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Thread: newbie. Our first pool, Need info on sand filter

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    Watermom's Avatar
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    Default Re: newbie. Our first pool, Need info on sand filter

    If your ph is below 6.8, that is a very big concern. Get some Borax and add a half a box slowly to the skimmer while the pump is running. Then let it circulate for 3 or 4 hours, then retest ph, and add more Borax until you get it to 7.4-7.6. Also, add 6 quarts (1.5 gallons) of plain, unscented bleach to the skimmer - again while the pump is running. It is OK to add the bleach right after you add the Borax.

    That is just a start. We really need more testing results to really be able to help with your problem. Get a better test kit. At the very least, the 5-way test kit from Walmart. We need more than just ph and cl readings to be able to help you much.

  2. #2
    rnjng Guest

    Question Re: newbie. Our first pool, Need info on sand filter

    Here are some #'s from my 5 way test kit.

    cl looked lighter than .5
    ph was lighter than 6.8
    alk was 10
    and hard water was 10

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  4. #4
    rnjng Guest

    Default Re: newbie. Our first pool, Need info on sand filter

    These results are from this morning 7/3/06. 5 way drop test kit.



    cl/br lower than .5/1
    ph lower than 6.8
    alk 20
    hardness no change after addin 6 drops
    cya 85

  5. #5
    rnjng Guest

    Default Re: newbie. Our first pool, Need info on sand filter

    Whats next, add borax and bleach until these #'s rise? And can I add these while ity is raining?

  6. #6
    rnjng Guest

    Default Re: newbie. Our first pool, Need info on sand filter

    Ok, the filter took a dump. it was leaking from the valve, when I first hooked everything up to try to figure out how to get the water ready. So I got online and found the valve clamp that I needed to fix the leak, it worked great till a few days ago, then today I took it apart to clean and relube the gasket, and the NEW clamp snapped! I'm not going to mess with this filter any more. There arent any supply stores in this area that deal with columbia sand filters. So we will wait and shop around the local stores for a new filter. In the mean time what should I do so the water does not turn green or get cloudy???

  7. #7
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    Default Re: newbie. Our first pool, Need info on sand filter

    Just saw that this thread stalled. If I understand correctly, your filter is leaking so you cannot circulate water and you are planning to replace the filter.

    But to add borax and clorox and avoid nasty water, you need circulation. Do you have a small sump pump by chance? I got a Little Giant submersible pump at the pool store for about $75 and it is a good investment (Lowes and HD have them too). I use it all the time. You can use it with a garden hose to get some circulation going in your pool. Put the pump in the shallow end and run the hose to the deep end - run it 7x24.

    Get your pH and free CL up and post back. Good luck.

    ~Rick~
    Last edited by rbonin; 07-07-2006 at 11:08 PM.
    18,000G freeform gunite; PebbleSheen; Sta-Rite System 3 Cartridge; Sta-Rite heater; Polaris AutoClear Cl Generator; Polaris 380 cleaner

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