1, "Waterproof Cooling Fan" Before installation, be sure to check the packaging is not intact, the outside of the brand and specification parameters are not the same, is not it meets the requirements. Description equipped with various accessories are complete. Check the cooling fan is present in the body during handling and other transportation deformation damage and other phenomena, whether off the fastener loosening, especially if there is a collision impeller phenomenon. "Waterproof Cooling Fan" whether the various parts shortage, if any problems found before installation, it is best to contact the manufacturer, conducted with or supplement.
2, the cooling fan must read the installation manual carefully to understand the specifications of the form, the direction of rotation of the impeller and the direction of the air flow in and out, etc., in order to ensure the smooth progress "Waterproof Cooling Fan" is installed, it is necessary for the various parts of the parts do a check, otherwise it will affect the progress of the installation.