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View Full Version : So how does the impeller actually work?


Freed
10/02/2007, 05:17 PM
I know the magnet makes the impeller spin to force water out the out port but how does the impeller actually work? Does the impeller/magnet spin AROUND the ceramic shaft? Does the impeller/ceramic shaft spin inside the rubber caps at either end of the shaft? Do the impeller/shaft AND rubber caps spin all at the same time? Can anyone enlighten me on this? I'm trying to get the impeller/shaft/caps to start spinning by themselves when I plug the pumps in so I don't have to beat on the pump to get them to work. I have a couple Mag 18's I'm working on at the moment and put some lithium grease on the ends of the ceramic shafts to get them to spin in the rubber caps but if that's not the way it works then I want to clean it off and look elsewhere to get them going like they should. AND in the future in case I need to get other pumps to work I want to be able to trouble shoot and get them working the first time thru.