Used excavator, after all, been used in the former uses them if maintenance is not in place, the second-hand excavator market in the latter part of the course is certainly the occasional failure is inevitable, hand digging machine market address, so in the course of We should pay attention to their timely repair and maintenance. Because maintenance is to restore the engineering and mechanical properties, the market price of second-hand digging machine, an effective means to extend their service life. However, in actual operation, the number of engineering machinery maintenance staff, but there are many wrong practices, affecting the normal use of construction machinery. Used excavator construction machinery manufacturers to adopt most of the domestic engine does not use the exhaust gas recirculation system, namely EGR. So choose CF-4 or CH-4 grade diesel oil to meet the engineering machinery engine oil requirements for the stage of the domestic market. Special note: If the device is not directly facing the user to buy the Chinese market sale, in which case you need to engine emission standards for accurate judgment to select the desired oil. Used excavator market, Jin Hao used excavators, used excavator market address provided by the Shanghai Used Construction Machinery Co., Ltd. Jin Hao. Used excavator market, Jin Hao used excavators, used excavator market Address is Shanghai Jin Hao Used Construction Machinery Co. (www.jinhaosh.cn) this year introduced a new upgrade, the above picture is for reference only, please call or pictures on this page contact telephone number, to obtain the latest information, contact: Mr. Chairman.