Backwash filter troubleshooting method

1. Reason analysis

Backwash filter is a commonly used filtration device used to remove water containing solid particles. During use, the backwash filter may fail. The following are common causes of failure:
a. The filter medium is blocked. After a period of use, colloids, organic and inorganic substances may accumulate in the filter media, leading to blockage.
b. Valve failure. If the valve of the backwash filter fails, the filter cannot be backwashed properly.
c. Dirt accumulation. If the accumulated dirt in the filter is not removed in time, they may accumulate on the filter media, resulting in filter failure.

2. Elimination method

The following is the method of troubleshooting the backwash filter:
a. Clean the filter media. If the filter media is blocked, the filter media should be removed and cleaned. If there is more dirt, you can use acid cleaning agent or other cleaning agent to clean, it should be noted that the filter medium can not be cleaned with hard objects, otherwise it will be damaged.
b. Remove dirt. If dirt buildup causes the backwash filter to fail, the dirt needs to be removed regularly. Before removing dirt, it is necessary to close the backwash filter and remove the inside of the filter for cleaning.
c. Replace the valve. If the backwash filter valve fails, a new valve needs to be replaced.

3. Maintenance suggestions

In order to maintain the normal operation of the backwash filter, it is recommended that:
a. Clean the filter media regularly. In the cleaning process, do not use hard objects to scrub, it is recommended to use cleaning agent.
b. Clean dirt regularly. Clean the accumulated dirt in the filter in time, and clean it regularly.
c. Check the valve regularly. Check whether the valve is working properly and needs regular maintenance and replacement.

In short, the removal of backwash filter faults requires patience and careful handling. Accurately judge the cause of the fault and carry out the corresponding maintenance according to the fault type, which can effectively protect the normal operation of the backwash filter.