Recent content by drow

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    Explain gas heat for a pool to me, like I'm a 4 year old

    You're misreading your natural gas prices, I'm pretty sure. From http://www.washgas.com/FileUpload/File/Tariffs/MD/md0305.pdf that $0.23/therm is the distribution charge - it doesn't include the actual cost of the gas! Try looking at your last gas bill, and see what additional line items it...
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    Perflex shaft o-rings

    Thanks, belatedly - that worked like a charm.
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    Reel suggestions

    I'd really like to add a reel to my AGP. Getting the cover off is a pain right now. It's an oval 18x33, with a deck at one short end. The deck comes around to the straight part of the longer edge on one side, and not quite that far on the other side (stops along the curve). To further...
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    pool-fromdeck.jpg

  5. pool-alongside.jpg

    pool-alongside.jpg

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    Perflex shaft o-rings

    How do you remove the o-rings? I didn't want to stick something under them in case I ripped them, but maybe they're stretchy enough? Getting the top E clip back on gave me terrible trouble the first time, took about an hour. The trick for me was to suspend the assembly (from the arms of two...
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    Perflex shaft o-rings

    I disassembled my filter (Hayward Perflex EC40C75, bump DE) yesterday (see PSA below). I did what I needed, but I couldn't get the tube assembly entirely apart. I hope that someone who's done this before can give me a tip for next time. The tube assembly is built around a central shaft. Top...
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    Amount of air in pump bucket

    Thanks for the replies! I've got a weir now, took care of that last week. Guess I'll get a floater. I may end up switching to something else than tablets, but I'm still waiting for my test kit to show up before I try doing it with straight bleach. The filter pressure and air bubble seem to...
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    Pictures of algae/stains/etc.

    You're really not going to manage it with Joe Ordinary Camera; you can get an underwater lens and a waterproof camera case from many manufacturers. They also sell underwater disposables.
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    Amount of air in pump bucket

    Here's the weird part. The bubble shrinks and grows independent of anything I do. It was big earlier, when I went out just now to check, it was more like an inch and a half and well above the suction intake. The only thing I can think of that happened since then was I put chlorine tablets in...
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    Amount of air in pump bucket

    There used to be a whirlpool, I don't think there is any more after I put in a weir and raised the water level a bit - previous owner left no weir. I can't find any leaks on the hose... I'll try again!
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    Amount of air in pump bucket

    Here's a simple question I haven't been able to get a straight answer to: how much air, if any, is OK in the pump chamber? Mine fills up to just below the level of the suction line. So there's a pretty big air bubble. 3" or 4" high. Water splashes around while it's pumping. If the answer is...
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    Running Pump

    The best thing I've found so far is this: http://www.naturalhandyman.com/iip/infpool/infpoolconservation.html Down near the bottom is a chart for gallons, pump power, and the pressure gauge on your filter.