When buying a second-hand excavator, pay attention to observation, hearing, and inquiry

In ancient times, seeking medical treatment emphasized "observation," "smell," "questioning," and "cutting; And inPurchase of second-hand excavatorThere should also be similarities and differences in time

1、 Hope
When watching the machine outdoors, the first thing to pay attention to is whether there are obvious welding marks on the body, whether the machine has been refurbished, and whether the engine has any traces of modification. After the engine is started, is there blue or white smoke in the exhaust pipe? If so, it indicates that the engine may be abnormal.
2、 Smell it
After starting the machine, listen for any abnormal noise from the engine. If so, it indicates that there is a malfunction in the engine.
3、 Ask
Carefully inquire with the salesperson about the production year and working hours of the machine. Has the machine had any major maintenance records in the past.
4、 Cut it
Personally operating the machine allows for the most direct and tangible experience of its performance.

If you can purchase a machine through this process, I believe you will definitely be able to choose a machine that is convenient for yourself.