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  1. Replies
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    RO water is highly corrosive and should not be...

    RO water is highly corrosive and should not be run through copper pipes or standard fixtures. Water from an RO unit is typically piped in plastic pipes to a special fixture that is suitable for RO...
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    A manual for your control head is available here:...

    A manual for your control head is available here:

    http://www.pentairwatertreatment.com/en-us/Products/ResidentialControlValves/Autotrol+255.htm

    Yes the head only can be replaced but you said...
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    Rather than piping unsoftened water to the cold...

    Rather than piping unsoftened water to the cold line at the kitchen sink I recommend you install a separate drinking water faucet on the kitchen sink with unsoftened water. That would allow you to...
  4. Correct--thanks for posting the correct...

    Correct--thanks for posting the correct information.
  5. You are referring to calcium chloride which can...

    You are referring to calcium chloride which can be used to regenerate a softener. When KCL is used as a regenerant the hardness ions are replaced with calcium rather than sodium.

    KCL is much more...
  6. Mikey's suggestion for a separate tap is my...

    Mikey's suggestion for a separate tap is my preferred solution if the water quality prior to the softener is adequate and the cost is typically no more than installing an RO unit at the point of use....
  7. Typical household RO systems put 4 gallons down...

    Typical household RO systems put 4 gallons down the drain for each gallon produced with 90-95% removal of dissolved solids.
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    Yes leakage rate refers to hardness making it...

    Yes leakage rate refers to hardness making it through.

    The value on the sticker should match the BLFC installed. Most individuals servicing the unit would use the information on the sticker...
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    According to the original post the BLFC is .125...

    According to the original post the BLFC is .125 and BF is 12 minutes. That works out to 1.5 gallons of water and 4.5 lbs of salt. With 2 cubic feet of resin that is a salt dose of 2.25 lb/cubic...
  10. The high TDS and sodium suggest that a RO system...

    The high TDS and sodium suggest that a RO system for drinking water would be desirable.

    The hardness of 4 grains falls in an area where some people chose to soften the water while others don't. ...
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    Note that Dittohead's instructions have a DLFC of...

    Note that Dittohead's instructions have a DLFC of 5 gpm while the poster says the unit has a DLFC of 3 gpm.

    Additionally, I would expect that the unit has fine mesh resin is probably being used...
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    As mialynette2003 notes a softener does not...

    As mialynette2003 notes a softener does not reduce or remove TDS.

    As an additional point, if you have been living with very hard water then your hot water heater is filled with hard water and both...
  13. Very likely the resin is fouled or has failed. ...

    Very likely the resin is fouled or has failed.

    If you have iron in your water iron fouling is very possible--particlarly becuase the regeneration is apparently not working. The fact that brine...
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    Poster said his well pump only produces 8 gallons...

    Poster said his well pump only produces 8 gallons per minute. That isn't much for a filox filter except for the smallest size. With a larger media tank a 10, 12, or more gpm DLFC would be indicated...
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    A 1 cubic foot unit should work well.

    A 1 cubic foot unit should work well.
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    If you have city water municipal water suppliers...

    If you have city water municipal water suppliers are required to regularly test the water and make the results available to users. Many municipalities post the results on a website. Others will...
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    What is your water analysis--hardness and...

    What is your water analysis--hardness and iron/manganese are of primary interest?

    Do you have any large tubs, multihead showers, or other application of softened water that have unusually high...
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    The Fleck 5600 control valve is an excellent...

    The Fleck 5600 control valve is an excellent valve. You can get units equipped with that valve for a lot less money.

    Here is one example:
    ...
  19. Here is one source of supply--there are other...

    Here is one source of supply--there are other online sellers:

    http://www.ohiopurewater.com/shop/customer/home.php?cat=213
  20. Buy a unit with a Fleck control head. There are...

    Buy a unit with a Fleck control head. There are online suppliers that sell complete units at excellent prices.

    I don't recommend either of the units you mention.
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    The time from pump off to pump on is the time for...

    The time from pump off to pump on is the time for the pressure tank to empty. You have computed the flow rate during backwash and confirmed that you have ~14 gpm backwash flow.
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    1. I don't think I said anything about flowrate...

    1. I don't think I said anything about flowrate being diminished during repressurization.

    2. I don't think I am assuming a constant flow rate "from the pump"--I do think I am assuming a constant...
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    A 44 gallon pressure tank set for 45/65 has a...

    A 44 gallon pressure tank set for 45/65 has a draw down of ~ 12 gallons or less--NOT 18 gallons.

    Here is a link to specs for the Well-X-Trol brand which has one of the better draw down specs:
    ...
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    If the greenish crud forms on the OUTSIDE of...

    If the greenish crud forms on the OUTSIDE of copper cold water pipes no water treatment system can change that. Copper oxide is green and condensation forming on cold water pipes will result in some...
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    I want to second the comments of Tom Sawyer. ...

    I want to second the comments of Tom Sawyer.

    ALL WATER TREATMENT EQUIPMENT REQUIRES REGULAR TENDING AND MAINTENANCE.

    In my opinion both pellet feeders and injection systems require comparable...
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