No, it is not necessary to run water separately when using a washing machine. Washing machines are designed to automatically fill with the appropriate amount of water needed for the selected wash cycle.
When you start a washing machine, you typically select a specific wash program (e.g., regular, delicate, heavy-duty) and the machine will automatically determine the water level and other settings required for that particular load. The machine has sensors that measure the weight and volume of the laundry inside, and based on this information, it calculates the appropriate amount of water needed for effective cleaning.
Modern washing machines are designed to be efficient in their water usage, which means they use the right amount of water to clean the clothes effectively while minimizing wastage. This is especially true for high-efficiency washing machines that are designed to use less water compared to traditional models.
It's essential to follow the manufacturer's instructions and load the washing machine with an appropriate amount of laundry according to the recommended weight for each cycle. Overloading the machine can affect the cleaning performance and may require more water than necessary to compensate, so it's best to adhere to the recommended load capacity.
In summary, you do not need to manually add water when using a washing machine. The machine will automatically fill with the correct amount of water based on the selected wash cycle and the weight of the laundry inside.