GMC 220-320-E/B Maintenance video
2024-03-131143
In order to ensure the safety of use, it is strongly recommended that professionals operate the machine to avoid accidents.
It is strongly recommended to use the original consumables and accessories for maintenance, non-standard oil seriously damage the life of the machine.
The machine must be used in a safe environment, and any operation must be ensured in the state of no voltage and cut off power.
Please maintain the machine strictly according to the guide.