Positive-pressure fire-fighting air respirator is mainly used in firefighting, chemical, shipbuilding, warehouse, laboratory, waterworks, oil and gas fields and other departments. In a hostile environment such as fire, toxic and harmful gases, and suffocation, workers wearing this respirator can rescue themselves, perform accident handling, and perform industrial operations.
Features:
1. The gas supply valve has large gas flow, stable performance, and low exhalation resistance, making it easy for wearers to work in any environment.
2. The mask has a wide field of vision and is transparent and clear: the gel is soft and the sealing effect is good.
3. The connection between the mask and the air supply valve adopts the socket type, which makes the loading and unloading fast and the operation is very simple.
4. There is a sound-transmitting diaphragm on the mask to enable the wearer to have a clear communication effect.
5, all connections are used to quickly plug, the operation is very simple and fast.
Instructions:
(1) Open the cylinder valve, check the cylinder pressure (pressure should be 24MPa), then close the valve and let go of exhaust gas.
(2) With the cylinder valve and the backrest facing upwards, use the over-the-shoulder or cross-dressing type of back-breathing device and adjust the upper and lower positions of the shoulder straps and tighten them until they feel comfortable.
(3) Insert the belt plug, and then pull the belt on the side of the belt back firmly.
(4) Open the mask head net, wear the mask on the head from top to bottom, and adjust the position of the mask. While holding the mask air intake by hand, check that the mask seal is good by suction, otherwise tighten the mask fastening tape or re-apply the mask.
(5) Open the cylinder switch and supply valve.
(6) Match the air supply valve interface with the mask interface, and then hold the mask suction root, press the air supply valve inward with the left hand, and the installation is completed when you hear the "click" sound.
(7) Breathing valve performance should be checked several times. Inhale and exhale should be comfortable, no discomfort.
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