What is the recommended level of CH on vinyl pool, with Ti heat pump

This does not apply to Heat Pumps, electric heaters, or solar heaters."

These is no chemical reason for needing CH in those devices.

Does that mean I can "ignore" Jandy's recommendations? Or should I raise the level to the 200 or 300 level?
That is up to you.

Jandy and other manufacturers tend to simply cut and paste the same generic water chemistry recommendations in all their products. They do not tailor them to a specific product need.

Pool rail woes

Saftron will custom make rails to your spec.


They may also have an off the shelf solution.


SR Smith may have an option as well, they can also customize.

Pool refilled and PH not respond to acid yet

Good morning! Refilled pool about 80-90% due to high CYA. It was filled again by this Saturday morning. I Added about 3 pounds CYA this weekend to get it back up as nothing showed on CYA test (as expected) after the refill. I have been adding a quart or so of acid each day since according to pool math to start working down the PH. So far PH is just fluctuating between 8.3 and 8.4. I have been adding liquid chlorine as recommended each day as well. Anything else I can do to assist in lowering my PH? Am I being impatient lol? My test readings are attached here. Any help is appreciated. Thanks!

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Confused (FC decrease)

I check CYA in April and make sure it's at least 50. I have kept my FC at 4-6 up until it started going down. My salt cell is new and seems to be producing (no error lights). I'll bring CYA up to 40 today and do another OCLT tonight. My pump was off after last night's test, so this morning may have been inaccurate, I'll run it tonight. Have had nothing but clear water. Algae would seem odd.
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I knew I was Pool Stored when...

Just a caution, as I am having a similar experience (wrote about it here). I needed a filter plug quick, because I couldn't run my pump without that plug. The $25 Pentair OEM part would take almost a week to arrive. The $13 generic one I ended up buying arrived in a couple days and got me running. And I saw some on Amazon that were half as much. Very tempting. But the reviews revealed that some of those cheaper third-party parts failed after a time. That got me nervous, so I ordered the OEM part, too, which I will install today, and keep the generic as a temporary back up.

Point being, a filter is a pressure vessel and its components are subjected to many extremes: the pressure, temperature swings throughout the year, and even each day, a constant exposure to harsh chemicals (chlorine, acid, etc), and sometimes some serious torque (as you now know). A filter component failure could be as simple as a small leak, or it could be catastrophic, emptying your tank, some amount of your pool, and potentially causing an expensive pump failure (which is the exact story an Amazon reviewer told after buying a cheap plug). In other words, it is not the place to try and save money.

So your 97¢ part might fit, and it might not*, and it might be made out of great materials, or it might not. You won't know until it fails. Up to you, but personally, I didn't want to chance it to save 12 bucks. Coincidentally, that was your savings amount, too...

* A very cheap PVC plug would screw into my filter. Sort of. Turns out, the NPT threads of the PVC cap are tapered, while the threads on my filter and its plug are actually straight threads. So they seem to fit at first, but they don't, and shouldn't be trusted to. So that's something else to consider with a DIY fix.

Sometimes, you do get what you pay for, even at a pool store.
Dirk:

Thanks for the insight, I never really thought of it that way. Going on 5 years and still OK, but your larger point is a good one. I may just pick up an OEM and use that one for peace of mind.

2nd Time Pool Owner

A couple of new questions. First I have a water temp sensor that is hose clamped onto a PVC line. That has had a drip leak since I have been here. How best to seal it ? Silicone sealant ?

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Second, I have two light fixtures in my pool. One of them I replaced a couple of years ago as it kept tripping the GFCI. The other stopped working in the winter so I finally got around to checking it this weekend and it had a fair amount of water and the LED bulb I installed was ruined. I dried it out and installed a new bulb and the fixture works (whew) but I have had issues with this one in the past getting a good seal. Have replaced the gasket, but any good tips for ensuring you have a good seal before submerging ?

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Chlorine Level not responding to TriChlor Tablets

My Chlorine on Friday was close to zero. The app recommended adding 13oz of TriChlor, but I have no idea how many pucks that means? I added two. My Chlorine level 48 hours later is 1.5. I live in Texas and the weather has been in the 90s this week.

Backstory - - My CYA was 200, because my pool company had 9 pucks in my chlorinator when I took over my pool. I ended up having to drain 2/3 of my pool to lower the CYA. I am wondering if there is a problem with my chlorinator since my chlorine level is only 1.5 after adding two tabs. I am afraid to add more tabs, because I don't want my CYA to get high again.

Do I add more tabs? How much is too much?
You should I post the most recent set of test results to help. Your chlorine level is too low. If your CYA is low, then adding more pucks is fine. If your CYA is over ~60ppm, then you should use another type of chlorine that doesn’t have CYA in it.

Looks like I need a new SWG

I will do that.

I have wired in the IC40 communication to the J20 port but there were other wires landed there. I can control the salt cell perfectly through the controls on the EasyTouch panel. However, I did not double up the wires but replaced them, assuming it was just a water temp sensor, but my EasyTough remote no longer communicates. Can you double up the comm wires, or do I need another comm port to control the salt cell ?

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