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Anonymous users2024-01-24This and whether there is wind or not is really still not.
relationship, the main reason is that the check valve of your exhaust fan is not installed, the version or the right is invalid, the check valve is not there, the exhaust fan is not affected when it is running, but the exhaust fan is not running, and the other exhaust fans in the same pipe network are in the exhaust when the exhaust, the smoke smell and turbidity are all entered into your room through the exhaust fan, at this time there are only two ways, one is to open the exhaust fan to blow, so that it will not come in, and the other still needs to install a check valve. In this way, there will be no smell back-up, and static electromechanical technology can solve various problems that occur during the use of exhaust fan products for you.
Installing the exhaust fan on the opposite side solves the problem.
Manually dial it first, if it is flexible, it is likely that the capacitor is broken.
First of all, you check whether it is powered on, if the electricity passes, look at the capacitor, if the capacitor is not broken, if it is broken, change the capacitor, turn the fan blade by hand to see if it is flexible, if these are all problems, then there is a problem with the motor, it is estimated that you can't get it right, take it to repair the inside.
Check if the exhaust fan is broken, or if something is stuck, or look at the power supply.
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