1. Before installation, you need to check the appearance and brand of the check valve to ensure that the product meets the installation standards. If necessary, conduct strength and sealing tests to ensure that the quality is qualified before installation.
2. During installation, the installation height, water inlet and outlet directions should comply with industry installation specifications. The direction of the internal water flow should be consistent with the direction of the arrow on the return valve, and the connection position should be tight.
The main function of the water meter check valve is to avoid abnormal flow of water and to avoid inaccurate measurement caused by the rotation of the water meter. Therefore, it is necessary to install this product. However, we must choose products with high sensitivity and qualified quality, and follow the correct instructions. method to install.
