The dishwasher has become a staple appliance in many modern homes, providing convenience and efficiency in cleaning dishes and utensils. However, if the dishwasher door won’t close, it hinders the functionality of the entire appliance. Not only is it frustrating, but it also leads to water leaks and possible damage to the flooring and cabinetry.
If you’re experiencing this problem, don’t worry – it’s a common issue with an array of easy solutions. In this article, we will go over seven simple ways to fix a dishwasher door that won’t close. From assessing the latch to replacing parts, we’ve got you covered.
But first, let’s take a look at the potential causes of a dishwasher door that won’t budge. A misaligned door, a damaged latch, or even a buildup of debris can all contribute to the issue. By identifying these causes, we can better understand how to go about fixing the problem.
So, let’s get started on making your dishwasher door function properly and get those dishes sparkling clean in no time.
Why Dishwasher Door Not Closing Happens
Dishwashers have become an essential appliance in many households. They make cleaning dishes less of a hassle and save us precious time and effort. But what happens when the dishwasher door won’t close? It can be an annoying and frustrating issue that can disrupt your routine.
Several reasons can cause a dishwasher door not to close properly. One of the most common is a misplaced dish or utensil that’s blocking the door’s path. It’s easy to forget to check if everything is in the right place before you close the door, but this can cause damage to the latch as the door tries to close.
Another reason the door won’t close might be a malfunctioning door latch. The latch is the mechanism that secures the door and ensures it stays closed during the wash cycle. If the latch is damaged or not aligned correctly, the door won’t close securely, and water may leak out during the wash cycle.
Sometimes, the issue isn’t with the dishwasher but with the surrounding cabinets. When installation isn’t done correctly, the dishwasher might not be levelled and result in an uneven door. It’s crucial to make sure the dishwasher is securely mounted and levelled correctly to prevent such issues.
In some cases, the dishwasher’s hinges may be misaligned or damaged during use, causing the door not to close. Age and wear and tear on the dishwasher could also play a part in why the hinges are damaged.
Finally, damaged gaskets or seals can cause the dishwasher’s door to not close securely. The gaskets are responsible for forming a tight seal between the dishwasher’s door and the body, preventing water from leaking. If the gaskets are worn out or damaged, it’s likely that it needs replacement.
Now that you have an idea about some reasons why a dishwasher door not closing happens, let’s move on to the solutions.
Before attempting any of the following methods to fix your dishwasher door, please make sure to follow these important safety warnings to avoid any potential harm:
1. Power off: Before you start any repair work, make sure that your dishwasher is disconnected from its power source. This means unplugging the unit and turning off the circuit breaker that controls it. Proceeding with power running can be dangerous and lead to electrical shock.
2. Protect your hands: Use gloves to prevent injury and limit exposure to harmful cleaning agents. Dishwashers can be harbouring mould and other germs, which can cause illness if they come into contact with your skin.
3. Be wary of sharp objects: Be careful when dealing with sharp and jagged elements such as broken glass or metal shards that may be present in the dishwasher. It is recommended to wear steel toe shoes to avoid the risk of injury.
4. Use proper tools: To make sure your repairs are effective and safe, it’s important to use the right tools. Whether it’s a screwdriver, a wrench or pliers, using the correct tool can make repairs more manageable and prevent any damage to the dishwasher.
5. Consult With an Expert: If you find the situation too challenging or hazardous, it is best to consult with an expert. Seek advice from a trained appliance technician, who can offer informed recommendations.
By following these safety tips, you’ll be able to fix your dishwasher door without compromising your safety. Most importantly, once you’ve fixed the dishwasher door, take care to ensure that the unit remains safe and secure. If you face any issues or the problem persists, seek professional help immediately.
Tools Needed to Fix Dishwasher Door Won’t Close
When it comes to fixing a dishwasher door that won’t close, having the right tools can make all the difference. Here are the tools you’ll need to fix the problem:
1. Screwdriver Set – This set should include both flat-head and Phillips-head screwdrivers.
2. Pliers – Pliers come in handy for grasping and adjusting small parts.
3. Multimeter – A digital multimeter is used to check for continuity and voltage levels.
4. Adjustable Wrench – An adjustable wrench is used to loosen or tighten fittings and connections.
5. Lubricant – A silicone-based lubricant can be used to loosen stiff hinges or latch mechanisms.
6. Cleaning Supplies – A disassembled dishwasher door can accumulate dust and debris that can interfere with the proper functioning of various components. A mild cleaner such as soap and water or a vinegar-water solution will suffice.
7. Replacement Parts – Depending on the cause of the dishwasher door not closing, replacement parts may be necessary. These may include hinges, latches, or gaskets.
Having these tools on hand will reduce frustration and make fixing a dishwasher door that won’t close an easy process. With patience and persistence, you’ll be able to have your dishwasher working again in no time.
Solution #1: Make Sure There Are No Obstructions
Have you ever experienced the frustration of trying to close the door of your dishwasher, only to find that it won’t budge? It’s a common problem that many homeowners encounter, but luckily, it’s also one of the easiest to fix.
One of the most common reasons why your dishwasher door won’t close is because there is an obstruction in the way. This could be anything from a stray utensil to a misplaced dish. Whatever the case may be, it’s important to address the obstruction as soon as possible to avoid any further complications.
To start off, turn off the dishwasher and carefully examine the inside of the unit. Look for any items that may be blocking the path of the door. If you see anything, gently remove it and try to close the door again.
In some cases, an obstruction may not be immediately visible. In these instances, you may need to do some deeper investigation. Pull out the lower rack of the dishwasher and check for any items that may have fallen through the grate and are now obstructing the door.
It’s also important to check the dishwasher’s control panel. If any buttons or settings are pressed or activated, it may prevent the door from closing properly. Make sure that all settings are turned off or reset to their default position before trying to close the door again.
If there are no visible obstructions and the control panel is clear, the problem may lie in the door latch itself. Check the latch for any signs of wear or damage. If you notice any issues, you may need to replace the latch entirely.
In summary, the first step in fixing a dishwasher door that won’t close is to check for obstructions. Whether it’s a misplaced dish or a stray utensil, removing the obstruction should be your first line of defense. With a little bit of troubleshooting, you’ll be able to get your dishwasher back in working order in no time.
Solution #2: Check the Door Seal
If your dishwasher door won’t close, the door seal could be the culprit. The door seal is a rubber gasket that lines the edges of the dishwasher door and creates a tight seal to keep water from leaking out of the dishwasher while it’s running. Over time, the door seal can become worn, cracked, or damaged, which can prevent the door from closing properly. Here’s what you can do to check the door seal:
1. Inspect the door seal for damage: Start by visually inspecting the door seal for any signs of damage, such as cracks, tears, or deformations. If the door seal looks damaged, you’ll need to replace it to fix the problem.
2. Clean the door seal: If the door seal looks okay but the door still won’t close, it’s possible that it’s dirty or has debris stuck to it. Use a damp cloth to wipe down the door seal and remove any dirt or debris that might be interfering with the door’s ability to close properly.
3. Apply lubricant: If the door seal looks good and is clean, try applying a small amount of dish soap or silicone lubricant to the seal. This can help the door slide more easily and create a better seal.
4. Adjust the door latch: If the door still won’t close after trying the above steps, you may need to adjust the door latch. Use a screwdriver to adjust the door latch to ensure that it’s aligned properly and making contact with the door seal.
Remember, the door seal is a critical component of your dishwasher, and a damaged or dirty seal can cause your dishwasher to leak water or prevent it from running properly. By checking the door seal regularly and keeping it clean and well-maintained, you can extend the life of your dishwasher and keep it running smoothly.
Solution #3: Adjust the Latch
If your dishwasher door won’t close, the problem may lie with the latch. Over time, the latch can become misaligned or loose, preventing the door from closing properly. Luckily, adjusting the latch is a simple fix that can be done in just a few minutes.
To adjust the latch, start by inspecting it closely. Look for any signs of wear or damage, such as cracks or missing pieces. If you notice any damage, you may need to replace the latch entirely. If the latch appears to be in good condition, you can proceed with adjusting it.
Start by loosening the screws that hold the latch in place. You don’t need to remove them entirely; just loosen them enough to allow the latch to move. With the screws loose, gently adjust the latch so that it lines up with the strike plate on the dishwasher body. You may need to experiment with the latch placement a bit to get it just right.
Once you’re satisfied with the latch placement, tighten the screws back up. Give the door a test to make sure it closes properly. If it still won’t close, you may need to adjust the latch further or try another solution.
Adjusting the latch can be a bit tricky, but it’s a relatively easy fix that can save you time and money. If you’re unsure about adjusting the latch, it may be helpful to consult your dishwasher’s user manual or contact a professional for assistance.
In summary, adjusting the latch can be an effective solution when your dishwasher door won’t close. Take your time to inspect the latch and make small adjustments until it lines up with the strike plate. With a little patience and effort, you’ll be able to get your dishwasher back up and running in no time.
Solution #4: Replace the Strike Plate
If your dishwasher door won’t close properly, one of the common culprits is the strike plate. Over time, the strike plate can become damaged or loosen, causing the door latch to no longer align properly. Luckily, replacing the strike plate is a simple and affordable fix that can restore your dishwasher’s functionality.
To replace the strike plate, you will need a Phillips screwdriver and a new strike plate that is compatible with your dishwasher model. Here’s how to do it:
1. Turn off the power to the dishwasher by unplugging it or turning off the circuit breaker.
2. Open the dishwasher door and locate the strike plate. It is typically located on the frame of the dishwasher, opposite the latch mechanism.
3. Use a Phillips screwdriver to remove the screws that hold the strike plate in place. Be sure to keep the screws in a safe place so you can reuse them.
4. Once the strike plate is removed, inspect it for any signs of damage or wear and tear. If it looks worn or damaged, it’s time to replace it.
5. Install the new strike plate by aligning it with the screw holes and inserting the screws. Tighten the screws firmly but not too tightly, as over-tightening can cause the strike plate to become misaligned.
6. Test the door to make sure it latches properly. If it still doesn’t close properly, you may need to repeat the steps to ensure that the strike plate is properly aligned.
Replacing the strike plate is a quick and easy solution that can save you from having to call in a professional. Just make sure to choose the right strike plate for your dishwasher model so that it fits perfectly. With the right tools and the proper technique, you can have your dishwasher door functioning like new in no time.
Solution #5: Adjust the Hinges
If you’ve exhausted all the previous solutions and your dishwasher door still won’t close properly, it’s time to take a look at the hinges. Over time, the hinges can become misaligned due to wear and tear or from an accidental bump. Fortunately, adjusting them is a fairly easy fix that doesn’t require any special tools.
1. Start by opening the dishwasher door all the way and examining the hinges. Look for any signs of damage, such as rust or bending. If the damage is severe, it may require replacement by a professional.
2. If there is no visible damage, adjust the hinges by loosening the screws that hold them in place. You may need to use a screwdriver or a wrench to do this.
3. Once the screws are loosened, adjust the position of the door by gently lifting or pulling it until it is properly aligned with the frame of the dishwasher.
4. Tighten the screws back in place to hold the hinges in their new position.
5. Test the door to see if it now closes properly. If it is still misaligned, continue to adjust the hinges until the door operates smoothly.
6. If the hinges themselves are damaged and need to be replaced, contact a professional or the manufacturer for the correct parts and instructions on how to replace them.
By adjusting the hinges, you can often restore proper alignment to your dishwasher door and prevent leaks and other problems. It’s a simple fix that can save you the cost and frustration of a more complicated repair or replacement. Remember to check and adjust any other loose parts, such as the latch and gasket, to ensure all components are working together smoothly.
Solution #6: Replace the Door Springs
If the dishwasher door still doesn’t close properly, it may be time to replace the door springs. These springs are responsible for controlling the movement of the dishwasher door and ensuring that it opens and closes smoothly.
Fortunately, replacing the door springs is a relatively simple process that can be completed with just a few basic tools and some patience. Here’s how to do it:
Step 1: Turn off the power to the dishwasher by unplugging it or shutting off the circuit breaker that controls it.
Step 2: Open the dishwasher door and remove the screws that hold the access panel in place.
Step 3: Locate the door springs. There will be two of them – one on each side of the door.
Step 4: Carefully remove the old door springs by detaching them from the dishwasher and the door. Take note of how they are attached so that you can easily install the new ones.
Step 5: Install the new door springs by attaching them to the dishwasher and the door, using the same method as the old ones.
Step 6: Test the door to make sure it opens and closes smoothly.
Step 7: Replace the access panel and screws.
Step 8: Turn the power back on and test the dishwasher to ensure that it is working properly.
Replacing the door springs is often an effective way to fix a dishwasher door that won’t close, and it’s relatively simple to do. If you’re not comfortable doing it yourself, however, it’s always a good idea to call in a professional to avoid causing further damage to your appliance.
Solution #7: Replace the Door Gasket
If none of the previous solutions have worked for you, the culprit for your dishwasher door not closing properly may be a worn-out or damaged door gasket. The door gasket is a rubber seal that runs along the door frame to prevent water and debris from leaking out during a cycle. Over time, this gasket can deteriorate or tear, causing the door to not close completely.
The good news is that replacing the door gasket is a quick and easy fix that can be done by most homeowners. Here are the steps to follow:
Step 1: Turn off the power to your dishwasher by unplugging it or turning off the circuit breaker.
Step 2: Locate the door gasket. It is usually attached to the edge of the dishwasher opening with a groove or channel.
Step 3: Carefully peel off the old gasket from the channel. Be sure to remove any remaining adhesive or debris.
Step 4: Measure the length of the channel and cut the new gasket to size. You can purchase a replacement gasket from most home improvement stores or online.
Step 5: Apply a small amount of adhesive (if necessary) to the channel and press the new gasket into place. Be sure the gasket is aligned correctly and snugly fits into the channel.
Step 6: Allow the adhesive to dry completely before turning the power back on and running a cycle.
Replacing the door gasket is a simple and effective fix for a dishwasher door that won’t close properly. Not only will it improve the efficiency of your dishwasher, it can also prevent costly water damage to your home.
How to Replace the Strike Plate
Another issue that may cause your dishwasher door to not close properly is a faulty strike plate. The strike plate is the small metal piece attached to the dishwasher frame that the door latch clicks into when the door is closed.
Over time, the strike plate may become worn or damaged, causing it to not properly engage with the door latch. This can result in the door not being able to close properly, leading to leaks and other issues.
Replacing the strike plate is a relatively simple process that can be done using a few household tools. Here’s how to do it:
1. Turn off power to the dishwasher by unplugging it or turning off the circuit breaker.
2. Open the dishwasher door and locate the screw that is holding the strike plate in place. This will likely be located on the side of the dishwasher frame.
3. Use a screwdriver to remove the screw and pull the strike plate away from the frame.
4. Take note of how the old strike plate was positioned and lined up with the door latch. This will help you position the new strike plate correctly.
5. Using the same screw hole, attach the new strike plate to the dishwasher frame with a screwdriver.
6. Test the new strike plate by closing the door and ensuring that the door latch clicks securely into place.
7. Turn the power back on to the dishwasher and test again by running a cycle.
Replacing a faulty strike plate is a quick and easy fix that can save you from costly repairs down the line. By following these steps, you can have your dishwasher door closing properly in no time.
How to Adjust the Hinges
If you’ve inspected the seals and latch mechanism on your dishwasher door but still can’t get it to close, the problem may be with the hinges. Over time, hinges can loosen or become misaligned, resulting in a door that won’t shut properly.
Luckily, adjusting the hinges is a relatively simple fix that only requires a few basic tools. Here’s how to do it:
1. Locate the hinge on the side that is causing the problem. You may need to remove a cover plate to access it.
2. Loosen the screws holding the hinge in place, but don’t remove them completely.
3. Carefully lift or lower the door until it sits flush with the frame. You may need to have someone hold the door in place while you adjust the hinge.
4. Tighten the screws back in place and check to see if the door now closes properly. If not, continue to the next step.
5. If the door still won’t close, try adjusting the other hinge in the same way.
6. If both hinges have been adjusted and the door still won’t close, it may be time to replace the hinges altogether. Consult your dishwasher’s user manual or a professional repairperson for assistance with this task.
By following these simple steps, you can easily adjust your dishwasher’s hinges and get that stubborn door to close properly. Remember to take any necessary safety precautions and always consult the manufacturer’s guidelines before attempting any repairs.
How to Replace the Door Springs
If the door springs are the culprit behind your dishwasher door not closing, replacing them could be the solution to your problem. These springs are responsible for counterbalancing the weight of the door and holding it in place while it’s open. Over time, they may become worn or break altogether, making it difficult or impossible for the door to close properly. Here’s how to replace them:
1. Unplug the dishwasher and turn off the water supply. Before you begin any repair work on your dishwasher, you should always ensure that the power source and water supply are turned off to avoid any accidents.
2. Locate the door springs. The door springs are usually located at the bottom corners of the dishwasher door. They are attached to the door and the dishwasher frame with hooks or brackets.
3. Remove the old springs. Using pliers, carefully detach the old door springs from the hooks or brackets that hold them in place. Be sure to hold onto the springs as you remove them, as they may be under tension.
4. Install the new springs. You can purchase replacement door springs from your local home improvement store or online. Attach the new springs to the hooks or brackets in the same manner as the old springs. Make sure the springs are properly aligned and adjusted to ensure the door will close smoothly.
5. Test the door. Once the new springs are in place, carefully lower the dishwasher door and test it to see if it closes properly. If it still doesn’t close correctly, you may need to adjust the tension on the springs or check for other issues that may be preventing the door from closing.
By following these steps, you should be able to replace your dishwasher door springs easily and effectively. In some cases, however, you may want to consider consulting a professional dishwasher repair technician if you are uncomfortable with the repair process or if your dishwasher has other issues that may be contributing to the problem. In either case, putting in the effort to fix a dishwasher door that won’t close will help keep your kitchen running smoothly and make dishwashing a breeze.
How to Replace the Door Gasket
When your dishwasher door won’t close properly, the issue could be with the door gasket. This component is responsible for creating a watertight seal around the dishwasher’s door.
If you suspect that the door gasket is causing the problem, you can replace it on your own. Here’s how:
Step 1: Turn off the power to your dishwasher. This may involve unplugging the machine or turning off the circuit breaker that powers it.
Step 2: Locate the door gasket. This may be attached to the door or the dishwasher itself, depending on your model.
Step 3: Remove the old gasket. This may require pulling it off or removing screws that hold it in place.
Step 4: Clean the area around the gasket. Use a soft cloth and a mild detergent to remove any residue.
Step 5: Install the new gasket. Press it into place, ensuring that it sits snugly against the dishwasher door and frame.
Step 6: Test the door. Close the door and make sure it seals properly. If it doesn’t, adjust the gasket until it does.
Step 7: Turn the power back on. Once you’ve confirmed that the new gasket is working correctly, you can plug the dishwasher back in or turn the circuit breaker back on.
Replacing a door gasket is a relatively quick and easy fix for a dishwasher door that won’t close. It’s also an affordable solution that can save you the cost of a service call from a repair technician. Just be sure to source the correct replacement part for your model of dishwasher to ensure a proper fit.
Maintaining Your Dishwasher Door
Maintaining your dishwasher door is essential to prevent it from malfunctioning. Even if your dishwasher door is currently working fine, it is good practice to perform routine maintenance to ensure its longevity.
Here are some tips on how to maintain your dishwasher door:
1. Keep hinges lubricated: Proper lubrication is vital to keep the dishwasher door functioning smoothly. Make sure to lubricate the hinges at least once a year or whenever you hear creaking or grinding noises.
2. Check the door seal: The door seal keeps water from leaking out of the dishwasher. Check it regularly, and if you notice any cracks or tears, replace it immediately. A damaged seal can result in a door that won’t close properly.
3. Tighten loose screws: Loose screws on the door can cause misalignment, which can result in a door that won’t close. If you notice any loose screws, tighten them using a screwdriver.
4. Clean the door and control panel: Wipe the door and control panel with a damp cloth. This will help keep the door free from any buildup that can get in the way of proper operation.
5. Replace broken parts: If you notice that any parts of the dishwasher door are broken, such as the latch or handle, replace them immediately. Damaged parts can cause the door to malfunction, which can result in a dishwasher that won’t work properly.
6. Run hot water before starting a cycle: Running hot water in your sink for a few seconds before starting a cycle will give your dishwasher a head start on heating up the water. This will help ensure that the dishwasher door’s gasket expands, creating a proper seal.
7. Don’t overload your dishwasher: Overloading your dishwasher can cause misalignment, which can result in a door that won’t close. Only load your dishwasher to its recommended capacity, and make sure dishes are positioned properly.
By following these simple steps, your dishwasher door should remain in good working order for years to come. Remember, proper maintenance is the key to preventing any dishwasher door issues from happening.
When to Call a Professional
While fixing a dishwasher door may seem like a simple task, some issues could require the help of a professional. For instance, if the door latch or hinges are broken, it’s best to call a trained technician.
Another situation that requires professional help is if the dishwasher door is not closing because of a faulty dishwasher motor. If you hear a humming sound but the motor is not running, it may have to be replaced. This task is best left to a professional, as it involves electrical work.
If you have tried all the solutions on our list, but the dishwasher door still won’t close, it’s time to call for help. DIY repairs can be cost-effective, but tinkering with complex mechanisms can be dangerous. In addition, if you attempt to fix the problem and end up causing more damage, you may end up spending more in the long run.
Hiring a professional to fix your dishwasher door can give you peace of mind knowing that the issue has been correctly diagnosed and resolved. Dishwasher repair technicians have specialized tools and training to fix all kinds of issues, and they can also offer advice on how to prevent future problems.
In conclusion, if you have tried all the solutions we’ve provided and the dishwasher door still won’t close, call a professional. Attempting to fix a faulty dishwasher door could be dangerous, especially if you’re not familiar with the inner workings of your dishwasher. So, sit back, relax and have a certified technician take care of the problem for you.
Frequently Asked Questions
1. Why does my dishwasher door keep popping open during the wash cycle?
There could be several reasons why your dishwasher door is popping open, but one of the most common reasons is due to a malfunctioning latch. If the latch isn’t properly engaging, it will cause the door to pop open during the wash cycle. Another reason could be that your dishwasher is not level and the weight of the dishes is causing the door to open.
2. How do I know if the latch is broken or malfunctioning?
You can inspect the latch for any visible damage or wear. Sometimes, if the latch is worn out, it will not engage properly and cause the door to pop open. In this case, you may need to replace the latch. If you are unsure, it is best to call a professional for a more accurate diagnosis.
3. Can I fix the latch myself?
If you have some basic handyman skills, you can fix the latch yourself. First, remove the door panel and inspect the latch for any visible damage. If the latch is worn out, you can replace it with a new one. Be sure to follow the manufacturer’s instructions carefully.
4. What if the latch is not the issue?
If the latch is not the issue, you can also check the hinges to see if they are worn out or damaged. If the hinges are damaged, you may need to replace them. Another issue could be that the dishwasher is not level, causing the door to pop open. You can check the level of your dishwasher and adjust accordingly.
5. What if none of these solutions work?
If none of these solutions work, it is best to call a professional technician. There could be an issue with the dishwasher’s electronic control or wiring that requires a professional to diagnose and fix the problem. It is always best to err on the side of caution and call a professional if you are unsure or uncomfortable with fixing the issue yourself.
In conclusion, a dishwasher door that won’t close can be a frustrating problem to deal with. However, with these seven easy fixes, you can quickly get your dishwasher back up and running. Remember to start with the simplest solution, such as removing any obstructions or checking for damage to the door seal. If the issue persists, move on to the more complex fixes, such as adjusting the latch or leveling the feet.
It’s important to keep in mind that regular maintenance can prevent a lot of these issues from occurring in the first place. Make sure to clean your dishwasher regularly and handle the door with care to avoid unnecessary wear and tear.
By following the tips outlined in this article, you can save yourself time and money by fixing your dishwasher door yourself rather than having to call in a professional. With a little patience and perseverance, you’ll be able to enjoy a fully functional dishwasher once again. Happy home improvement!
1. “How to Fix a Dishwasher Door That Doesn’t Close” by The Spruce, https://www.thespruce.com/dishwasher-door-wont-close-4143879
2. “Dishwasher Door Won’t Close or Latch” by Repair Clinic, https://www.repairclinic.com/RepairHelp/How-To-Fix-A-Dishwasher/96-5–/Dishwasher-door-won-t-close-or-latch
3. “Troubleshooting a Dishwasher Door That Will Not Close Properly” by Home Guides, https://homeguides.sfgate.com/troubleshooting-dishwasher-door-not-close-properly-25623.html
These sources offer valuable insights and tips for fixing a dishwasher door that won’t close. These experts in home improvement provide different approaches and techniques in addressing this issue, allowing readers to have a better understanding of the root cause. By providing these references, readers can gain more knowledge on how to troubleshoot and solve the problem with ease. It is important to take note that certain dishwasher models and brands may require specific solutions, so readers should carefully follow the recommended tips for their specific unit.