First, we need to check the "Inflatable Air Blower", this time in order to pull down the various power plug, check around the motor circuit is smooth, the connection lines are disconnected or short circuit no. "Inflatable Air Blower" There are a lot of fixing screws in the repair or maintenance, do not bother, the motor screws are tightened each reinforcing it. Because the machine is in the process of using a certain trembling, loose screws may also be followed if you do not tighten the screws loose, is likely to pose a security risk. "Inflatable Air Blower" There are some insulation resistance, resistance should check whether these works, especially at the contact resistance.