Air respirator professionals teach you how to open the cylinder valve operation to use (1), check the cylinder pressure (the pressure should be large 24MPa), check the cylinder pressure gauge pointer should be within the green grid, the various components of the respirator in good condition, then Close the valve, exhausted the residual gas. (2) the cylinder valve and back care facing up, use of over the back of the shoulder or cross-dressing style respirator, appropriate adjustments to the upper and lower positions of the shoulder strap and elastic, until the feeling of comfort. (3) Insert the the belt plug, then anchored to the stretching of the belt on one side with back tension. (4) distraction the mask head net, and on down the mask worn on the head, adjust the mask position. Hand hold the mask to the air inlet, through the suction check mask seal is good, otherwise further tightening mask fastening belt, or wear a mask again. (5) to open the the cylinders switch and the supply valve. (6) the supply valve interface mask interface consistent, and then hold the mask inspiratory roots, his left hand to the supply valve to hear the "click" sound installed. (7) should be breathing a the several check for valve performance. Inhale and exhale should be comfortable, no discomfort. The respirator use Notes: (1) the right to wear a mask, pass the inspection can be used, the mask must be sealed between the mask and the skin, such as hair or beard to ensure mask seal. (2) for the valve firmly bonded by mouth with mask. (3) the use of the process should pay attention to the alarm sends an alarm signal, to hear should immediately withdraw from the scene after the alarm signal. Wear steps to check the cylinder pressure gauge pointer should be within the green grid, the various components of the respirator intact, as required to wear respirators, half mask completely fit and in the face, adjust the headband. Leak tests a mask, affixed to the palm of your hand in a coherent mouth institutions on the mask, inhale and hold your breath for a few seconds, the mask should be attached to the face fixed period of time, to prove that there is no leakage 3, If the mask slide Description leak, adjust mask headband, re-leak tests until no leakage so far. Breathing manometry 4, open the cylinder valve, to determine chest pressure gauge pointer green plaid. 5, will be required for the valve removed from the waist holder stuffed hear "clicks", said the need for a valve connected to the mask in place within the mask on the institutions. 6, for a breath deep breaths to start breathing valve opens. 7. Repeated breathing 1-2 times to check the air flow. For your safety, all in Shandong Xiang Electronic Technology Development Co., Ltd. www.qitibaojing.net.cn