dishwasher shut off valve to stop water from flowing into the appliance.

Step 2: Locate the Dishwasher Water Inlet Valve

The dishwasher water inlet valve is typically located at the bottom of the dishwasher, near the front. You may need to remove the lower access panel or kickplate to access the valve. Refer to the user manual for specific instructions on how to locate the valve in your dishwasher model.

Step 3: Disconnect the Water Supply Hose

Using pliers, carefully detach the water supply hose connected to the valve. Have towels nearby to catch any residual water that may spill out.

Step 4: Remove the Old Valve

Loosen the screws or bolts that secure the valve in place. Once loose, gently remove the valve from its housing. Be careful not to damage any other parts during this process. If the valve is stuck, use a wrench to loosen it.

Step 5: Install the New Dishwasher Water Inlet Valve

Place the new dishwasher water inlet valve into the same position as the old one. Secure it with screws or bolts. Reattach the water supply hose to the new valve. Ensure the connections are tight to avoid any leaks later on.

Step 6: Test the New Valve

Before you reassemble everything, test the new valve by turning on the water supply and checking for leaks. If everything seems secure, reconnect the dishwasher’s power and run a short cycle to verify that the water flows correctly.

Step 7: Reassemble the Dishwasher

Once the valve is installed and tested, reattach any panels or kickplates you removed during the process. Your dishwasher should now be ready to operate with a fully functional water inlet valve.

Also Read: How to Fix a Commercial Dishwasher Discharge Hose

Troubleshooting Common Issues During Water Inlet Valve Replacement

While replacing the dishwasher water inlet valve, you may encounter some common issues. Here’s how to troubleshoot them:

  1. Water still doesn’t flow: Double-check that the valve is properly installed and that there are no kinks in the hose. If the valve is properly installed and the issue persists, consider checking the dishwasher water inlet valve adapter for compatibility issues.
  2. Water leaks from the valve: Make sure the hose connections are tight and that the new valve has a secure seal. You may need to apply some Teflon tape to ensure a watertight connection.
  3. Dishwasher water inlet valve noise: If the valve makes excessive noise after installation, it could be due to improper alignment or a faulty valve. Recheck the installation or replace the part if necessary.

Maintenance Tips for Extending the Life of the Water Inlet Valve

To avoid frequent issues and ensure the longevity of your dishwasher water inlet valve, follow these maintenance tips:

  1. Regular Cleaning: Clean the valve and surrounding areas to remove any mineral deposits or debris that may clog the valve. A clogged valve can cause issues like dishwasher water not coming.
  2. Inspect the Valve Periodically: Regularly inspect the valve for signs of wear, cracks, or leaks. If you notice any issues, address them before they become more serious problems.
  3. Test the Valve: Testing dishwasher water inlet valve regularly can help you spot potential problems early. Use a multimeter to check for continuity and ensure the valve is functioning correctly.
  4. Replace Filters: If your dishwasher has a filter, replace it regularly to prevent debris from clogging the valve.

By performing routine maintenance, you can extend the life and avoid costly water inlet valve dishwasher repair​.

Check out: Essential Maintenance Tips For Your Commercial Dishwasher

Replacing a commercial dishwasher water inlet valve is a straightforward process that can be completed with basic tools and knowledge. By recognizing the signs that your valve needs replacement, following the proper steps, and maintaining your dishwasher parts, you can ensure that your dishwasher operates efficiently for years to come. If you're unsure or uncomfortable with the replacement process, it’s always a good idea to consult with a professional technician who specializes in water inlet valve dishwasher repair.

FAQs

How do I test a dishwasher water inlet valve?

To test the valve, use a multimeter to check for continuity. If the valve does not show continuity, it is likely faulty and needs to be replaced.

How much does it cost to replace a dishwasher water inlet valve?

The cost of a dishwasher water inlet valve replacement typically ranges from $50 to $150 for parts, with labor costs depending on the service provider. Prices may vary based on the dishwasher model and location.

How often should I clean the water inlet valve in a commercial dishwasher?

Clean the dishwasher water inlet valve at least once every six months or when you notice issues like dishwasher draining issues or poor water flow. Regular cleaning prevents mineral buildup and ensures smooth operation.