Excavator Filter Maintenance Guidelines


Excavator filter plays an important role in removing iron oxide, dust and other materials in the fuel, which can prevent the fuel system from congestion, reduce mechanical wear and ensure the stable operation of the excavator engine. Therefore, it is very important to keep the filter clean and complete.


Generally, the filter consists of air filter and engine oil filter. The air filter needs to be replaced after 250 hours of work for the first time, and the engine oil filter needs to be replaced every 500 hours. The replacement should rely on the fuel quality level. And the order for the excavator filter replacement should be diesel filter, air filter and engine oil filter, don’t just replace one single filter. The replacement should be made in the place where the air and environment is good. When the filter pressure gauge alarms or indicates the pressure is not normal, it will be very necessary to check whether there is abnormal phenomenon, if there is, repair it. When there is leakage or rupture on the filter surface, check whether there is malfunction. Don’t define the filter’s life by eyes, which should be judged by the pressure alarm. It is forbidden to clean the impurity or dirt by knocking on the filter and the air filter should not be open for too long time.

The excavator filter can effectively protect the equipment and extend the service life of the excavator. What is more, the filter in high quality can greatly reduce the maintenance cost and save money for the customers. Therefore, attentions should be paid to the filters as much as possible, which can not only prevent damage to the machine but also a good way to save money.



SY35U-Tier 3

Operating weight:
3780 kg

Engine Power:

Bucket Capacity:


Overall Weight:

Engine Power:

Bucket Capacity:
0.93 m³


Operating Weight:

Engine Power:

Bucket Capacity:


Overall Weight:

Engine Power:

Bucket Capacity:
1.0 m³