1. routine maintenance work on the rig rig check the condition of major structural Shandong rigs, especially before using the rig service, qualified before they can be used. 2. To regularly on a variety of power head cylinder to be checked. 3. To check the electrical system. 4. rig pulley system checks 5. rig running system checks 6. should always do rig maintenance records, each should have a record of replacement parts. 7. Check the time. Problems appear to stop work immediately. Foreign well drilling rig drilling method, a mud rotary drilling method (rotary drilling, mud holes for wash medium). This is a basic drilling methods. 2, an air rotary drilling method (rotary drilling, compressed air for cleaning the porous medium). This drilling method mainly dry or dry with a dry area, and the permafrost, severely leaking formations. This method is more efficient footage. Drill rig Shandong _ _ Long industry machinery supplied by Shandong Machinery Co., Ltd. Dragon. Machinery Co., Ltd. Shandong Long (www.longyejixie.com) strong, credible, in Tai'an, Shandong Engineering Machinery Parts industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead industry machinery and you work long into the brilliant, for a better future!