In-stock parts ship the same dayGarbage Disposer Repair FAQs: Troubleshooting, Parts & Fixes
Start by matching the symptom to the problem: not working, stopper switch will not shut off, humming but not grinding, grinding plate stuck, stopper switch will not turn on, breaker or reset button tripping, loud noise, or leaking water. Check simple causes first, including incoming power, the wall switch, reset button, jammed grinding plate, stopper position, and visible leaks. Use the garbage disposer repair help page to choose the closest troubleshooting path.
Use the model number from your garbage disposer label to filter parts that fit your exact unit. Garbage disposer parts can vary by brand, mounting style, switch type, stopper design, splash guard, gasket, and power connection, so do not rely on appearance alone. Start with garbage disposer replacement parts to narrow by model, symptom, or part category.
A garbage disposal that is not working may have a defective start switch, bad wall switch, tripped reset button, incoming power problem, stuck start switch, jammed shredding plate, or worn-out motor. Check the outlet or breaker first, then press the reset button and confirm the grinding plate turns freely. Use garbage disposal not working troubleshooting to compare the most common causes.
Yes. Disconnect power at the outlet or circuit breaker before servicing the disposer. Never put your hand inside the disposer chamber. If the reset button on the bottom of the unit has popped out, first clear any jam using the manufacturer procedure, then press the reset after the mechanism turns freely. If it trips again, continue troubleshooting the jam, motor, or electrical circuit rather than repeatedly resetting it.
Yes. Some garbage disposers use a stopper switch or batch-feed stopper that activates the start switch. If the start switch is defective, the disposer may not turn on, or it may act intermittently. Test the switch for continuity with a multimeter and replace it if it does not test correctly. Browse garbage disposer switch parts by model number.
Yes. A garbage disposer may plug into an outlet or be hardwired to a wall switch. Confirm the outlet has power, check the breaker or fuse, and test the wall switch for continuity if the unit does not respond. If the disposer has a damaged cord or power connection, match the correct part through garbage disposer power cord parts.
If a stopper switch will not shut off the disposer, the start switch may be stuck or damaged. Remove and reinsert the stopper several times to see whether the switch resets. If the disposer keeps running, unplug the power cord or shut off the breaker until the switch can be tested or replaced. Use garbage disposer stopper switch will not shut off troubleshooting to confirm the repair path.
A garbage disposal that hums but does not grind is often jammed. Disconnect power at the outlet or circuit breaker before servicing the disposer. Never put your hand inside the disposer chamber. If the model has a bottom service socket, use the disposer wrench or the manufacturer-specified Allen wrench to move the mechanism back and forth until it turns freely. If the model does not have that service feature, follow the manufacturer jam-clearing procedure instead of forcing a tool through the drain opening. Use garbage disposal hums but does not work troubleshooting before replacing the disposer.
Usually no. On most garbage disposers, the motor is not sold as a separate service part. If the motor is defective, worn out, or still hums after the grinding plate has been freed, the entire disposer typically needs to be replaced.
A stuck grinding plate can be caused by jammed food, a foreign object, worn motor bearings, or a plate that cannot rotate freely. Disconnect power at the outlet or circuit breaker before servicing the disposer. Never put your hand inside the disposer chamber. If the model has a bottom service socket, use the disposer wrench or manufacturer-specified Allen wrench to move the mechanism. Use garbage disposer grinding plate stuck troubleshooting for the recommended symptom path.
Many disposers can be freed with a disposer wrench or 1/4-inch Allen wrench inserted into the bottom of the housing. Wiggle the wrench back and forth until the grinding plate moves freely. If your unit needs a replacement wrench or service tool, check garbage disposer tool parts.
If the stopper switch will not turn on the disposer, the start switch, incoming power, wall switch, batch-feed stopper, or stuck start switch may be the cause. Check power and the breaker first, then test the wall switch or start switch if the unit still will not run. Use garbage disposer stopper switch will not turn on troubleshooting to work through the likely causes.
Yes. On batch-feed models, the stopper activates the start switch. If the stopper is worn, damaged, or not engaging the switch correctly, the disposer may not turn on. If the stopper is damaged, compare model-specific garbage disposer cap, lid, and cover parts.
A disposer that trips the breaker or reset button may have a jammed shredding plate, defective motor, failed overload, faulty safety switch, bad overload protector, water leak, or electrical short. Confirm the grinding plate turns freely and that there is no water leak before replacing electrical safety parts. Use garbage disposer trips breaker or reset button troubleshooting to narrow the cause.
Yes. If the shredding plate turns freely and there is no water leak, a faulty overload protector may open too easily or fail to reset correctly after the motor cools. Replace the component if testing confirms it is defective. Match the correct part through garbage disposer overload protector parts.
A loud garbage disposer may have a loose or damaged shredding plate, worn motor, stuck shredding components, or a foreign object inside the disposer. Disconnect power at the outlet or circuit breaker before servicing the disposer. Never put your hand inside the disposer chamber. Use a flashlight to inspect from above and use appropriate pliers or tongs to remove a visible object without reaching into the chamber. Use garbage disposer loud or noisy troubleshooting to identify the source.
Yes. Unwanted items can get into the disposer and bang around during operation. Disconnect power at the outlet or circuit breaker before servicing the disposer. Never put your hand inside the disposer chamber. Use a flashlight to locate the object and appropriate needle-nose pliers or tongs to remove it without reaching into the chamber. Run the disposer only after the object is removed, the chamber is clear, and the unit is reassembled for normal operation.
A leaking garbage disposal may have a torn sink flange gasket, damaged O-ring, torn splash guard, damaged splash guard and stopper, loose plumbing, worn washer, or leaking sink flange. Identify whether the leak is coming from the sink flange, drain pipe connection, splash guard area, or disposer body before ordering parts. Use garbage disposal leaking water troubleshooting to narrow the source.
Yes. If the O-ring is torn, broken, or no longer sealing correctly, water can leak from the disposer connection. Replace the O-ring if it is damaged rather than trying to seal around it. Match the correct replacement through garbage disposer O-ring parts.
A torn splash guard can let water or debris splash upward through the sink opening, but an under-sink leak is more often caused by the sink flange seal, O-ring, drain connection, or disposer body. On models where the splash guard is part of a combined gasket assembly, replace the damaged assembly. Compare garbage disposer gasket and seal parts by model number.
Yes. If the leak is coming from the pipe attached to the garbage disposal, the bolts, flange, slip-joint nut, washer, or gasket may be loose or worn. Tighten loose connections and replace damaged washers or gaskets. For damaged drain connections, check garbage disposer hose, tube, and fitting parts.
Common DIY replacement parts include stoppers, splash guards, O-rings, sink flange gaskets, drain pipes, power cords, switches, overload protectors, mounting hardware, and disposer tools. Disconnect power at the outlet or circuit breaker before servicing the disposer. Never put your hand inside the disposer chamber. Match every replacement by model number before ordering.
Your garbage disposer model number is usually listed on a label attached to the disposer housing, often on the side, bottom, or near the mounting area under the sink. Use the full model number, not just the brand or serial number, so you can match parts correctly. If you need help locating it, use the model number help guide before shopping for parts.
Start by matching the symptom to the problem: not working, stopper switch will not shut off, humming but not grinding, grinding plate stuck, stopper switch will not turn on, breaker or reset button tripping, loud noise, or leaking water. Check simple causes first, including incoming power, the wall switch, reset button, jammed grinding plate, stopper position, and visible leaks. Use the garbage disposer repair help page to choose the closest troubleshooting path.
Use the model number from your garbage disposer label to filter parts that fit your exact unit. Garbage disposer parts can vary by brand, mounting style, switch type, stopper design, splash guard, gasket, and power connection, so do not rely on appearance alone. Start with garbage disposer replacement parts to narrow by model, symptom, or part category.
A garbage disposal that is not working may have a defective start switch, bad wall switch, tripped reset button, incoming power problem, stuck start switch, jammed shredding plate, or worn-out motor. Check the outlet or breaker first, then press the reset button and confirm the grinding plate turns freely. Use garbage disposal not working troubleshooting to compare the most common causes.
Yes. Disconnect power at the outlet or circuit breaker before servicing the disposer. Never put your hand inside the disposer chamber. If the reset button on the bottom of the unit has popped out, first clear any jam using the manufacturer procedure, then press the reset after the mechanism turns freely. If it trips again, continue troubleshooting the jam, motor, or electrical circuit rather than repeatedly resetting it.
Yes. Some garbage disposers use a stopper switch or batch-feed stopper that activates the start switch. If the start switch is defective, the disposer may not turn on, or it may act intermittently. Test the switch for continuity with a multimeter and replace it if it does not test correctly. Browse garbage disposer switch parts by model number.
Yes. A garbage disposer may plug into an outlet or be hardwired to a wall switch. Confirm the outlet has power, check the breaker or fuse, and test the wall switch for continuity if the unit does not respond. If the disposer has a damaged cord or power connection, match the correct part through garbage disposer power cord parts.
If a stopper switch will not shut off the disposer, the start switch may be stuck or damaged. Remove and reinsert the stopper several times to see whether the switch resets. If the disposer keeps running, unplug the power cord or shut off the breaker until the switch can be tested or replaced. Use garbage disposer stopper switch will not shut off troubleshooting to confirm the repair path.
A garbage disposal that hums but does not grind is often jammed. Disconnect power at the outlet or circuit breaker before servicing the disposer. Never put your hand inside the disposer chamber. If the model has a bottom service socket, use the disposer wrench or the manufacturer-specified Allen wrench to move the mechanism back and forth until it turns freely. If the model does not have that service feature, follow the manufacturer jam-clearing procedure instead of forcing a tool through the drain opening. Use garbage disposal hums but does not work troubleshooting before replacing the disposer.
Usually no. On most garbage disposers, the motor is not sold as a separate service part. If the motor is defective, worn out, or still hums after the grinding plate has been freed, the entire disposer typically needs to be replaced.
A stuck grinding plate can be caused by jammed food, a foreign object, worn motor bearings, or a plate that cannot rotate freely. Disconnect power at the outlet or circuit breaker before servicing the disposer. Never put your hand inside the disposer chamber. If the model has a bottom service socket, use the disposer wrench or manufacturer-specified Allen wrench to move the mechanism. Use garbage disposer grinding plate stuck troubleshooting for the recommended symptom path.
Many disposers can be freed with a disposer wrench or 1/4-inch Allen wrench inserted into the bottom of the housing. Wiggle the wrench back and forth until the grinding plate moves freely. If your unit needs a replacement wrench or service tool, check garbage disposer tool parts.
If the stopper switch will not turn on the disposer, the start switch, incoming power, wall switch, batch-feed stopper, or stuck start switch may be the cause. Check power and the breaker first, then test the wall switch or start switch if the unit still will not run. Use garbage disposer stopper switch will not turn on troubleshooting to work through the likely causes.
Yes. On batch-feed models, the stopper activates the start switch. If the stopper is worn, damaged, or not engaging the switch correctly, the disposer may not turn on. If the stopper is damaged, compare model-specific garbage disposer cap, lid, and cover parts.
A disposer that trips the breaker or reset button may have a jammed shredding plate, defective motor, failed overload, faulty safety switch, bad overload protector, water leak, or electrical short. Confirm the grinding plate turns freely and that there is no water leak before replacing electrical safety parts. Use garbage disposer trips breaker or reset button troubleshooting to narrow the cause.
Yes. If the shredding plate turns freely and there is no water leak, a faulty overload protector may open too easily or fail to reset correctly after the motor cools. Replace the component if testing confirms it is defective. Match the correct part through garbage disposer overload protector parts.
A loud garbage disposer may have a loose or damaged shredding plate, worn motor, stuck shredding components, or a foreign object inside the disposer. Disconnect power at the outlet or circuit breaker before servicing the disposer. Never put your hand inside the disposer chamber. Use a flashlight to inspect from above and use appropriate pliers or tongs to remove a visible object without reaching into the chamber. Use garbage disposer loud or noisy troubleshooting to identify the source.
Yes. Unwanted items can get into the disposer and bang around during operation. Disconnect power at the outlet or circuit breaker before servicing the disposer. Never put your hand inside the disposer chamber. Use a flashlight to locate the object and appropriate needle-nose pliers or tongs to remove it without reaching into the chamber. Run the disposer only after the object is removed, the chamber is clear, and the unit is reassembled for normal operation.
A leaking garbage disposal may have a torn sink flange gasket, damaged O-ring, torn splash guard, damaged splash guard and stopper, loose plumbing, worn washer, or leaking sink flange. Identify whether the leak is coming from the sink flange, drain pipe connection, splash guard area, or disposer body before ordering parts. Use garbage disposal leaking water troubleshooting to narrow the source.
Yes. If the O-ring is torn, broken, or no longer sealing correctly, water can leak from the disposer connection. Replace the O-ring if it is damaged rather than trying to seal around it. Match the correct replacement through garbage disposer O-ring parts.
A torn splash guard can let water or debris splash upward through the sink opening, but an under-sink leak is more often caused by the sink flange seal, O-ring, drain connection, or disposer body. On models where the splash guard is part of a combined gasket assembly, replace the damaged assembly. Compare garbage disposer gasket and seal parts by model number.
Yes. If the leak is coming from the pipe attached to the garbage disposal, the bolts, flange, slip-joint nut, washer, or gasket may be loose or worn. Tighten loose connections and replace damaged washers or gaskets. For damaged drain connections, check garbage disposer hose, tube, and fitting parts.
Common DIY replacement parts include stoppers, splash guards, O-rings, sink flange gaskets, drain pipes, power cords, switches, overload protectors, mounting hardware, and disposer tools. Disconnect power at the outlet or circuit breaker before servicing the disposer. Never put your hand inside the disposer chamber. Match every replacement by model number before ordering.