Tunze 6101

phil519

Got Rotifers?
Premium Member
Happy (belated) new year Roger!

Unfortunately my reason for posting is that I have a problem with my 6101. I've been busy at home and just haven't had the time to check in here to post. It was plugged into a 7096 multi-controller and I thought maybe that had something to do with it. I removed the connection to the controller, powered off for an hour and tried it again. Sure enough it is working fine. Then maybe 30 minutes later - it stops. There are no loose connections as far as I can tell. I took it apart and gave it a thorough vinegar bath. Rechecked connections and started it up. Again runs fine for 30 minutes (or maybe 60) and then poof - stops.

Any ideas? I have 3 other 6100s, the nano wavebox and the 7096 on the tank and they are all running fine. Thanks!
 
The only possibilities I see is that the drive unit is damaged or stuck by calcium, pay particular attention to the hoe in the middle of the drive unit and the 3000.610 upper bearing, if the hole is clogged or the magnet is stuck to the bearing, the pump will stop from an overheat/overload. If that is not it, the pump has an electrical problem and should be sent in.

Tunze USA
305 Victor St
Austin, TX 78753
 
Thanks!

I will double check and try it again. As always your response and assistance is greatly appreciated.
 
hi Roger -

I am going to send the 6101 pump in. Should I include the power adaptor or is that unnecessary?

Another thing that came up is that the osmolator is not running correctly. The sensor will detect the water level as low, run for about 25 seconds (or less) and then stop. I turn off the device and wait, then turn it back on. It basically repeats the same thing - run for a few seconds then off. The device is about 2 years old.

I have two osmolators (one for another tank) and I utilized the other newer one and it worked fine. I thought maybe the older osmolator sensor was dirty and cleaned it in some vinegar and a light brush. However it continues to run briefly then stop. And suggestions?

Thanks!
 
I only need the power supply if you have reason to believe it may be part of the problem, if it runs another pump fine, then I don't need it.

This osmolator problem would have one of the following causes.

1) Wiring to the pump or the european terminal the pump is connected to is corroded.
2) The pump is failing
3) The PTC (a sort of thermal circuit breaker that shuts off the pump and is what is causing the issue due to a higher load in case 1 and 2) is damaged and needs to be replaced.

In all cases it is an inexpensive repair, worst case if it was 2 and 3, it is about $45.
 
I only need the power supply if you have reason to believe it may be part of the problem, if it runs another pump fine, then I don't need it.

This osmolator problem would have one of the following causes.

1) Wiring to the pump or the european terminal the pump is connected to is corroded.
2) The pump is failing
3) The PTC (a sort of thermal circuit breaker that shuts off the pump and is what is causing the issue due to a higher load in case 1 and 2) is damaged and needs to be replaced.

In all cases it is an inexpensive repair, worst case if it was 2 and 3, it is about $45.

1&2 i am pretty sure are not it. I used the newer osmolator I had - connected it via the existing euro term and to the existing pump and it worked.

I'll send it back and just let me know options/cost. Thanks much.
 
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