Tap water antifreeze valve FH20-1
Sanhuali Machinery Technology
ADD：Wolong East, China • Shandong • Weifang High-tech Zone A on the 7th
1. Completely replace the original anti-freezing methods such as traditional winding, long flowing water, and tropical heating.
2. Product identification is clear. It can be operated by young and old without professional installation.
3. The product has small size, small space occupation, convenient installation and maintenance, and long service life.
4. When the heating is stopped or going out, the temperature will not freeze even if the temperature drops to minus 40 degrees.
5. Patented products, Sino-Japanese cooperation, original imported accessories, unique in China.
6. There is no need to rebuild the original system and install it with standard connectors.
7. Without any insulation layer, without any power or fuel, saving insulation cost.
8. One valve for multiple purposes, open valve to discharge water, closed valve to prevent freezing, especially convenient to use.
(1) Normal water supply: Confirm that the faucet is closed, turn the handle of this product in the water supply direction indicated by the arrow until it stops, and use the switch of the faucet to use water.
(2) Drainage and antifreeze: When it is expected that it may freeze at low temperature, operate the handle of this product to rotate it in the drainage direction indicated by the arrow until it stops. Turn on all the faucets controlled by this product to confirm that all the water is drained, and then turn off the faucet.
1. Be sure to remove dust and foreign matter on this product and the connecting pipes during installation.
2. Confirm that the upward inclination of the horizontal piping from this product is not less than 1/100.
3. When installing in the inspection well, ensure that there is a 200mm water seepage space under the drainage port of this product. This space can be filled with a special seepage net or with pebbles to facilitate water seepage.
4. Avoid rough operation. It is strictly forbidden to heat or expose this product to the sun, and it is strictly forbidden to use this product in non-tap water pipelines.
5. When installing, be sure to determine the direction of water intake according to the direction indicated by the arrow on the main body of the product.
6. Be sure to install this product below the freezing depth. When installing above the ground, be sure to ensure that the pipeline before this product is not frozen, and there is no need for any insulation after this product.
7. When low-temperature freezing is expected, follow the direction of the drain arrow on the handle of this product to completely drain the water, and at the same time turn on all the faucets within the control range of this product, and then close it after draining the water. When using water or antifreeze The handle wheel must be screwed to the end. Do not screw to the middle position.
8. It is recommended to install an anti-backflow drain valve (anti-odor valve) at the drain port of the antifreeze valve to prevent sewage or odor from overflowing and polluting the pipeline.
9. It is recommended to install the main valve before the antifreeze valve to facilitate maintenance and repair or cleaning and replacement of antifreeze valve accessories.
The specific installation can be determined according to the actual situation of the project, or you can refer to the Atlas of Installation Standards of Sanhuali Products
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ADD：Weifang High-tech Zone, Shandong, China