# The air filter to the right of the Speedy 300 will occasionally need maintenance. The most common issue is a full pre-filter. This will be indicated on the filter itself by poor airflow/suction. When replacing this, use a face mask and gloves (close the lab when doing this). Open the top of the air filter with the large 10mm hex wrench in the kit. Remove the prefilter and place it in a bag for disposal. Insert a new prefilter and close the lid. Pre-filters are used to increase the lifespan of other, harder to replace and more expensive filters in the system. Less often, other filters will need replacing. These include the larger box filter, additional pre-filter-type mat filters, and activated carbon. This should not need to happen as often. Follow the above procedure for pre-filter and the [https://www.youtube.com/watch?v=yJkCgAVbAEU&feature=youtu.be video] to replace the full filter setup. Be careful not to spill activate carbon if doing a full replacement, it is difficult to clean up. | # The air filter to the right of the Speedy 300 will occasionally need maintenance. The most common issue is a full pre-filter. This will be indicated on the filter itself by poor airflow/suction. When replacing this, use a face mask and gloves (close the lab when doing this). Open the top of the air filter with the large 10mm hex wrench in the kit. Remove the prefilter and place it in a bag for disposal. Insert a new prefilter and close the lid. Pre-filters are used to increase the lifespan of other, harder to replace and more expensive filters in the system. Less often, other filters will need replacing. These include the larger box filter, additional pre-filter-type mat filters, and activated carbon. This should not need to happen as often. Follow the above procedure for pre-filter and the [https://www.youtube.com/watch?v=yJkCgAVbAEU&feature=youtu.be video] to replace the full filter setup. Be careful not to spill activate carbon if doing a full replacement, it is difficult to clean up. |