oh forgot to add, when i do waterchanges/stuff and turn off the filter i need to unplug the pump untill the main filter starts running.
also if the water becomes to low the pump fills with air and stops pumping for a few seconds and then the filter catches up, iv only heard this happen twice.
also if the water becomes to low the pump fills with air and stops pumping for a few seconds and then the filter catches up, iv only heard this happen twice.