While using a leaf blower, you may notice its power diminishing over time. This may occur because the air intake is dirty or clogged. Cleaning the air intake WARNING: Use protective gloves. Position of the air intake on the rear body motor housing shaft This depends on the model of leaf blower. How to clean the air intake Make sure that the air intake is not blocked on the side of the product. Stop the product and remove leaves and unwanted material if necessary. CAUTION: A blocked air intake decreases the blow capacity of the product and increases the work temperature of the motor. This can result in engine failure when it gets too hot.