Top loaders can wash clothes in two ways. This can be an agitator or impeller. When you are doing a regular washing, there is an agitator in the center that helps in moving clothes during entire cycle. The agitator has various fin which ensures that your clothes are moving effectively within the drum. It also helps in forcing out the dirt.
Some top loads come with impeller. It is a low rotating hub that creates turbulence inside the drum. This moves your clothes efficiently and clean them. Top loading washing machine works on a simple principle and they are high convenient in loading and unloading clothes. Top loaders usually stand at an ideal height to save your from bending down. It also has the ability to add clothes in the mid cycle.
You can easily choose the program as per the period of rotation and spinning. On the other hand, you can also go for a program which is best suited for your fabric. These programs will surely save your effort and time.