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  1. K

    heliocol stole my flow

    Hello, I have a ~27000 gallon IG vinyl pool, sand filter with SWG, and variable speed pump. I used to set the pump at 2500rpm and that was enough flow to run the SWG - the pressure in the filter hovered around 2-3. If I had Kreepy Krawly in the pool, I'd bump the pump up to 2700rpm: SWG worked...
  2. K

    when to test after rain?

    I know y'all say rain doesn't affect pool chemistry, but my pool seems to disagree. We got 4-5" rain in the past hour, and I wasted approximately 1300 gallons to prevent the pool from overflowing. I'll need to waste more when the rain stops to get the water level below the opening of the...
  3. K

    Bottom drain cover

    So how difficult should this be to manage? I guess Kreepy Krawly knocked the cover off the bottom drain. Pardon graininess. Cell phone shot from third story
  4. K

    low FC again - rain or something else?

    All this testing and balancing makes me :brickwall: Questions: Dropping chlorine - effect from heavy rains or indicative of need to shock? High TA - acid and aerate? Test Results: June 12 after 2+ inches of rain FC - 1 pH - 7.1 TA - 70 CYA - 70 Added bleach. FC up to 5 (tested 5 hours after...
  5. K

    Low fc - bleach or wait on swg

    I'm trying to balance things after torrential rains. Today's test results: Salt - 3800ppm FC - 1 TC - 1 pH - 7.1 TA - 70 CYA - 70 There's no borate in this town so I'm okay with a pH of 7.1 for the kids until the swg brings that up naturally. (Or is it worth a drive out of town to find borate...
  6. K

    best way to repair deck concrete?

    The concrete where our pool steps railing is anchored has settled. Is there a simple way to repair the concrete without digging it all up? I'm under the impression that additional concrete will not adhere to the existing concrete and would chip over time...
  7. K

    just venting

    I'm so tired of buying chemicals and testing! :rant: New pool owner here - just bought the house that came with the pool. I opened the pool in late March and was frustrated with the cost of chemicals, but I realized that (hopefully) opening the pool is a once-a-year cost and everything else...
  8. K

    determining leak vs evap rate

    I think we have a leak. Pool service came out two weeks ago and found some pinhole spots in the liner around the skimmer. Now we're supposed to be watching for leaks and report back before he closes out our bill. April 30 - May 3 (4 days): day time high of 77, 72x2, 64 and overnight low in mid...
  9. K

    me vs them

    New pool store opened up advertising their brand-new-state-of-the-art WaterLink DataMate 10 water analyzer "accurate to 1/100th of a part per million". I like numbers, so I figured why not have them test my water just to see if I'm interpreting my tests correctly. I mean pink or more pink or an...
  10. K

    waste water while vacuuming?

    Is there any reason I should not waste water while vacuuming the pool? Or rather while I am wasting water, can I vacuum too? We've gotten 5" of rain so far this weekend. The past 6 days were dry, but we got 4" of rain last weekend. Georgia tends to be clear and sunny then dump an inch of rain...
  11. K

    25% ??

    Pool school says to backwash when filter pressure raises by 25%. I have an old pool... neighbors think the pool was dug in the early 80s. When the pool is backwashed and all baskets clean - pump running at 2175 rpm - the pressure gauge reads 1.5psi. So I need to backwash when the pressure gets...
  12. K

    What's blocking my flow?

    Just when I think I'm starting to understand the pool basics... About 2 weeks ago I determined through playing around that I could set the filter as low as 2175rpm as have the swg operate. It needed to be no lower than 2700rpm for the swg to work while the automatic vacuum was running. In the...
  13. K

    Seems like a leak

    All last week the water level was just below the opening of the skimmer. I thought I had filled the pool more than that, but I had been back washing so whatever. Then it rained 3" on Friday and filled the pool. Friday, Saturday, Sunday I had it running on skimmer only. What a nice way to get...
  14. K

    adjusted TA - now what?

    Tests taken over a week: FC 0 5 5 TC 1 5 5 CC 1 0 0 pH 8 7.4 7.2 TA 130 100 80 CH 120 120 120 CYA 0 40 40 salt 2320 3800 3800 Since the first test I've shocked the pool with trichlor, added CYA and salt, aerated, added muriatic acid, and aerated some more. I just added 5lbs more CYA today after...
  15. K

    Calculating pump rate

    I have a 2.7hp variable rate pump/timer by AO Smith. Side label attached Any idea how to calculate pump flow so I can determine run time and rate? I know the swg needs 2175rpm (25% max flow) to operate. I know the swg needs 2700rpm (55% max flow) to operate while the Kreepy Krawly vacuum is...
  16. K

    Aerating TA

    All the posts and articles I am reading about TA uses acid and aeration to lower the levels. I shocked my pool with trichlor and am adding CYA, both of which lower the pH. I am aerating via aiming the return jets upward - plus my pool gets maybe 4-5 hours of GA sun per day. Is aerating a low...
  17. K

    What depletes CYA?

    My test kit came in Saturday. (Baaaaad idea y'all for me to have test kits. I want to test everything every day multiple times a day just to see what's going on!!) First test 4/13 FC - 0 TC - 1 pH - 8.0 TA - 130 CH - 120 CYA - 0 Salt - 2320 I added: 5lbs trichlor 10lbs stabilizer (CYA) 1 quart...
  18. K

    range of salt ppm for swg

    Hi all, I just bought this house with a pool and the only thing I know about pools comes from your Pool School. I ran into the guy that installed the Jandy SWG for our pool last year. He said to keep the salt between 2800-3000ppm. Cool. We went our separate ways. Tonight, I came across the...
  19. K

    how to get the most cost effective temps

    Hi all, Just bought a house that has an in-ground pool. I can probably count on my fingers the number of times I've been swimming in my life, so I have no clue what to put in my signature here to help y'all out. I hope that I can work with our local pool store to balance the chemicals. I've...