Integrated maintenance wheeled excavators in several areas? A: regularly check on the vehicle of screws loose, slewing ring and walking part of the front and rear axles lands tighten the screws securely. Excavators school. When the warm-up operation of law or a cold winter cold when the excavator, when that is difficult to start the engine, the intake air can be preheated using the method. Manual preheating the hand of a place will be automatically reset "OFF 'position Remember: warm-up time should not exceed 30s Tai'an Which schools excavator | Kerry and excavators school (certified) | schools excavator by Tai Kerry and Heavy Machinery Limited. Taian Jia and Heavy Machinery Co., Ltd. (www.tajhzg.com/) is Tai'an, mining machinery leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum meet customer needs in Kerry and heavy industry leadership with the staff warmly welcome all inquiries negotiations to create Kerry and heavy industry a better future.