Amazing build quality and attention to detail.
Residue on impeller could also be related to dosing intervals. Simple one but easy to overlook. Are you spreading your dosing solutions intervals or all at the same time? This combined with heat could be speeding up sediment build up on impeller.
Residue on impeller could also be related to dosing intervals. Simple one but easy to overlook. Are you spreading your dosing solutions intervals or all at the same time? This combined with heat could be speeding up sediment build up on impeller.