Air respirator wearing method - Dongtai Weier Safety Equipment Co., Ltd.
1. When wearing an air-ventilator, first unplug the quick connector (to prevent the full face mask is worn when wearing the air respirator), and then put the air respirator behind the person's body (the bottle head valve is in the bottom), according to body size adjustment Shoulder straps and belts are appropriate for comfort and comfort.
2. Connect the quick connector and lock it. Place the full face mask on your chest so that you can wear it at all times.
3. Place the inlet valve of the supply valve in the closed state, open the bottle valve, and observe the pressure indication to estimate the time of use.
4. Wear a full face mask (without tying) for 2 or 3 deep breaths. Feel comfortable. When the patient is holding his breath or exhale, the supply valve should stop supplying air. There should be no "silk" sound. After everything is normal, tighten the full face strap so that the full face mask fits the person's forehead and face. When wearing a full face mask, do not overtighten the laces and feel comfortable on the face. There is no obvious tenderness. After the full face mask and the person's forehead and face are well-fitted and airtight, take a deep breath and the intake valve of the supply valve should be automatically opened.
5. After the air respirator is used, unfasten the strap of the full-face mask, separate the fire helmet and the full-face mask, remove the full-face mask from the head, and close the intake valve of the supply valve. Remove the air respirator from the body and close the bottle head valve.
Note: a. Once you hear the alarm, you should prepare to end work in the danger zone and leave the danger zone as soon as possible. b. The pressure gauge is fixed on the shoulder strap of the air breathing apparatus. The pressure indication value can be observed at any time to judge the remaining air in the cylinder. c. Unplug the quick connector and wait until the bottle valve is closed. After the remaining air in the pipe is released, remove the quick connector.