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  1. mmcwhorter

    Bad Scaling On Tile Grout and Surfaces

    When we removed the cover this year, we had bad thick scaling on the grout lines, and some of the tiles' surface area was frosty..... a thin layer of scaling. Normally, this does not happen till summer. In the past, I have easily removed the scaling on the grout lines using a single-edge...
  2. mmcwhorter

    IC-40 SWG Cold Light RED_Can I "Eliminate" Thermistor?

    Last year at startup, I had some difficulty with my IC-40 telling me the salt level was low and/or the water was too cold. I measured the SALT and it was 3200 (I have the TFT Salt Measurement Kit, very handy....)....At the time, I assumed the flow switch was going bad. Ultimately, the unit did...
  3. mmcwhorter

    Filter Leaking from the Main Body on "Seam"

    Having completed a backwash today (mainly to drain the level as we have had lots of rain)...I just noticed a small stream of water flowing out of a vertical seam on the main filter body, just below the valve clamp...maybe 3/4 inch. Hayward High Rate Sand Filter, Pro Series. It shoots out 3-4...
  4. mmcwhorter

    Cover On Before Pool System Closing

    We decided to cover the pool this year this week BUT LEAVE THE EQUIPMENT RUNNING ....primarily because I have some travel coming up...and I don't want to fight the leaves when I get back, and once it gets colder (like now) we only use the Spa anyway.......I always hire a pool service to put the...
  5. mmcwhorter

    Donation

    I just donated to the TFP site to help them get to their financial goal by Aug 31...You should too. https://www.troublefreepool.com/blog/2019/01/22/become-a-tfp-supporter/
  6. mmcwhorter

    Novel Stain Removal?

    My spa has some stains, not horrible but noticeable and livable. I am not sure what these stains are made of..they are caramel colored, brownish (I'll get a picture soon). I had been thinking about draining my spa and doing a very light acid wash on the marcite....like 20% MA and 80% water...
  7. mmcwhorter

    Problem With Weir Door Getting Stuck Vertically

    I have two Pentair Admiral S-20 Skimmers (deep and shallow ends of the pool). My deep-end Weir door recently was found floating in the pool and as usual, one of the sleeves on the bottom of the door that clip into the two skimmer side wall "hinge pins" was busted...Very common problem every two...
  8. mmcwhorter

    Confusing Pump Issues Unexplained

    I am seeing two very odd things with my pump-fliter system this year...and I am at a loss after some small degree of troubleshooting it. Everything "works" fine, the system operates, FC is produced by the IC-40, the system filters, etc... BUT:::::::: A- after a long Off Time, pump start-up...
  9. mmcwhorter

    IC-40 SWG Reads Low Salt at 3200 ppm?

    Since SWG is used for Algae Prevention, I listed this blog there: I just installed my IC-40 SWG for the coming season after SLAM passed. All the indicators are normal (including the water temp indicator) except the red LOW SALT indicator is on...and I have taken the Slat level up to about 3200...
  10. mmcwhorter

    Slow Pump Priming

    I noticed my pump taking longer to prime...and even after stopping it for three seconds I would take two minutes to reprime and kick in full blast. When it's running there are a few bubbles visible, spinning around in the top of the strainer basket. I also noticed when the pump stopped there...
  11. mmcwhorter

    Jandy Never Lube Leaks

    I have the Jandy Never Lube Valves...and they have black knobs on the outside of the valve housing. I assume the idea is to turn the knob to add pool grease to the inside surfaces...without having to remove the 8 screws on the top and pull out the diverter. Never seemed to be a good idea to me...
  12. mmcwhorter

    My Pool Store Now Charges to Test Water

    I am SLAMMING and wanted a second opinion of CYA before starting the test. Thread here. https://www.troublefreepool.com/threads/white-latte-foam-covering-entire-pool-on-opening.289399/ Went down to the local SO MD pool store and found they are charging $10 to test the water, unless you buy...
  13. mmcwhorter

    White "Latte Foam" Covering Entire Pool on Opening

    This is not a problem, I am just curious: what is the chemical cause of the "latte" foam on my pool surface. Photos attached. I just removed the cover and all plugs, raked out all the leaves (not a lot this year!!!), ran my pool robot vac to get the stuff the leaf rake can't......and filled the...
  14. mmcwhorter

    Stirring and Flushing a Sand Filter

    I have a Hayward Sand Filter with the six-port valve on top, one of which is Rinse. The manual says to RINSE after BACKWASH. I have read a few threads where occasionally the tech opens the top of the filter to perform a flush or stir...using a stir and a water hose....and you see leaves/debris...
  15. mmcwhorter

    OK, this is Bizarre...Never Seen This Before___Any Ideas???

    I opened the pool today. I first ran the Jacuzzi Spa in a closed loop. Valves set for drawing water only from the Spa....Returning water only to the Spa. The pump primed nicely, pressure gauge came up to the right number. The filter was first set to recirculate. The heater came on perfectly...
  16. mmcwhorter

    Surprisingly Low Calcium and TA at the End of the Winter Season

    As a curiosity, I decided to test my water 3-4 weeks before pulling the cover and was very surprised to see the CH at 75 and the TA at 30. Yes, there has been a good amount of rain and drain this winter, on the order of 12-15 inches. But the CH in particular seems oddly too low considering the...
  17. mmcwhorter

    Calcium Drop in Spa With Heavy Rain Causing Rough Surfaces?

    I posted this problem/issue before and never really felt like I got it solved. The original thread is below. My problem is rough marcite surfaces in the spa every spring when we open the pool, usually the Spa first. The roughness is mainly on the seating areas in the spa, with some roughness on...
  18. mmcwhorter

    Using Granular "pH Down" with an SWG?

    I was at WalMart last December and they were closing out the granular pH Down for a buck a bag (4 pounds). Now that Muriatic Acid has supplanted the $15 / gallon price here at my local pool store, :mad::mad::mad::mad: I thought this was the deal of the century. ;) Then I learn if you have an...
  19. mmcwhorter

    The Usual "I Have Algae" Problem

    Are we on the right track here: So, I am posting for a friend named Brian in Owings MD....he came over to my house and marveled at the clarity and cleanliness of my pool....the robot vac had just finished. Yes, it was perfect. He lamented about his pool algae problem...in that, he spends all his...
  20. mmcwhorter

    Loose Travertine Coping

    We noticed loose travertine coping last night while swimming. The three piece in the center of the photo are easily removed....exposing the concrete underneath. I was hoping someone can advise: What is the best adhesive and grout product to repair the issue?
  21. mmcwhorter

    Logging and Reporting My Pool Opening

    I thought it would be cool (and useful for some folks in the community) to log and report my pool opening process for 2023...step by step. I assume this will take a few days based on what I saw in the water. DAY 1 We pulled to cover off earlier today, 9 AM...a bit later than normal as we are...
  22. mmcwhorter

    Marcite Pitting In Spa When Opening Pool

    Hello and Happy Spring Opening to All: I have posted about this issue before, and here we are again.....the old thread was discontinued so I'll create a new one here: I have noticed over the last four years (including recently when I opened my pool) that our "raised overflow waterfall spa"...
  23. mmcwhorter

    My Jandy "Never Lube" Leaks Water Out The Grease Valve

    I have a Jandy Never Lube Three Way Valve that is dripping water slowly (well, one drop every 3-4 seconds) out of the fitting on the side of the valve housing......the fitting where the grease is to be squirted in is definitely broke, it seems to be hanging at an odd angle....hanging on by a...
  24. mmcwhorter

    Phosphates Will Kill Your Chlorine????

    Yesterday.... while getting my water tested for Iron (and trying to find some MA that was actually out of stock) My local pool store dude reported to me yesterday that my high phosphate level of 179 will tend to reduce and even kill my FC in the pool. I told him it was my understanding that...
  25. mmcwhorter

    Muriatic Acid --- Out of Stock?????

    Well, this supply chain crisis has hit a new low...is anyone else seeing this: for the first time in my over 50 years of pool ownership...I went to buy a gallon of Muriatic Acid and there is none to be found... My local pool store is out of stock, made a few calls, but none. Just happy to note...
  26. mmcwhorter

    Chlorine Drop Test Never Gets Totally Clear Anymore

    Earlier today, I measured my CL and pH with the Taylor kit (DPD-OTO) that comes with the TF_100 and it looked like about CL 4-5/pH 7.5. I decided to check it with the powdered R-0870 / R-0871 method. Normally, when you get to the correct measured level of FC, the sample goes perfectly...
  27. mmcwhorter

    Caramel Colored Stains

    In the last 2 years only, when we opened the pool in April I saw caramel-colored stains at the shallow end steps and in the spa. They are a bit rough and do not think they are organic stains (as there were other darker stains at the opening that are gone by now, assume sunlight and CL2 got...
  28. mmcwhorter

    Total Alkalinity ("Input" versus "Adjusted")_What Is The Difference

    My local pool store (where I usually buy Muriatic Acid) has a free water test using a system I believe is called "poolife Exclusive Pool Care Collection". In the output of the test, they have TA measured as both Input and Adjusted. What is the difference? My TF-100 measures much closer to the...
  29. mmcwhorter

    How to Clean the inside of an IC-40 SWG???

    I did not clean my IC-40 last year...so it has two full seasons w/o a cleaning. Wondering what is the correct concentration of 31.25% Muriatic Acid to clean the calcium of the aluminum plates in my IC-40. And how long should I leave it inside? I have the cap/O-ring which is placed on the outlet...
  30. mmcwhorter

    Question About SLAM

    I am done SLAMming my pool...as I do it each year no matter the condition of the pool when I open. I have found one SLAM per year at the start and I really do have a Trouble Free Pool all season! This year the pool was in great shape when the cover came off...a little cloudy and of course I had...