The post maintenance work of the circle making machine includes:

1. Please cut off the power when the circling machine is not in use. It is prohibited to use the circling machine after prolonged power on.

2. The outer shell of the circle making machine should be reliably grounded.

3. Regularly (three months) check the hydraulic oil level in the oil tank of the circling machine. If the circling oil level is not enough, please add No. 68 anti-wear oil (the oil level should exceed the cold water circulation copper pipe).

4. Regularly (two months) disassemble the filter of the circle making machine and clean it thoroughly. 5. The circle making machine must be operated in a dry, well ventilated, and dust-free environment.