Before and after the construction of the water well drilling tools, do not carry out the maintenance of the machinery and equipment to prevent unnecessary troubles before the construction of the project.

　　1. Ensure that the water well drilling tools are in a safe, natural ventilation and light-growing site. The lifting machinery equipment and workbench should be matched with the net weight of the equipment, and then equipped with safety operation instructions and required protective equipment, such as rubber gloves. , protective glasses, safety helmets, auxiliary tools, etc.

　　2. Before maintenance, fix the drilling rig, power it off, and set up a guardrail or erect a "maintenance in progress" sign.

　　3. When the hydraulic system is overhauled, it should be powered off to relieve pressure, and the pressure must be relieved when the machinery and equipment are disassembled. It is prohibited to perform maintenance without shutting down.

　　4. Carrying out the maintenance and protection of water well drilling tools on time is the standard to ensure the normal operation of the drilling rig and the guarantee to increase the service life of the drilling rig.

　　5. Be sure to pay attention to the usual protection. After the drilling tools equipment is damaged, it must be repaired immediately and reported to the supervisor.