A single large wet item such as a comforter or blanket can hug one side of the washer during the spin throwing the washer off balance and causing it to vibrate.
Top load washing machine shakes violently spin cycle.
As it pauses and vibrates it checks the load balance and then the vrt technology identifies the spot where the load is unbalanced.
Vrt is a system that samsung has developed to reduce high rpm vibrations drastically.
Spread your clothes out and resume your spin cycle.
If they are broken or damaged however the washing machine may shake violently when it enters the spin cycle.
All front load washing machines have shock absorbers that are used to dampen the tub movement in the spin cycle.
When shock absorbers weaken or become damaged unbalanced loads will cause the washer to shake or move and the machine will often make a loud banging sound during the spin cycle.
The shock absorbers or struts are attached to the base frame and to the outer tub and you will need to remove the front panel or the rear panel to access them.
With vrt when the washer spin cycle reaches approximately 400 rpm it pauses and vibrates for a few moments.
Open the door to inspect the arrangement of your clothes.
Assuming you have a front loading washing machine recommended for energy efficiency you can access the suspension springs through the top panel.
If the washing machine is not balanced it may shake violently during the spin cycle causing water to spill on the floor.
This is a normal part of the process of cleaning your clothes.
These springs are used to suspend the basket from the frame.
Unbalanced washer the spin speed of an average washing machine is between 600 1400rpm.
If there is an uneven pile your drum may have simply bundled your clothes into an uneven ball.
If your washer starts shaking during the spin cycle pause the washing machine.
A short video about my whirlpool washer shaking madly due to worn suspension rods.
Samsung washers use vrt technology vibration reduction technology.
These rods can be easily replaced in about 15 minutes.
Adding one or more towels or redistributing the weight and resetting the washer can often solve this problem.