1. Clean the fuel tank
The cleanliness of the fuel tank directly affects the cleanliness of the hydraulic oil. When the dirty oil is drained, the fuel tank must be thoroughly cleaned. You can wipe it with a cloth dipped in diesel (do not use gasoline, pine perfume, etc.), dry and add new oil .
2. Clean the filter
The filter must be cleaned at the same time when changing the oil, (recommendation: clean the filter once every three months) can be treated with motorcycle carburetor cleaner.
3. Adjust the amount of lubricating oil
The amount of lubricating oil is adjusted on the return path of the oil manifold block. After adding new oil, start the machine and see the amount of lubricating oil. If you need to adjust, please adjust it to a suitable size.
4. Fasten loose parts
Before adding new oil, tighten the hydraulic parts screws and pipe joint nuts to prevent the hydraulic parts from loosening and affecting the pressure of the cutting machine.