zoomed powersweep pumps

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Electrokate

Well-known member
Joined
Nov 24, 2003
Messages
401
Location
Portland OR
Hi,
When I worked at the LFS I heard a lot of complaints about the longevity of gear. Lately have been appealing to the various manufacturers for warrantee fulfillments and advice, with varying results. I can report happy interactions with Zoomed and ESU/Coralife so far.

I know everyone hates the zoomed powersweeps, but I always liked them, even the wholesalers laughed at me for it... one week 5 out of 6 of mine stopped and I thought they were right. After emailing Zoomed and learning how to get them started again I am liking them a whole lot more. Found out a lot of people throw them away out of frustration so thought I would let you know what I learned and save you the replacement costs.

First off most manufacturers of powerheads will tell you they need monthly maintenance and I know most of us do not do this, myself included. Keeping up on this should extend the life of any powerhead. Visual checking often is a very good idea as sometimes the failure means leaking electricity or exposed copper wires which can be hell on the tank, so try to check powerheads of all brands at least monthly.

The powersweeps made me feel stupid though. First off though there are grips on the sides like a Rio has, you can't pull them apart there. Grasp it the long way and pry up with your thumb... see first picture. Amazing how long I tried to pull on those grooved grips, my boyfriend who knows nothing about fish tanks figured it out.

The second picture shows how you get to the gears that make the outlet move. You do not have to expose the impeller to clear this area, it's the piece on the bottom of the pump. I found that the first time you get it open is the hardest, after that it's easier. I had to use a butter knife to get some of them started, beginning at one end and loosening it all the way around then prying it off gently as it appears bendable. The gears might pop out so the last picture shows how they should lie, they are not locked in. Using a towel to grip and working sitting on the floor might be a good idea in case you drop parts or loose your grip if it is slimy, mine were.

In all my stopped pumps there were a few grains of sand in the gears which were enough to stop the action. Rinsing them fixed that problem, also did take them out and clean slime off. The manufacturer says occasionally a gear will break and they do have replacements available. They said if it stops pumping water at all then you have a motor failure, warrantee is good for one year so if it's not too old they will replace it. Only one of mine totally failed and it was in freshwater, one of the ones I have is a monster freebie that someone gave away after it stopped moving, it's been going for years in saltwater and is coated with sealife. For me there has been no correlation between failure rates and saltwater use.

So if you have these and are banging your head against the wall don't worry, you can fix them. I like that they have the sponge prefilter which I often use to quick cycle quarantine tanks or in tanks with soft coral frags that might come loose and be sucked in a regular powerhead. If you still hate them don't throw them away, someone will be happy to take and fix them.

I would use these up high away from the substrate as they can be stopped by a few grains of sand, all my fish dig occasionally. Also would keep an eye on everything if you have a hair algae outbreak as it can clog your overflow or pumps quickly if fish tug it loose and send it flying.

Now onto my next targeted manufacturer... should I hit All Glass or Marineland?
Kate
 
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Kate, I didn't have any trouble getting them apart at all. About the second time I banged the pump against the wall, there was clearly two different halves.
Try All Glass next.
 
They work fine, the main issue is replacement cups to hold the little &^%#$%^ to the glass. You can't get them anywhere. :evil:

As far as keeping the operation smooth, they need a vinegar/water soak every few months.

Cheers
Steve
 
I used mine with the natural wave timer. It destroyed the motors quickly. Just no flow and the impeller would barely turn. Hopefully it will save someone else. Steve
 
Yeah, turning a pump on and off is hard on them. Fried a brand new "Catalina" Rio clone in about 2 weeks using a timer. Anyone know what pumps fare best with a wavemaker?
I found suction cups that work in the second set of holes in the back of the powersweeps, they were from a rio I think... some of the box stores sell suction cup replacements that you can look at. Zoomed sells the replacement suction cups with the hanger and sponge through several websites and your LFS can order them from the 2 major Seattle wholesalers, they just usually don't. One online seller has them for a buck something and others almost 4 bucks. It is possible that the manufacturer will sell the suction cups direct as they sell or give away the gears separately. You got me there, I hate it when the suction cups go south. One irritating thing is I had one that ended up face down in fine sand repeatedly yet never stopped moving back and forth... smothered a lot of frags that way.
Kate
 
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i think that maxi-jets . i`m no have problems with mines, and i read on some articule that this ph have a soft starting system to take that hard work of on - off. is recommended to use with natural wave system
pvillalba
 
Thanks! I am in the market next for the wavemaker pumps. I like the powersweeps for finicky stuff that thrives next to them (gorgonians, sponges, anemone without clownfish) but they are not enough to move water in any serious way. I have been told maxi-jets and aquaclears, I believe.
Kate
 

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