1, after the start of the water: pump with air or gas into the water pipes, or is the bottom valve is not tightly closed irrigation water dissatisfaction and serious leakage of vacuum pump packing, valve or shoot doors closed lax. Exclude: debris removal, replacement of damaged rubber pad, to change... Read More
RY high temperature pump as a closed impeller, the cooling method of natural cooling, reducing the volume of the pump, so that the structure is more simple, more reliable safety performance. After the purchase of a new high temperature pump, the need for the correct installation, the following to in... Read More
Recently, who lives in de Ling Garden owners Mr Hui to reflect the community, home heating during the day when the hand Mo Shangqu very warm of, wait until the evening, radiator is cold. A few days before the snow is relatively cold, the temperature of the home is only a dozen degrees, the children ... Read More