How to clean High pressure hydraulic hose ?

How to clean High pressure hydraulic hose ?
1. Determine the erection position of the drilling rig according to the location of the application.
2. The cleaning machine is composed of an electric motor, a reduction gear box, an electrical control box, a temperature control system, and a guide rail.
3. Run no-load operation for five minutes before drilling. When the drilling rig is normal, and the direction of rotation of the main shaft coincides with the direction of the arrow on the gear box, disconnect the power supply and install the drill rod and low-frequency heater. The drive system reducer drives the rig forward.
4. Electric control power supply system, drilling rig and heating system supply power through the control box.
5, power supply device, through the drill pipe into the bottom of the hole, the heating oil pipe. Crude oil flows out after dissolution.
6, choose the piston will melt the introduction of crude oil.

7. When drilling to the required depth, stop and go forward. When the host exits, if necessary, use the external heating system to clean the oil from outside the hose.