How To Unclog Garbage Disposal
A garbage disposal is a handy kitchen appliance, making quick work of food scraps and keeping kitchen sinks clean. However, it’s not invincible and can become clogged, causing a hassle for daily kitchen routines. When a garbage disposal clogs, it can be because of various causes, from food waste buildup to non-food objects blocking the blades. In this guide, we’ll explore why garbage disposals get clogged, practical methods to clear a clog, and preventative steps to keep your disposal running smoothly.
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Why is My Garbage Disposal Not Draining?
Garbage disposals make kitchen cleanup much easier by grinding food waste into small particles that can easily pass through your drain. However, several factors can lead to clogging issues, preventing your garbage disposal from draining as it should. If you’re facing a clog or slow drainage, it may be because of one of the following common causes:
1. Not Using Enough Water
Proper water flow is essential when running your garbage disposal. Cold water helps flush food particles through the disposal and down the drain. If you run the disposal without enough water, ground-up food can collect in the pipes, building up over time and leading to clogs. To prevent this, always keep cold water running before, during, and after using the disposal to clear away any residue effectively.
2. Using Hot Water While Running the Disposal
Hot water can seem like a good choice for cleaning, but it’s counterproductive when it comes to your garbage disposal. Hot water softens and spreads grease, fat, and oils, which can then cling to the disposal’s components or coat the inside of pipes. This creates sticky residue that traps food particles and can lead to blockages. Cold water, on the other hand, solidifies fats, allowing the blades to break them up more efficiently and preventing buildup.
3. Overloading the Disposal with Too Much Food at Once
Garbage disposal units are designed to handle small amounts of food waste in batches. Trying to grind a large quantity of food at once can jam the disposal and stop it from working efficiently. Overloading the disposal creates a strain on the blades and can lead to clogs in the pipes as food waste backs up. To avoid this, gradually feed small amounts of waste into the disposal, allowing it to grind each batch thoroughly before adding more.
4. Grinding Incompatible Food Items
Certain foods can easily clog your garbage disposal or drain. Items like eggshells, coffee grounds, and fibrous vegetables such as potato peels or banana peels are better off in the trash. These items don’t grind up easily and can cause clumps that clog the pipes. Coffee grounds, for instance, tend to form a paste that sticks to the disposal’s internal components, while fibrous peels wrap around the blades, slowing down the grinding process and eventually clogging the drain.
5. Lack of Regular Cleaning
Regular maintenance is essential for keeping your garbage disposal free of buildup and odors. If the disposal isn’t cleaned frequently, grease, food residue, and grime can accumulate, eventually causing clogs. To keep your disposal clean, use a specialized disposal cleaner once a week or simply run a mixture of baking soda and vinegar through it, followed by a rinse of cold water. Ice cubes can also help sharpen the blades and dislodge stuck debris.
How To Unclog Garbage Disposal Step by Step:
Even with regular maintenance, garbage disposals can clog over time due to food buildup, grease, or improper use. If your disposal is clogged, don’t worry; follow these steps to clear it out safely and effectively without needing commercial products.
Step 1: Disconnect the Power
Before doing any garbage disposal work, it’s essential to disconnect the power to ensure your safety. Start by turning off the wall switch that powers the disposal. If your disposal is plugged into an outlet, simply unplug it. For hardwired units, locate the circuit breaker that controls the disposal and switch it off there. Double-check by briefly turning on the disposal to confirm it’s completely disconnected from any power source.
Step 2: Inspect for Visible Clogs
With the power off, remove the rubber guard (splash guard) from the disposal’s opening if possible. Use a flashlight to inspect inside the disposal. Using tongs or pliers, carefully reach in to remove any food debris or clogs. Avoid using your hands to prevent injury from the disposal’s blades. Pull out any items or clumps that might be obstructing the disposal’s operation.
Step 3: Flush with Hot Water
After removing visible debris, use hot water to help break down any residual buildup. Boil a kettle of water and pour it slowly down the drain, allowing the heat to dissolve grease and loosen smaller food particles. Let it sit for five to ten minutes to work its way through the pipes, helping to clear any remaining clogs or residue inside the disposal and drain.
Step 4: Use a Baking Soda and Vinegar Solution
If the clog persists, a natural cleaning solution made with baking soda and vinegar can help. Pour half a cup of baking soda into the disposal, followed by a cup of white vinegar. The mixture will fizz as it breaks down grime and residue. Allow it to sit for about ten to fifteen minutes, then flush with another pot of boiling water to rinse away any loosened particles.
Step 5: Plunge the Drain (If Needed)
If there’s standing water in the sink, a plunger can help dislodge the clog. Place the plunger over the disposal drain if you have a single sink. For double sinks, block the other drain to keep pressure on the clogged side. Plunge firmly up and down to move any trapped particles. Afterward, run cold water to check if the clog has cleared.
Step 6: Rotate the Disposal Blades
If your garbage disposal isn’t functioning as expected, resetting the unit may be necessary. Often, when the disposal encounters a jam or overheats, a built-in safety switch will trip, requiring a reset before it can be used again.
Locate the reset button, typically found at the base or bottom of the unit—refer to your disposal’s manual if you’re unsure of its exact position. Press the reset button, then restore power to see if the disposal resumes normal operation.
The majority of garbage disposals feature a rotating slot that permits you to manually spin the grinding blades using a hexagonal or Allen wrench. Use your disposal model’s manual to locate the turning hole. Insert the hex or Allen key and rotate it a few times to turn the blades manually. This can often release any jam that may be causing the issue. If you find that the impellers won’t turn, it may be best to contact a garbage disposal service professional to avoid further damage.
Step 7: Remove and Clean the P-Trap
If the disposal still doesn’t drain, the clog may be in the P-trap, the U-shaped pipe under the sink. Place a bucket underneath to catch any water or debris. Using channel-lock pliers, carefully loosen the fittings and remove the P-trap. Use a brush or wire to clear any blockages inside, then rinse the P-trap thoroughly before reattaching it.
Step 8: Clean the Trap Arm
The trap arm connects the P-trap to the wall pipe. Place a bucket beneath it, loosen the fittings, and gently remove the trap arm. Inspect this section for any remaining debris, using a brush or wire to clean it out. Once clear, reattach the trap arm and tighten the fittings securely.
Final Step: Test the Garbage Disposal
After reassembling everything, restore power to the disposal. Run cold water and briefly turn on the disposal to check if it’s draining properly. If water flows smoothly, you’ve successfully unclogged and cleaned your garbage disposal. Regular maintenance like this can keep your disposal running efficiently and prevent future clogs.
Even with regular maintenance, garbage disposals can clog over time due to food buildup, grease, or improper use. If your garbage disposal is clogged, don’t worry—follow these step-by-step instructions to help clear it out safely and effectively.
How To Unclog a Garbage Disposal That Won’t Spin
If your garbage disposal is humming but the blades won’t spin, it’s likely jammed. You can follow these methods to safely resolve this issue. Remember, always disconnect the power source before attempting any fix to avoid accidents.
1. Press the Reset Button
First, turn off the garbage disposal by unplugging it or switching off the circuit breaker. Locate the reset button, usually a red button on the bottom or side of the unit. Press the reset button firmly. Then, restore power and try turning the disposal on again. If the blades still won’t spin, move to the next method to manually unjam the unit.
2. Use an Allen Wrench to Free the Blades
If pressing the reset button didn’t work, you can try using an Allen wrench. Disconnect the power again, then locate the hexagon-shaped slot on the bottom of the garbage disposal. Insert a four-sided Allen wrench into this slot, and rotate it clockwise and counterclockwise several times. This movement should help free up any jammed food particles or other debris lodged within the unit. Reconnect the power, turn on the disposal, and check if the blades are now moving freely.
3. Use a Wooden Handle as Leverage
If your garbage disposal doesn’t have a reset button or a hexagon slot, you can use a wooden handle, such as a broomstick, to manually free the blades. Insert the wooden handle into the disposal drain and gently position it against the disposal blades. Move the handle back and forth to apply pressure, which should help unjam the stuck blades. Avoid using your hands, as the blades are sharp. After freeing the blades, use pliers or tongs to carefully remove any dislodged debris.
How to Prevent Garbage Disposal Clogs
Preventing garbage disposal clogs is straightforward and can save you from unpleasant plumbing issues. A garbage disposal efficiently transforms food scraps into liquid waste, but certain practices can hinder its operation and lead to blockages. By understanding what to avoid and how to use your disposal correctly, you can keep your kitchen sink running smoothly.
Avoid Inserting Incompatible Foods
One of the most effective ways to prevent clogs is to be mindful of what you put down at the disposal. Not all food scraps are suitable for grinding. Some items, like eggshells and coffee grounds, can break down into small particles that stick to grease and sludge, leading to blockages. Additionally, fibrous foods such as banana peels, celery, and artichokes can tangle in the disposal’s impellers, making them ineffective.
To keep your garbage disposal in good condition, avoid placing the following items in it:
- Bones
- Olive pits
- Corn cobs
- Grease and oil
- Pasta
- Rice
- Non Food items
For nonfood waste, consider using a trash compactor. This environmentally friendly option can help compress your garbage, making it easier to manage without overloading your disposal.
Feed the Disposal Gradually
When using a garbage disposal, patience is crucial. It can be tempting to dump a large quantity of food scraps into the disposal at once, but this can lead to clogs. Instead, cut larger food items into smaller, manageable pieces, and feed them into the disposal gradually. This approach allows the unit to process the food effectively and reduces the risk of blockages. Rushing this process can overwhelm the disposal, leading to potential jams.
Utilize Ample Cold Water
Once the disposal has finely ground the food waste, it relies on a sufficient flow of water to carry the waste down the drain. Inadequate water can lead to buildup, resulting in clogs. Therefore, it’s essential to run plenty of water while the disposal is in use and for at least 30 seconds afterward to flush the system. This ensures that all food particles are washed away completely.
Stick to Cold Water Only
Another key tip is to use cold water exclusively when operating your garbage disposal. While hot water may seem helpful, it can cause fats and oils to liquefy, allowing them to adhere to the sides of your pipes and contribute to clogs. Cold water keeps food waste solid, making it easier to move through the disposal and down the drain. By adhering to this practice, you’ll significantly reduce the chances of a blockage.
Regular Maintenance and Care
In addition to the above tips, consider regular maintenance for your garbage disposal. Running it periodically, even without food waste, can help keep the blades sharp and the unit functioning smoothly. You can also grind ice cubes occasionally, which can clean the blades and remove any residue.
Can I Use Boiling Water to Unclog a Garbage Disposal?
While it’s not recommended to use hot water daily, as it can melt fats and contribute to clogs, boiling water can sometimes help clear out certain types of blockages. When dealing with a clog, carefully pour a kettle of boiling water down the disposal drain, and immediately run the disposal. The boiling water can help soften and break down food particles. This method is best used sparingly to avoid future clogs from fat buildup.
Will Baking Soda and Vinegar Unclog a Garbage Disposal?
Yes, baking soda and vinegar can help clear minor clogs. Add a cup of baking soda into the disposal, then follow it up with a similar quantity of vinegar. The mixture will fizz, breaking down any soft blockages. Wait about 20 minutes to let the solution work, then rinse with hot water. This natural solution can be effective for small clogs and helps deodorize your disposal in the process.
When to Call a Professional
If your garbage disposal still won’t drain or continues to clog, it may indicate a more complex plumbing issue. Some common problems with garbage disposals include buildup from grease and fibrous foods, worn-out blades, or a jammed impeller. Additionally, older or improperly installed disposals may experience persistent drainage issues.
When these issues arise, it’s best to consult a professional. Reach out to a licensed plumber from Derks Plumbing for a thorough inspection of your disposal and drain pipes. Our plumbers have the specialized tools and expertise to safely address and resolve even the most challenging clogs and ensure your disposal functions smoothly.