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Anonymous users2024-01-23If you say it several times to no avail, you can go to the Student Union Life Department or the General Affairs Office of the school.
It will definitely consume electricity if it is turned on all the time, but the power of the bathroom exhaust fan is very low, generally about 30W, and the power consumption is about 24 hours after opening, that is, less than 1 kWh. >>>More
This is very normal. Maybe you're still relatively unfamiliar with these and scared. It is recommended to consult with a family member. Or read more books on the subject...
There's a good chance it's a rat, or there's a bit of a leak upstairs.
That is because the motor bearing is loose, and it is normal to drive the fan blades to make a noise.
Prepare a plastic bottle and cut off its head with scissors, it looks like a simple operation, but don't get hurt by the operation. After the scissors are cut, only the head needs to be saved, and the plastic bottle can be thrown away. >>>More