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1) DH220LC-3, DH280LC-3, DH330LC-3, DH200W-3 excavators, using Toshiba (TOSHI-BA) DX22 (28) type main control valve, with boom priority function. 2) The large-character DH0L.C-m crawler excavator u...
If the engine control system is not adjusted properly, the engine will be overloaded, and the operating and walking speed will be reduced, and the performance of the excavator will not be able to b...
Kobelco excavator multi-pump multi-channel variable, quantitative mixing system is a new type of hydraulic system, which can make full use of the power of the excavator and make the excavator bette...
1.1 working principle The crawler walking device of Daewoo excavator consists of "four wheels and one belt" (that is, driving wheel 2, guide wheel 7, supporting wheel 3, supporting wheel ...
Kobelco excavator engine parking device circuit is composed of start switch, engine parking motor, and engine parking relay. Its actions are divided into engine operation and engine parking. 1. The...
1. Preheat the suction pipe There is an air heater in the intake pipe of the Daewoo excavator engine. When the start switch is placed in the preheating position, the current flows through the batte...
1. Wire The electrical devices on this model use 24V DC power supply. Audio and air conditioning are controlled by regulators, and the rated voltage of other electrical devices is 24V (DC). The pow...
When the engine throttle control knob is rotated, the output voltage changes according to the position of the knob, and this signal is input to the engine throttle controller. The engine throttle c...
1. Ⅱ Power mode Daewoo Excavator Control System This model has 3 power modes, namely Ⅰ-speed mode, Ⅱ-speed mode, and Ⅲ-speed mode. The output power of the I-speed mode is about 68% of the maximum p...
Compared with mechanical transmission, electric transmission and pneumatic transmission, the hydraulic transmission of Wy100 excavator has the following advantages: Under the condition that the equ...
