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It's a speed-regulating motor. It's the same as the skill of the range hood and the collapse of the Tan Gu to order a motor, fast and slow. 220V is generally made of aluminum wire, and it is sold in places that sell mechanical agricultural and mining accessories! Hope it helps.
Summary. How to connect the blower switch in the big kitchen? Kiss! >>>More
To see the specific material and installation method, the same size of the valve can be used on the street, you are not sure can upload a picture to you to determine.
Is there a fixed time for leakage? Check the insulation of the power supply and do a good job of insulation.
In this case, there may be a capacitor capacity that decreases, or there is too much oil on the shaft, so replace the capacitor first to see if it can be solved.
The stove fan is broken, and you have to find a master to see the specific reason.