The following are among the excavator matters and routine maintenance when the job should be noted: 1, oil can not be mixed with other substances, such as water, foreign material mixed with liquid, to prevent damage to the engine; fill up after the job is to reduce the generation of droplets , before the job want to exclude water tank gate. 2, before the job to be more excavators to conduct an inspection, the job has to be done after appropriate checks, to avoid stagnant for too long the machine will have problems, when the job in order to reduce the amount of work before the next, but also maintain the excavator problems. 3, when the excavator to work on the machine you want to warm-up operation, a large excavator to do regular maintenance, second-hand excavator sales focus, keep the machine in good condition at the time of the job. Used excavator, after all, been used in the former uses them if maintenance is not in place, and occasionally occurred in the latter part of the course of the fault is certainly inevitable, so in the course we should pay attention to their timely repair and maintenance. Because maintenance is to restore the performance of construction machinery, used digging machine sales price, extend the effective means of its useful life. However, second-hand excavator sales, in actual operation, the number of engineering machinery maintenance staff, but there are many wrong practices, affecting the normal use of construction machinery. Used digging machine sales business, Kim Ho used excavators (certified), second-hand excavator sales by Shanghai Used Construction Machinery Co., Ltd. Jin Hao. Shanghai Jin Hao Used Construction Machinery Co. (www.jinhaosh.cn) is the Shanghai Minhang District, mining machinery leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Kim Ho used excavators in leadership with the staff warmly welcome all inquiries negotiations to create jinhao used excavators better future.