Trouble: The light still doesn't shine even when the engine is running at high speed. The light flashes when the engine is running.Maintain:?Check for loose wires or connectors.? Adjust the belt t...
1. Adjustment of the maximum flow rate of the main pump1) Loosen the lock nut of the flow member.2) Twist the flow scene adjustment butterfly bolt until the flow scene reaches the maximum value. Turn...
Example 101. Automatic speed reduction does not workExample 102. The automatic engine preheating device does not workExample 103. The preheater does not workExample 104. All working devices, slewing a...
1. The possible reasons for the working device, walking mechanism, and the same rotating mechanism are not moving or the speed is extremely slow:(l) The internal leakage of the components in the relev...
Common faults of excavatorsexample 1. Red, green and red [abnormal power source or controller] is displayed (all lights are open)Example 2. Red, green and red [short circuit of speed control motor] is...
The electrical system of a hydraulic excavator includes start-up circuits, power generation circuits, lighting, instruments, and control circuits composed of sensors, pressure switches, and solenoid v...
The main movements of hydraulic excavators include complete machine walking, turntable rotation, boom lifting, arm retracting, bucket rotation, etc. According to the above work requirements, the combi...
The front shovel device is mainly used to excavate the soil above the stop surface and the rocks after blasting. The shovel device is mainly used by hydraulic excavators with a bucket capacity of 1. 6...
The backhoe device is mainly used to excavate the soil below the stop surface. Small and medium-sized hydraulic excavators with a bucket capacity of less than 1.6m³ usually use a backhoe device. The b...
The single bucket hydraulic excavator is a self-propelled earth-moving machine that operates periodically. It adopts hydraulic transmission, and the soil is cut by a bucket and loaded into the bucket....