High-pressure pump maintenance

High-pressure pump maintenance: 1 power end of the injection of oil as required. 2 new pump or overhaul the factory pump, the first oil change for 500 hours, after every 3000 hours of operation or change the quality of lubricating oil. 3 regular inspection and calibration relief valve release pressure of 1.08 to 1.1 times the rated working pressure. 4 Regularly check the accuracy of the pressure gauge. 5 Regularly check the tightness of the belt. 6 Replace damaged consumables. 7 Adjust the clearance of each part, check and tighten each screw. 8 Long-term deactivation of the pump (especially the sewage pump), the application of water rinse, drain the liquid in the pump body, washable all the valve coated with anti-sewn oil, and the entire pump corrosion protection. 9 To enable a pump that has been parked for an extended period of time, perform a thorough inspection and maintenance on the pump, otherwise it can not be activated. 10 high-pressure pump overhaul cycle tentatively scheduled for 12,000 hours.