Garbage Disposal Repair & Installation in Birmingham, AL

A disposal that hums without turning almost always has something jammed against the impellers - the manual reset button and the offset wrench that comes with most units usually clears it without a service call. A disposal that leaks from the bottom, though, means the seal around the motor has failed, and that's a replacement rather than a repair, since the seal isn't a separately serviceable part on most residential units.

A disposal that trips its own circuit breaker repeatedly, rather than just the reset button on the unit, usually means the motor itself is failing and drawing too much current. That's worth mentioning on the call, since it changes the diagnosis from a simple jam to a likely replacement.

Disposals are rated by horsepower, and a household that runs a lot of food waste through the sink benefits from a higher-horsepower unit than the builder-grade minimum that often comes installed in new construction. Installation includes confirming the sink flange seals properly, connecting to the dishwasher drain line correctly if one is present, and testing under running water before the job is called done.

Alabama's state building code adopts the International Plumbing Code (IPC), and a proper installation includes an air gap or the equivalent code-compliant configuration on the dishwasher connection, not just a direct hose splice, to prevent wastewater from siphoning back into the dishwasher.

Running cold water for a short time before and after use helps solidify any grease in the unit so it grinds and flushes through rather than coating the impellers over time. Avoiding fibrous scraps (celery, corn husks, onion skins) and hard items (bones, fruit pits) reduces jam frequency significantly compared to treating the disposal as a catch-all for any food waste.

An occasional bad smell is usually solved by grinding ice cubes with a bit of citrus peel, which scrubs the impeller chamber without any chemicals.

A disposal that's original to a home built decades ago is also worth considering for replacement even if it's still technically working, since older units run at lower horsepower than what's commonly available now and often lack modern noise-insulation features.

A disposal backing up into the sink rather than draining properly sometimes points to the branch drain line rather than the disposal itself - see drain cleaning & unclogging if clearing the disposal doesn't resolve a slow drain.

• Turn off power to the unit at the switch or breaker before attempting to clear a jam.
• Never put your hand inside the disposal, even with power off - use tools instead.
• Note whether the issue is no power, humming without spinning, or leaking, when you call.