1. In the normal operation of the machine, when starting the machine, the water pipe must be opened first and the water pressure should be noticed at all times.
2. In the case of ion bombardment and evaporation, special attention should be paid to the high voltage wire joints.
3. The aluminum plate shall be on the outside of the bell cover when the electron gun is used. The glass of the window of observation window is better use lead glass, should wear lead glass glasses when observation, in case X-ray attack human body.
4. The coating film of the coated layer should be installed with ventilation suction device to eliminate the harmful dust in time.
5. The inflammable and toxic substances should be kept properly in case of fire poisoning.
6. The pickling clamp should be carried out in the ventilator and wear rubber gloves.
7. When placing the parts in the acid or alkaline wash tank, gently hold the parts and not hit and spatter. Normally pickling tank should be covered.
8. Cut off the water after work.