Salt is used in dishwashers as a part of the water softening process. It helps to prevent the buildup of limescale and mineral deposits, which can affect the performance of the dishwasher and the cleanliness of your dishes. The frequency at which you need to change the salt in your dishwasher depends on various factors such as the hardness of your water and how often you use the dishwasher.
As a general guideline, you should check the salt levels in your dishwasher regularly, especially if you notice any issues with the performance or cleanliness of your dishes. Most dishwashers have a salt reservoir or dispenser that you can fill with dishwasher salt specifically designed for this purpose.
If your dishwasher has a salt indicator or warning light, it will typically alert you when the salt needs to be refilled. However, if your dishwasher doesn't have this feature, you can usually check the salt levels manually by referring to the user manual for instructions on accessing and inspecting the salt reservoir.
In terms of how often you may need to refill the salt, it can vary. Some dishwashers can go for several months before requiring a refill, while others may need more frequent refills, especially if you have very hard water. It's best to monitor the salt levels and refill as needed based on your specific dishwasher and water hardness.