With the progress of society and the development of science and technology, many cities nowadays have screen doors at the stations of subways, high-speed rails, or platform buses. In order to achieve a better riding experience, sealing brushes will be installed on the screen door, which mainly plays the role of sealing dust, reducing noise, energy saving, and environmental protection. So, here comes the question, if the screen door needs to replace the sealing brush, how should it be done?

In fact, replacing the screen door sealing brush is a technical job, and it is also a basic skill for screen door maintenance personnel. It can be said that as a screen door maintenance worker, it is of course very important to master the method of replacing the sealing brush of the screen door, especially for newcomers. Today, the editor will give you friends who are going to get started in the screen door maintenance industry, and summarize: the method of replacing the sealing brush of the screen door, as follows:

1. Remove the sealing top

First, remove the sealing brush first. Usually, the sealing strip of the screen door is buckled in the groove of the door frame, and a knife can be inserted into the groove of the door frame, slowly prying off one end of the sealing strip, holding one end of the strip, and pulling out the other part of the strip. If the sealing door sealing strip is glass sealant, you can use a knife to scrape off the sealing strip directly.

2. Clean the door frame card slot

After removing the sealing wool, you need to clean the door frame slot. Specific operation: first use a brush and other tools to clean the dust and impurities in the groove of the door frame. If there is residual glue on the door frame, use a glue remover or a knife to clean it.

3. Install the sealing brush

After completing the above steps, you can reinstall the sealing brush. First, find the exact surface of the sealing brush, align it with the window frame groove, and use the roller to push the tape into the groove, when installing the tape, the tape cannot be stretched. When the tape is installed at the door frame interface, the tape can be retracted by 2-3 cm to reduce the tape, and then insert the head of the tape into the groove. In this way, seal the other slots of the door frame.

Seeing this, do you think it is not difficult to replace the screen door sealing brush? To sum up, it is: first take, second cleaning, third installation, that is, first remove the sealing brush; second clean the door frame groove; third install the sealing brush strip. In addition, when replacing the screen door sealing brush and purchasing a new screen door sealing brush, it is also necessary to measure the width of the door frame groove in advance and purchase a sealing strip brush that meets the specifications.