Adjust the oil feeding (ON) & stop (OFF) timer. Connect with appropriate power supply, Start timing the oil feeding (0-120S adjustable). Motor starts, running to feed the lubricating oil after relay is connected and keep on feeding the oil unti the seffing time is up. Then begin counting the stop, feeding timel (0-180M). Operation of oil feeding and stop oil feeding is according to the above mode. Equipped with protector, auto pressure releases switch floating switch for knowing the pressure in the oil pipe and oil level of tank. Connect with appropriate power and do not use recovered oil and clean the filter periodically once every three months to avoid oil pipe being blocked.