Good replacement for ehiem classic 600 (2217)

jake37

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I'm looking for a replacement for the ehiem classic 600. I have two on a 120 gallon tank and neither have great flow but one is a lot worse. I've cleaned it a couple of times and taken apart the propeller and everything seems fine but the flow sucks and I'm tired of wasting time with it. I would prefer a filter that is not much larger (physically) because the space behind the tank is very limited. Also because I am in a condo with wooden floors it is imperative that the filter does not leak. Are there specific recommendations ?
 

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I run 1200s on my 75 gallons and 1000 on my 33 long. The 1000 on the 33 long is huge over kill.
 
Before you give up on the Eheim, have you checked for any possible air leaks, cavitation, play in the impeller/shaft? Eheims are very simple and easy to service. How old is your 2217?
 
^^this and are you using spray bars?
also fill that can up with sponges and fine floss, should improve flow, what’s the flow like with no media?
 

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  • Thread Starter
  • #7
Yes I am using the spray bar. I got it to sort of work for now. It is approx 14 months old. I had to clean out the propeller shaft three time - the third time - I focused at the very bottom of the shaft (which is hard to reach). The rubber thingy on the end of the shaft is stuck in the grove at the very bottom (which I think is ok) but around the white at the very bottom there was still a little debris. All three time I use a piece of paper towel and a bit of forced water to clean it (don't want to scratch the shaft). I'm not sure if it is important to dislodge the rubber thingy at the very bottom (the top one is on the shaft). Also on the third cleaning I went ahead and replace the top filter (I'm not sure that was necessary as the grinding also went away after the third cleaning - it definitly was not trapped air). Part of the problem might be that the top of the tank is 4 1/2 feet high - the stand isn't that high but it is also a tall tank.
 
Try cleaning the entire length of hose, both on the intake and discharge side.

If you're looking for a new canister, my Hydor 600 has served me well and I can recommend them.
 
Like Islandvic said, clean your hoses. I went through the same thing with an Eheim canister and it wasn't until I cleaned my lines that the flow drastically improved. I refused to believe that cleaning my hoses would make a difference. I was wrong, I would clean the lines and see how it goes. Otherwise I'd pick up another Eheim or Fluval, I've heard Hydor is good too.
 
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  • #11
How do you clean 5 feet of hoses ? They are a little dirty but hardly blocked. Unfortunately the intake does have a lot of ram snails in it (they cna't exist in the tank due to loaches but they are numerous in the filters and hoses).
 

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I use this. Works Great!
Amazon.com : UEETEK Stainless Flexible Cleaning Brush Double Ended Canister Filter Tube Hose Pipe Clean for Fish Tank Aquarium (Sky Blue) : Pet Supplies

Good Luck!
 
Remove the hoses and give them a good blast inside with a garden hose sprayer.

Then use something like jmaldo suggested.

I used something similar then coiled up the tubes and placed them in a 5 gallon bucket full of water and a cup of bleach.

After giving the hoses a soak, I thoroughly rinsed them off and used my Seachem Safe dechlorinator to remove any residual bleach with another soak in the Safe. After a final rinse the hoses were brand new again.

I was surprised how much gunk were in the hoses
 
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  • #14
No garden hose - I live in a condo. Best I can do is a flow control faucet. I know it sucks that that is life in a condo.

Remove the hoses and give them a good blast inside with a garden hose sprayer.

Then use something like jmaldo suggested.

I used something similar then coiled up the tubes and placed them in a 5 gallon bucket full of water and a cup of bleach.

After giving the hoses a soak, I thoroughly rinsed them off and used my Seachem Safe dechlorinator to remove any residual bleach with another soak in the Safe. After a final rinse the hoses were brand new again.

I was surprised how much gunk were in the hoses
 
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  • #15
FyI there are two that are 1/2 the price - I suspect they are all the same as they all have similar ratings - all of them seem to have an issue with rust destroying the wire.

I use this. Works Great!
Amazon.com : UEETEK Stainless Flexible Cleaning Brush Double Ended Canister Filter Tube Hose Pipe Clean for Fish Tank Aquarium (Sky Blue) : Pet Supplies

Good Luck!
 
How do you clean 5 feet of hoses ? They are a little dirty but hardly blocked. Unfortunately the intake does have a lot of ram snails in it (they cna't exist in the tank due to loaches but they are numerous in the filters and hoses).
Eheim sells prefilters for cnister filters too. People have nothing but good things to say about them
 
Hmm...I have been using it for over 2 years, "No Rust". I also use the Eheim pre-filters.

Good Luck!
 
  • Thread Starter
  • #18
There was a thread on prefilters -there is an off brand that is 1/2 the price but well reviewed. Of course the issue is room for the sponge on the intake which does concern me. Also that isn't going to help much with the snails - there are no snails in the tank - they are all in the filter - the problem is getting rid of them from the filter - I suppose one way is to replace all the media (they are deep into the large sponge that sits at the bottom). There might be a chemical solution like bleach - not sure if that is a good approach - or I could live with them in the canister filter.
 
Clean the filter if snails are in there! If you buy new filters the same will happen...
 
  • Thread Starter
  • #20
Not likely there are no snails in the tank just the filter. And how shall I clean them out of the coarse sponge ?

Clean the filter if snails are in there! If you buy new filters the same will happen...
 

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There are brushes designed to clean the inside of your hoses, and they are cheap. What exactly is wrong with your 600s? Is it flow? Is it unclear water?
 
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  • #23
Strictly flow and I don't think it is the tubing. There was some crud around the magnet and I cleaned it out and that help a bit so it is tolerable but even when it was brand new it was never that great and a month or so of running and flow quickly drops.

There are brushes designed to clean the inside of your hoses, and they are cheap. What exactly is wrong with your 600s? Is it flow? Is it unclear water?
 
Strictly flow and I don't think it is the tubing. There was some crud around the magnet and I cleaned it out and that help a bit so it is tolerable but even when it was brand new it was never that great and a month or so of running and flow quickly drops.

What's your media setup in the can? Are you using the fine white polishing pad? It can clog quickly and reduce flow.
 
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  • #25
I'm using the eheim supplied media ('cept i've replaced the polishing pad several times) in the recommended order (though I've read the finishing pad SHOULD be below the balls; but I put it on top as that is what eheim recommends. And yes it gets dirty fast and that certainly impacts flow.

What's your media setup in the can? Are you using the fine white polishing pad? It can clog quickly and reduce flow.
 
I'm using the eheim supplied media ('cept i've replaced the polishing pad several times) in the recommended order (though I've read the finishing pad SHOULD be below the balls; but I put it on top as that is what eheim recommends. And yes it gets dirty fast and that certainly impacts flow.

It does get dirty fast. I stopped using it and use an extra blue coarse pad on top of the other blue pad instead. Should be able to get any tiny snails out of them by running under a high flow tap? Whatever it takes to rinse them out, don't worry about losing BB, 99% of it is in the Substrat Pro.
 
I'm actually running three coarse blue sponges, about a half liter of biomedia, and a pair of Fluval fine blue sponges (from the FX series) in my 2215. I have avoided the white polishing sponges since the first one. Just don't need the extra filtration with all that media.

That said, my thought is that if the filtration is fine and it's just the flow that's the issue, why not just add a powerhead or two to set up the flow as wanted?
 
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  • #28
I could probably do that - maybe hook it up to the spray bar. I have two power heads - they are a little annoying because the rI'm of my tank is pretty thick and they don't fit all the way on - I ahve a 20 and 70 and to be honest the 20 is over kill; not sure why I got the 70. I don't have them on the tank now because they were mucking with the angels - but if I jingled it to the spray bar it might work.
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Then again if I can just keep the eheim functioning for another year i'd be happy.
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I have a couple of generic fine pads left and I guess when they are all used up I'll just stop using them - I really need something between the coarse filter and the bio media because the biomedia is as filthy as the polishing pad gets.

I'm actually running three coarse blue sponges, about a half liter of biomedia, and a pair of Fluval fine blue sponges (from the FX series) in my 2215. I have avoided the white polishing sponges since the first one. Just don't need the extra filtration with all that media.

That said, my thought is that if the filtration is fine and it's just the flow that's the issue, why not just add a powerhead or two to set up the flow as wanted?
 
I have a lot of kuhlI loaches - would they be safe from that thing or would they work their way into the propeller ?

I have a Koralia Nano 240 running in my aquarium, and the intake slots are the same size as the ones for my canister filter. I only have one loach, but I’ve never seen him in danger of being sucked in. Perhaps others can chime in...
 
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  • #32
A follow up since I cleaned the filter yesterday. First the tool worked great for cleaning the tubing. It was much easier than expected. Move tubing to bathtub (I live in a condo; hence no hose or outdoor); take a couple of minutes pushing the thingy through the tube and they cleaned right up. The spray bar was in worse shape than I thought. Put the whole thing back together and the current is now very strong.
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Black Thumb I did pick up a Koralia Nano 240. I can say that grid around the propeller is coarse enough that a kuhlI could swim into the blades. Don't know if one would but I do know they like to fight current. Since the flow from the filter is very strong right now I decided to not install the nano 240 today but wait a couple of weeks and see how things play out.

I use this. Works Great!
Amazon.com : UEETEK Stainless Flexible Cleaning Brush Double Ended Canister Filter Tube Hose Pipe Clean for Fish Tank Aquarium (Sky Blue) : Pet Supplies

Good Luck!
 

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