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. (Continued a) 4) diverter valve failure, premature opening. Check valve spring is deformed or failure, Tai'an regular schools excavator, if the spring force is insufficient, you can increase the gasket between the spring and the seat. (5) spool and sleeve deformation, excavators school, will lead both stuck. We shall go into the oil mouth of a small amount of hydraulic oil before filling installed, turn the valve should be flexible and comfortable, if catching phenomenon to be polished. Sometimes, when tightening the bolts at the bottom steering uneven force, there will be the phenomenon of the valve is stuck, the correct approach is 2-3 times evenly tighten the bolts. Tai'an largest schools excavator, excavators school, Kerry and excavators school by 泰安嘉 and Heavy Machinery Co., Ltd.泰安嘉 and Heavy Machinery Co., Ltd. (www.tajhzg.com/) strong, credible, in Tai'an, Shandong mining machinery industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Kerry and heavy and you hand in hand into the brilliant, for a better future!