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Anonymous users2024-01-24Generally, there are two situations, one is that the cleaning time interval is too long, resulting in the oil stain is too viscous to open, and the other is that it cannot be opened due to rust or grease hardening after not being used for a long time.
As long as the oil stain is removed, it can be used normally.
First, the size of the exhaust fan.
First of all, let's talk about the size selection of bathroom exhaust fan, there are many styles and sizes of bathroom exhaust fans, 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, the size of this exhaust fan; Frame size, which is the specification of most ordinary exhaust fans. Some bathroom exhaust fans are a kind of enclosed type, and their functions are similar to the first type of exhaust fans, but there are certain differences in appearance. This exhaust fan size is generally such a square design. >>>More
If you have already purchased it, give me a photo and give you a description - different kinds, different ways of installation.
chu (second tone), fang (second tone), huan (fourth tone), qi (fourth tone), shan(Fourth tone).
Explain that the quality of the motor of the exhaust fan is too poor, and the heating is serious after working for a period of time, resulting in the motor holding the shaft, the motor can be disassembled and polished with fine sandpaper to polish the shaft, clean the bearing, and then add high-quality lubricating grease with high temperature resistance, as well as bearing linoleum, and then reinstall, the screws should be slowly tightened diagonally, and at the same time, the motor shaft should be knocked on the motor shaft with the screwdriver handle to make it concentric with the stator, and the shaft must rotate flexibly after fastening.
Kitchen ventilation fan size.
According to the diameter of the fan blades: 100mm, 150mm, 200mm, 250mm, 300mm, 350mm, 400mm, 450mm and 500mm. >>>More