Adjust the blade angle. Remove the screws with a wrench on the blades, DK62 main fan, hand moving blades, the blade angle is adjusted to 0 ° with a wrench to tighten the screws on the blade, Anshun fans, to firmly fastened. In order to adjust the angle of the blades, blade direction at the same level, angle to be consistent. For coal mine fan, outlet throttle mode power consumption the most. Despite the relative flow Qr (actual flow and design flow Q0 Q ratio) is decreased, power is also reduced accordingly. For example, when Q = 0.65Q time, the corresponding power is reduced to about 80% of the original, but compared with other regulatory methods, energy consumption ranking the first. Anshun fan, Zibo Fan Factory, BK54 proof fans by Zibo Blower Factory Co., Ltd. Zibo Blower Factory Co., Ltd. (www.zibo-fengji.com) is an industry leader in Shandong Zibo, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Zibo Blower leadership with the staff warmly welcome all inquiries negotiations to create a better future Zibo Blower.