5 16 barras de perfuração
(3) If the drilling rig cannot open the hole smoothly, it should first assign the rock drill to retreat, and then let the rock drill move forward to open the hole from the beginning.
Before use, check the mechanical structure and the hydraulic system, as well as the water level in the diesel engine's water tank and the motor oil level. If everything is normal, you can start the diesel engine. After running at a low speed without load for 3-5 minutes, you can begin work.
Advanced Technology
Advanced Technology