Home>Knowledge
Due to the pressure and inertial force of the gas, the piston generates lateral pressure on the cylinder wall, and the reciprocating motion of the piston generates friction on the cylinder. The sol...
Excavator maintenance and overhaul are necessary for excavators, just as people rely on meals. Good maintenance and overhaul methods will also increase the service life of the excavator and promote...
The slewing motor is the core component of the slewing organization of the excavator. The pros and cons of its working characteristics will immediately harm the slewing rate of the entire equipment...
The main manifestations of the failure: When a Hitachi ZX330 excavator works for 8000h, it is weak when walking on the right during construction work. It is significantly shifted to the right when ...
If the coolant is not added in advance, when the cold current hits, the engine or water tank will freeze and crack, causing engine failure. In order to avoid scale and corrosion of the engine, cool...
1. Hydraulic oil replacement and maintenance A special reminder: For cars with a relative age, for a car with a breaker for a long time, the hydraulic oil must be removed and replaced on time. Many...
During the working period, Hitachi EX90 suddenly had a stick and was unable to walk to the right. Significantly shifted to the right when walking on a flat road. Everything is normal when turning r...
Some problems that should be paid attention to during the running-in period of the loader will directly affect the future use. So pay attention to the corresponding phenomenon in this link. There a...
Common faults of white smoke from excavators are very rare in summer. Generally, white smoke appears when starting in the morning in winter. After the engine is warmed up, everything is normal. Per...
Excavators have been working for a long time, and all kinds of common failure problems can be encountered. People take the big heart of the excavator-the engine as far as it is concerned. These fac...
