When the appliance is not perfectly level, turn the adjustable feet until the appliance no longer wobbles.
Turn the adjustable feet clockwise to raise or turn the adjustable feet counterclockwise to lower the appliance.

Do not insert pieces of wood etc. under the feet.
Timber or suspended type flooring will contribute to excessive vibration and unbalance. Reinforcing or bracing the timber floor may be need to stop or reduce excessive noise and vibration.
Do not install the appliance on any elevated surface or platform, as it may become unstable and cause serious injury and damage.
If the appliance is installed on a uneven, weak or tilted floor causing excessive vibration, spin failure error can occur. It must be placed on a firm and level floor to prevent spin failure.