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Anonymous users2024-01-241. There is a mistake in the wiring, and there is no power in the line of the inlet fan.
2. The fan itself is damaged, such as the fan motor is burned.
3.When the fan is used for a long time, the fan bearing lacks lubrication, resulting in the fan not spinning.
The first situation is when the ventilation fan is blocked by dirty things. If it's blocked, then even if it's still spinning, it will pump very little or even at all. >>>More
The size, the material is not the same, the price is not the same, more than 30-100 yuan in a treasure, mainly depending on the product materials, the ball bearing pure copper wire motor ventilation fan is better, very durable and maintenance-free, the bathroom must need a ventilation fan to ensure air circulation, otherwise it is easy to breed bacteria.
Ventilation fan is an indispensable equipment in the home, especially in a relatively closed space such as the bathroom, the installation of bathroom ventilation fan can ensure air circulation, to avoid a series of problems caused by air replacement, so how to install a bathroom ventilation fan? Let's introduce it to you! >>>More
How do I clean a household ventilation fan?
Bathroom exhaust fan size one.
There are many styles of exhaust fans in the bathroom, and there are many sizes, the general bathroom exhaust fan is the same as the most common oil extraction fan, and the bathroom without windows will almost install such an exhaust fan, and the specifications of the exhaust fan are open size; Frame size, which is the specification of most ordinary exhaust fans. >>>More