Since the haze disaster of China in 2013, people not only pay attention to the air quality in the rooms, whey also care more about the quality of the water they are drinking every day. Thus, the sales of the pre filters rise rapidly in recent years.
Primary Filters are a perfect choice to further purer the drinking water. As we all know there are many impurities in the water we are drinking every day. Using the pre filters we can remove the majority of these impurities in the drinking water.
But the pre filters cannot purify the drinking water once and forever. After using the pre filter for a long time, the pre filters get dirty and we should replace the pre filters immediately. If we keep using the dirty pre filters, we are just drinking water with numerous bacteria. Usually the pre filters should be replaced once three or four months, depending on the area you are living.
So how to replace the pre filter become important to the users. The replacement of the pre filters is not difficult, just follow the steps below, you can replace the pre filters yourselves.
Prepare yourself with all the equipment that is needed.
1. You will need a bucket, a clean cloth, a similar cleaning product, the correct size of pre filters and so forth. These are the basic things you need for replacing the pre filters. You may also prepare yourself with half a bucket of cleaning water, so that you can clean the Air filter housings.
2. Turn off the water supply before replacing the pre filters. If you do not want to water your house, do not forget this step.
3. Loosen the drain plug, and drain the UV completely. Be careful with the UV for they are quite heavy when they are full of water.
4. Clean the sinks thoroughly before replacing the pre filters. This step is to avoid secondary pollution of dirty water produced during replacement.
5. Slowly refill the system to check whether there are any leaks. If there are leaks, redo step two to step four once again.
These five steps above are the most basic method to replace the Pre Filters. One thing to be noted, you cannot use the water when you are replacing the pre filters. If you want further information of the whole replacement of the pre filters, you can always contact the after-sales service department of Shanghai Hefil Purifying Equipment Manufacturing.
