1. Set the interval time and operation time according to the actual oil consumption of the equipment. Long press the "SET" key to enter the setting state, then short press the "SET" key to select the number to be set, press to increase or decrease to the required time. First enter the interval time (0 ~ 999 minutes), more than 10 minutes is recommended. Then press the "SET" key to enter the running time (0 ~ 999 seconds), within 120 seconds is recommended. Finally, long press the "SET" key to save the set time. 2. The alarm buzzer rings intermittently, and the display screen shows "ERO" for oil level alarm. Please fill the oil tank. 3. With inching button, press and hold the inching button to enter the working state. 4. Use 15#-68# lubricating oil only, recycling is strictly prohibited. If it is not used according to the regulations, the oil pump will be damaged. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store