2. Strictly control softened water. It is very important to check the water quality. Under the premise of the water quality treatment of the softened water, the water in the system and the water quality of the softening tank must first be carefully checked, and the injection treatment can be carried out after it is determined to be qualified.
3. New system inspection. For some new systems, it cannot be used interchangeably with double circuits heat exchangers immediately. First, the new system needs to be operated for a specified period of time, so that it has an operating mode, and then the double circuits heat exchanger can be combined with one another. When used in the system, the purpose of this is to prevent impurities in the pipe network from damaging double circuits heat exchanger equipment.