External filters are largely quiet running units. If you are experiencing a lot of noise, it could be for one of two reasons;
1.) Damage to the impeller;
To check your impeller, please click here and follow the instructions. If the impeller is damaged you can find replacements here.
2.) Air in the system;
To check that the unit has been primed properly and that there is no air circulating inside, please click here for instructions on how to prime your unit.
1.) Damage to the impeller;
To check your impeller, please click here and follow the instructions. If the impeller is damaged you can find replacements here.
2.) Air in the system;
To check that the unit has been primed properly and that there is no air circulating inside, please click here for instructions on how to prime your unit.