How to Fix a Broken Garbage Disposal

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  • August 14, 2024
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Garbage disposals are a modern convenience found in many kitchens across St. George, Utah. They help manage kitchen waste by grinding up food scraps so they can be washed away down the drain. However, like any appliance, garbage disposals can break down. Understanding how to troubleshoot and fix a broken garbage disposal can save you time and possibly avoid a call to the plumber. Here’s a detailed guide on diagnosing issues and fixing a broken garbage disposal.

Step 1: Identify the Problem

The first step in fixing a broken garbage disposal is to determine what the issue is. Common problems include the disposal not turning on, making humming sounds without grinding, or leaking.

  • Disposal Doesn’t Turn On: Check if the disposal is plugged in. Next, press the reset button found on the bottom of the unit. If it still doesn’t work, check your breaker box to ensure the circuit hasn’t tripped.
  • Humming Sound: If the disposal makes a humming sound but doesn’t grind, it’s likely jammed. This is often caused by a foreign object or tough food waste that the disposal can’t process.
  • Leaks: Leaks can occur at various points of the garbage disposal. Common areas include the sink flange, dishwasher connection, or drain pipe.

Step 2: Turn Off the Power

Safety first! Before attempting any repairs, make sure the power to the garbage disposal is turned off. You can do this by unplugging the unit or turning off the breaker that powers the disposal.

Step 3: Clear a Jam

If your disposal is jammed:

  1. Use an Allen Wrench: Insert an Allen wrench into the hex-shaped hole on the bottom of the disposal unit. Turn it back and forth to free up the masher plate.
  2. Check for Obstructions: If the Allen wrench doesn’t clear the jam, you may need to look inside the disposal for obstructions. Use tongs or pliers (never your hands) to remove any objects.

Step 4: Reset the Disposal

After clearing a jam, always press the reset button on the bottom of the unit. This can often resolve any remaining issues by restoring power to the disposal.

Step 5: Fixing Leaks

  • Sink Flange Leak: If the leak is at the sink flange, tighten the mounting bolts. If the leak persists, you may need to reseal the flange with plumber’s putty.
  • Dishwasher Connection Leak: Check the hose that connects the dishwasher to the disposal. Tighten the clamp if loose or replace the hose if damaged.
  • Drain Pipe Leak: Ensure the bolts connecting the drain pipe are tight. Replace the gasket or sealant if these connections continue to leak.

Step 6: Test the Disposal

Once you’ve addressed the problem, restore power to the unit and test it by running water and turning on the disposal. Listen for any unusual noises and check for leaks again to ensure everything is running smoothly.

Maintenance Tips

Prevent future issues with your garbage disposal by following these maintenance tips:

  • Run Cold Water: Always run cold water when using the disposal to help solidify any grease or oil, which can then be ground up before reaching the trap.
  • Avoid Hard Objects: Keep hard objects out of the disposal. Items like bones, fruit pits, and non-food materials can damage the blades or cause jams.
  • Clean Regularly: Regularly clean your disposal by grinding ice cubes, which can help sharpen the blades, and flush with a mix of vinegar and baking soda to eliminate odors.

When to Call a Professional

If your garbage disposal issues persist or if you feel uncomfortable performing any steps, it’s wise to call a professional. Red Rock Plumbing in St. George offers expert garbage disposal repair services that can quickly and safely resolve any issues you might encounter.

For more information on our services or to schedule a consultation, visit our website at Red Rock Plumbing.