This article helps you to set your dishwasher settings according to the water hardness in your area.
Water hardness is not harmful to your health, but it is worth taking of note your level when setting up your household appliances, so as to prevent avoidable wear and tear.
Hard water in your home
The presence of naturally occurring minerals in the water we supply can cause a build up in your dishwasher which can be difficult to remove by hand.
Many dishwashers require settings to be manually adjusted to the appropriate water hardness level. The easiest way to do this is to check the water quality in your area. This will give you necessary information to set your dishwasher.
Check the water quality in your area here