1. Turn on the power supply, and the ground wire must be connected to operate.
2. Before operation, pay attention to the rotation direction of the motor, which should be in accordance with the direction of the arrow.
3. When there is no oil circulation, do not turn on the heater, otherwise it will burn out the heater, and it will fry if it is heavy.
4. Before draining the oil, all valves of the oil outlet pipe must be opened.
5. The working environment temperature is lower than -30 degree and higher than plus 40 degree , so it is not suitable for use.
