1.HOW  TO  USE
1. After turning on the power, observe whether there is any abnormality in the operation, check whether the pipeline and the joint are leaking, and operate normally without any problems. 
2. When wearing, first connect the long tube to the blower outlet hose (tightly), and the other end to the mask inlet (tightly) 0.6m away from the mask, and fix the hose on the belt, it is appropriate to not interfere with the free movement of the body. Then, open the fan and bring the cover to enter the work area. This model can be used by one or two people. When using one, remove the tee and tighten it.

2.PRECAUTIONS:

1.The blower should be placed in a clean atmosphere and have special care by Designated person. 
2.If there is a power outage or the machine is abnormal, immediately inform the staff to evacuate the site.

3.Maintenance

After the powered supply type long tube respirator is used, the mask should be cleaned and disinfected. The outside of the long tube is cleaned and packed after drying. Make sure that the operating state is intact for future use. The whole machine should be stored in a dry, ventilated, non-corrosive atmosphere, and should be kept away from heat and direct sunlight, and oil is prohibited.
3.USING THE STEP