View Full Version : low volume production
gonefishin
06/01/2004, 03:57 PM
I have a R/O system that was installed by the previous owners of my house that I know use for both my reef and drinking water. It is a 4 stage system with a 3 gallon bladder tank. I dont know the exact PSI but that does not seem to be a problem nor does the water temperature. It also has a 25 gallon per day membrane. Here is my dliemna. I can never get more than about 3 quarts of water at any given time from the system. I can get the three quarts which completeley drains the tank and takes about 10 minutes to get out of the faucet then I wait about 3 hours and I can get a gallon more and so on. Here is my question. Should the tank really hold 3 gallons of available water? I know this is probably not one of your systems but with the local guys wanting $200 bucks just to come out and tell me if there is even a problem I am considering replacing the whole mess with a brand new system which would be just as cheap as a service call. I dont want to spend that kind of cash and end up with the same problem however. I am hoping that a 75 g/p/d with a 4 or 5 gallon tank would actually have somewhat close to that amount of water production (I know there are restricting factors). Can your systems meet this requirement? TIA
SpectraPure
06/02/2004, 05:11 PM
Short answer is: yes, we can meet your requirements.
Long answer: The "3-quart symptom" is usually due to a failed bladder tank. Also, 1 gallon every 3 hours is only 8 gallons per day. A properly operating bladder tank will hold 3 gallons but won't be able to squeeze every drop out, but can certainly do more than 3 quarts.
We can set up a 90 gpd system with a 4 gallon storage tank for approx. $346. 90 gpd is 3.75 gallons per hour.
Scott
SpectraPure, Inc.
gonefishin
06/03/2004, 08:46 AM
Thanks for the reply. One more question. COuld i just replace all tubing and membrane (as well as bladder tank) and use the existing canister set I have now or would it just be better to start completely over with a whole new set up?
dave2184
06/03/2004, 08:59 AM
Probably better off replacing the whole system unless you know for sure how old the system is and when it was the filters were replaced last. You could endup spending more getting the system up to par changing all the filters, swaping the membane, and replacing the storage tank. Not to mention the hasstle of breaking any of the old parts in the process or various parts not being compatable.
dave2184
06/03/2004, 09:05 AM
That reminds me i'm due for sediment filters. Quick question Scott what combination would you recomend for a 1000GPD system i will probably get an add on housing and a DI as mine is the inline desposable type.
SpectraPure
06/04/2004, 12:27 PM
Dave,
Good answer to the above question, thanks.
I bet you mean 100 GPD? Why don't you just call
us and we can quickly determine what you need.
Going back and forth on this forum about your particular
needs is not very interesting to anybody else ;) .
Scott
SpectraPure, Inc.
dave2184
06/04/2004, 04:19 PM
Oops! ya i ment 100GPD. I'll give you guys a call. Would a water analysis report help the selection? If so i'll try to get ahold of one first.
SpectraPure
06/04/2004, 05:13 PM
Dave.
Water analysis reports are always a good idea, if available.
Scott
SpectraPure, Inc.
dave2184
06/04/2004, 05:20 PM
Alright i'll go ahead and get one and give you a call.
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