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How a Trash Compactor Works
How Your KitchenAid Trash Compactor Works
A trash compactor uses a powered ram to compress everyday waste into a smaller, denser bundle. By reducing trash volume, you can change bags less often, help control odors with the right liners and filters, and free up space in your kitchen. Knowing how the system operates and how to use a trash compactor safely supports better performance and a longer appliance life. If you are wondering how a trash compactor works or asking how does a trash compactor work, the basics below explain the process.
The compacting ram is the part of the compactor which compresses the trash. The compacting ram does not go to the bottom of the drawer. You will not see compacting of trash the first few times you load the compactor. The compactor drawer should be more than half full before the compactor can begin to compress the load. You may hear a noise when glass breaks. Strong glass bottles may not break at all. The trash in a full compactor bag will be about one-quarter the size of its original bulk.
Load bulky trash, bottles, and cans in the center of the drawer. Bottles or cans not placed in the center may become caught between the ram and the drawer. The Drawer Monitor Switch then senses a "missload" and causes the ram to return to the "up" position without compacting.
NOTE: You will not see compacting of trash the first few times you load the compactor. The compactor drawer should be about half full before the compactor can begin to compress the load.
How to Open Your Trash Compactor
- Open the drawer.
- Lift and pull the handle or press the foot pedal to open the drawer.
NOTE: Pressing the foot pedal opens the container only 3" to 6" (7.6 cm to 15.2 cm), depending on the load.
Safe Use, Maintenance, and What You Can and Cannot Compact
Follow safe practices every time: keep hands away from the drawer opening and ram path, load items gently, and operate only with the drawer fully closed and latched. Many models include a key lock or control lock to prevent unintended use; enable it during cleaning or when children are present. Use hands-free features like a foot pedal as intended and never bypass safety interlocks. These tips are essential when learning how to use a trash compactor and understanding how a trash compactor works in daily use.
Do compact: paper, plastic packaging, food wrappers, and non-glass containers. Flatten bulky cartons before loading, distribute items evenly, and position sharp edges inward with care.
Do not compact: aerosol cans, batteries, flammables, hot ashes, liquids, glass bottles that can shatter, pressurized containers, or electronics. These items can be hazardous, damage the appliance, or cause leaks and odors.
Routine maintenance: use manufacturer-recommended bags or liners sized for your model. Replace deodorizing filters as directed and clean the bin, drawer tracks, and ram face with mild detergent; avoid abrasive cleaners. Inspect the door gasket and ram guides for debris or wear, remove stuck materials, and check fasteners periodically for tightness.