1. Oil, oil filter must use regular brand and channel products, do regular inspection and replacement;
2. The air filter element is often checked. The outer filter element ash is often blown with compressed air from the inside to the outside, so as to prevent the filter element from being blown. The internal filter can not be cleaned. External filter cleaning two or three times need to be replaced with the internal filter;
3. Diesel is best to use regular gas stations to provide, and need to filter before joining (more commonly used method is in the refueling mouth sock);
4. Do not use the total speed work for a long time to save oil to prevent carbon deposition;
二、Hydraulic maintenance
1. Hydraulic oil, oil return filter and pilot filter should be checked and replaced regularly;2. Hydraulic oil shortage should be added in time;
3.. After replacing hydraulic oil or hydraulic components, pay attention to exhaust air
三、Electrical maintenance1. Excavators should not be involved in deep water operations;
2. Do not pile up sundry objects in the excavator battery box to avoid fire;
3. Do not use wire copper wire instead of insurance, do not use substandard insurance replacement;
4. When the excavator is parked for a long time, remove the battery line to prevent power loss.
四、 the maintenance of the structure1. Check every day whether the excavator pin shaft bolt is loose or missing, and tighten it in time
2. Check whether the structure is cracked or deformed;
3. Pay attention to the surrounding environment when parking the excavator. Park it on a solid and stable ground, not on the river, the edge of the cliff and the hillside;
4. Park the excavator, the bucket oil cylinder is completely retracted, and the bucket lands to prevent the oil cylinder from being hit
