First, clean the oil tank
The cleanliness of the oil tank directly affects the cleanliness of the hydraulic oil, and then put off the dirty oil at the same time, it is necessary to clean the oil tank comprehensively, you can dip the cloth in diesel oil to wipe (do not use gasoline, rosin water, etc.), dry and add new oil.
Two, cleaning filter
The filter must be cleaned at the same time when the oil is changed. (Suggestion: the filter should be cleaned once every three months.) It can be treated with motorbike carburetor cleaning agent.
Three, adjust the amount of lubricating oil
The amount of lubricating oil is adjusted on the oil return circuit of the oil circuit integrated block. After adding new oil, start the machine. Please adjust the amount of lubricating oil to the appropriate size if necessary.
Four, fastening loose parts
Before adding new oil, tighten the screw of hydraulic parts and nut of pipe joint to prevent loosening of hydraulic parts and affecting the pressure of cutting machine.