ce before application; the value should be over 2M,and it cannot be less than 0.5 Mwhen thermal stateortemperature is higher.
风机启动前请检查外观是否完好，连接是否可靠，风轮转动应灵活无阻滞，如发现异常请立即停车检查。
Before operating the blower, please check the blowerwhether the outlook is fine and the connection is reliableornot; wind wheel spinning well without retardance, otherwise, stop operation and exam it immediately.
建议每周至少通电运行一个小时，防止电器元件受潮及润滑脂