1. check the quality of hydraulic oil, three months after the new machine to replace oil, cleaning the tank and clean oil pump suction filter, once a year in order to prolong the pump, hydraulic and oil-free service life of seals;
2. the electrical and hydraulic components, machine parts for cleaning, so as to ensure the normal use of the machine;
3. check all of the indicating device is functioning properly, and all electrical connectors in the electric control box is loose;
4. itemized and recorded under maintenance card content, every day after work, cleaning equipment and the environment.