When the electrician repairs or modifies the machine tool line, if the safety operation specifications are not observed, the machine tool may be damaged or even personal injury may occur. Therefore, when repairing or modifying a machine tool, the following safety practices must be observed.…

Sometimes you think that what you think is not necessarily right. There is a theoretical basis. It is groundless that you think that you and others are doing it. Or you say that what you are doing is unfounded. For example,…

Flameout: Repeatedly starting the engine several times and sometimes it is not possible to start it. This is often caused by battery cold. The battery is most afraid of low temperature, and the capacity of the battery at low temperature is much lower th…

With the development of science and technology, various kinds of instrument products emerge in an endless stream, the operation method is also more simple and convenient, and the efficiency of work is greatly improved. The round powder screening screen is used as the…

For a car owner, not only should pay attention to driving skills, but also know how to maintain the car, so that the car can better serve us. As far as car refueling is concerned, refueling is one of the most experienced things for every car owner. Do you know when it…

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Explosion-proof distribution boxes are all custom-made products. Because each customer's needs are different, the requirements are not necessarily the same. Therefore, they must all be temporarily customized. Delivery time is as fast as one day. The requirements are more complicated, and t…

When someone drives a car at night and meets a person who drives the "high beam", it can be considered as an inflated event. I believe many card members are deeply affected by it. Even some people simply turn on t…

1. The pump has no water or proper venting. Elimination: Check that the pump housing and inlet line are completely filled with liquid.

2. The speed is too low Elimination measures: Check the wiring of the motor is correct, the voltage is normal or the steam pressure of the turbine is …

1, check the submersible pump bearings: check the motor part of the upper and lower bearings, if it is found that the wear or clearance is too large, it is necessary to replace the new bearings in time, is strictly prohibited "sick" make do with. The inspection method is as follows: …