11-30 The main reason for the sinking of the mobile tower chassis
Why does the chassis sink when the mobile tower crane is working? The main reason for the chassis sinking: First, the oil seal on the piston in the hydraulic cylinder is fatigued, and the high pressure oil in the upper chamber leaks into the lower ch…
Why does the chassis sink when the mobile tower crane is working? The main reason for the chassis sinking: First, the oil seal on the piston in the hydraulic cylinder is fatigued, and the high pressure oil in the upper chamber leaks into the lower chamber after aging. The pipe joint on the check valve can be loosened during the diagnosis. If there is hydraulic oil flowing out, it proves to be The oil seal is damaged; the second is the poor sealing of the hydraulic control check valve, such as oil dirty, poor alignment of the valve core and the valve seat, etc., causing the high pressure oil in the upper chamber to leak into the tube. During the diagnosis, the upper pipe joint of the check valve can be loosened, and if the oil flows out, the check valve is poorly sealed. Always check the machine when using it. For more details, please visit our official website http://www.xzjiufa.com/cn
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12-11 Three major reasons for overheating of car crane engines
The engine is a very important part of the car crane. If it is abnormally hot, it must be a malfunction. Here are some reasons for the abnormal heating of the car crane engine. I hope everyone can pay more attention. First, improper operation. Car…
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12-10 What are the components of a car crane?
The car crane is mainly composed of three major parts: 1. The lower part of the vehicle (also known as the chassis) small tonnage of the car crane generally uses a standard truck chassis, the large and medium tonnage of the car crane uses a specia…
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12-07 How to break down the slewing ring of a car crane? ?
Today, Xiaobian will tell you about the decomposition of the slewing ring of a car crane. 1. Knock out the pin at the plug from the bottom of the slewing ring. Since the top of the pin is flanged, the flange portion is worn away with a grinding whe…
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12-05 How to assemble the car slewing ring?
The previous article said how to decompose, so today I will talk about how the car cranes are assembled after disassembly. 1. Before installing the slewing ring inner ring and outer ring, thoroughly remove the old grease in the sealing and sealing …
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12-03 How to clean the car crane filter
According to the cleanliness of diesel fuel, the diesel filter generally needs to be cured once every 5-10 days. Just unscrew the screw plug to release the water or remove the water bottle of the pre-filter, pour the impurities and water, clean it and…
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11-30 The main reason for the sinking of the mobile tower chassis
Why does the chassis sink when the mobile tower crane is working? The main reason for the chassis sinking: First, the oil seal on the piston in the hydraulic cylinder is fatigued, and the high pressure oil in the upper chamber leaks into the lower ch…
