First, cut off the electricity from the meter or use the main wire to disconnect the input power from the device.

After that, look for the special key for the door or the so-called Allen key that you have with you. The automatic door is provided at the time of installation.

Then by removing the plastic cover of the desired part and also turning the switch to release the automatic electric shutter, you can adjust the upper and lower limits of the electric shutter manually< /p>

In addition to the mentioned items, a battery can be used for some electric shutters to help open and close it in the absence of electricity. It is worth mentioning that batteries are known as a power source that has many uses in our lives and they are used a lot during power outages.

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