Relief valve The overflow valve is prone to high-frequency noise, which is mainly caused by the unstable performance of the pilot valve, that is, the noise generated by the high-frequency oscillation of the pressure in the front chamber of the pilot valve caused by air vibration.
Read MoreThe phenomenon of camshaft noise in the excavator engine is as follows: 1. When the diesel engine is at medium speed, there is a heavy noise from the side of the camshaft of the cylinder block; at high speed, the sound is chaotic; 2. When the single cylinder is cut off, the sound remains unchanged; ......
Read MoreChanging the oil If the oil is not changed on time, the oil pressure will be too low. The most direct consequence of low oil pressure is that it will cause semi-dry friction or dry friction between various mating parts, the engine will have obvious abnormal noise, and in severe cases, it will cause ......
Read MoreThe fuel injector is an important part of the engine fuel supply. Its function is to atomize the fuel into fine oil droplets according to the characteristics of the diesel engine mixture, and inject them into specific parts of the fuel chamber. The fuel injector is actually a solenoid valve, its noz......
Read MoreThere is a closed cavity in the solenoid valve, with through holes at different positions, each hole is connected to a different oil pipe, the middle of the cavity is a piston, and the two sides are two electromagnets. Which side of the magnet coil is energized will be attracted to the valve body At......
Read MoreDue to its own convenience, wire harnesses are widely used in home appliances, computers, automobiles, aviation, and heavy machinery and equipment. The quality of wire harnesses has always been the top priority of wire harness buyers. Then, how to effectively maintain the wiring harness and reduce t......
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