1) Appropriate breakdown force For effective breaking, the breaker should apply a suitable breakdown force. If the breakdown force is insufficient, the hammering energy of the piston will not be able to effectively break the stone; in this ...

1. Diesel engine is not easy to start. 1. The exhaust pipe does not emit smoke. The reason for this problem is that the fuel injection pump is not supplying fuel. Elimination methods are: pump oil with hand oil pump A. Supply oil, check whet ...

Has your excavator hydraulic system been flooded with water? Dont underestimate it, once the hydraulic system of the excavator enters water, it will cause great damage! What is the effect of water in the hydraulic oil of the excavator? How ...

At present, the technology of compaction machinery is developing rapidly in the direction of automation, intelligence and remote control. Several generations of intelligent vibratory rollers have been developed abroad and have been put on t ...

Small road rollers are becoming more and more common in the beautification of cities, so where are small road rollers used? What is its effect? 1. The application of garden landscape, residential landscape, golf course. For landscape areas, ...

Transverse cracks on the surface of asphalt concrete pavement are one of the common pavement defects. The usual length is 25-102m and the interval is 25-76mm. These surface fine cracks are generally invisible when paving materials, and ofte ...

1.Before the mechanical operation, it should be checked to confirm that everything is in good condition, that there are no obstacles in the large buttocks and the scope of the bucket and other personnel, and the operation can only be done a ...

Excavators inevitably encounter various failures during use, and excavator flameout is a common one. So why does the excavator frequently turn off the flame? Knowing more about the relevant fault cases will help you make fault judgments whe ...

The importance of downhill 1. Dont go downhill obliquely, it is best to go down at 90 degrees; 2. Do not put the bulldozer in front when digging down the mud; 3. The lower silt drive wheel goes down first, and the guide wheel faces the retr ...

Today, I will give you some tips on how to save fuel for excavators. Tip 1: Dont use ineffective actions, where you need to dig Doing ineffective actions will waste a lot of oil. It is necessary to design the construction method according t ...