How to use air respirator

Air respirator is a self-contained open respirator for fire extinguishers, rescue workers and rescue workers in the environment of toxic smoke, oxygen and other toxic or toxic substances.

Wear step

Check the gas cylinder pressure gauge pointer should be within the green grid, the respirator parts intact, wear a respirator as required, half mask completely attached to the face, adjust the headband.

Mask leak detection

Attach the palm of your hand to the mouthpiece of the mask

Inhale and hold your breath for a few seconds. The mask should be affixed to your face and remain in place for a period of time to prove that there is no leakage

If the mask slide shows a leak, adjust the mask headband and re-test the leak until it does not leak.

Breathing pressure

Open the cylinder valve and make sure the chest pressure gauge is inside the green grid.

The valve that is required to be taken out of the lumbar retainer and stuffed into the mask hears a “click” sound indicating that the valve connection mask is in place.

Take a deep breath and start to open the breathing valve.

Repeatedly breathed 12 times to check the air flow.

You will feel an increase in air flow when the quick turn of the red knob is turned on.

The above tests are completely passed and you can use it with confidence.

China Labor Insurance Network