How a Washing Machine Dryer Works

A washing machine dryer is a convenient appliance that both washes and dries your clothes in the same machine. This saves time and energy compared to using separate appliances. Let’s take a look at how these combination washer/dryers work.

Washing Cycle and Components

The washing cycle happens first in a washer dryer combo unit. Water is heated and mixed with detergent to clean your clothes. Several main components are involved in the washing process:

Tub

The tub is the large, rotatable inner tub that holds the water and your clothing. It is made of stainless steel to withstand corrosion and has holes to allow water to pass through. The agitator is found inside the tub to move clothes around in the hot water during a wash cycle.

Agitator

The agitator is an internal, finned device in the center of tub that spins back and forth to help scrub and turn clothes over during the wash cycle so all sides get cleaned. Most agitators lift up out of the way when the spin cycle starts so they don’t interfere.

Motor

A powerful electric motor is what spins the agitator and tub. It reverses direction when transitioning from agitation to spin.

Pump

A drain pump is used to remove soapy water during certain wash stages and all the water before the drying cycle. The pump empties the tub via a drain hose that connects to your home piping.

Drying Cycle and Components

After the wash and rinse cycles finish, the washer dryer starts the process of drying your clothes automatically in the same tub. These components help make the drying cycle work:

Blower Fan and Heating Element

Hot air is blown into the tub to dry the clothing. This hot air comes from an electrical heating element that heats up air that blows into the tub through a blower fan. The motor helps circulate the warm air during the drying cycle.

Moisture Sensors

Special sensor strips detect the moisture levels in clothes to help determine when they are properly dried. The machine reads these sensors and shuts off when sufficiently dry.

Lint Filter

Lint and debris get trapped in a filter so this does not gather in your clothes while drying. The lint filter is either attached to the blower system or located on the inside of the door for convenient cleaning.

The washer dryer machine automatically moves between wash and dry cycles without the user needing to do anything in between. This all-in-one solution helps you quickly finish your laundry from dirty to clean and dry. Now that you know how a washer dryer combo works internally, you can appreciate this handy appliance even more!

References

Home Laundry Association. How Do Washer-Dryer Combo Units Work? 2022.

Whirlpool. Understanding the Washer Dryer Combo. Blog. 2019.

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