After "Blower Fan" started to slow expansion of production need to adjust the pressure according to the opening degree with diffuser "on" button and the "Close" key control to ensure the necessary air flow. Fan operation, the fan must be constantly monitored, pay attention to the fan current, temperature, oil pressure vacuum inlet of the sound, fan, temperature, vibration and so on. Time and make a record and, if abnormal, to promptly identify the reasons given to exclude and report production department, emergency stop can take action when necessary (use caution). Due to the production or maintenance, repair needs, stop the operation of a wind turbine. 1, to reduce the degree of opening of the diffuser to a minimum (minimum instruction diffuser green light). 2, with a finger touching the fan "Stop" button, the program began to shut down.