Apera PC60

To other owners of the Apera PC60 meter...

I purchased mine about 6 months ago, as well as the Apera 3 point calibration kit.

I've followed the manual, and stored the probe in the provided solution when not in use. I've also used the provided (and then my purchased for 3 point) calibration solutions.

I've only used the probe 10 times or less, however the pH readings seem way out compared with a Taylor's phenol red drops test, as well when I take a sample to the local pool shop. The Apera tends to show a much higher pH (eg 9.8) when the actual pH is around 8 according to the other two methods...

If I calibrate the meter, the readings then correlate, however do I really need to calibrate the meter every single time before use ?? It seems to remain calibrated for at best two uses before requiring re-calibration, even though I'm storing it correctly and following all the other instructions (using distilled water to rinse etc)...

How long does calibration normally last for everyone else ?

Failed Pool Under Construction

Gunite was shot a year ago. Plumbing was started. I have photos of some pipes on interior of pool. Builder didn’t connect pipes to pump pad until a week ago.
The pool shell popped out of ground Fall of 2022. Pool builder said all was okay because the shell settled back into hole.
Pool builder put in a french drain around the perimeter during Spring 2023. We still had water in both in pool and around it.
Tile and coping and deck installed early Summer 2023.
Plaster scheduled for a Thursady a couple of weeks ago. The rain water was pumped out of shell and the pool was power washed for plaster. The next day there was about 10 inches of water in the deep end.
Plastercrew pumped it out, shot plaster.
The pool took a couple of days to fill, but I noticed we were losing water.
Meanwhile, a crew was hand digging a hole next to the pool to ready for a sump pump system. They could get far down because the hole was slowly filling with water. About 6 days after the plaster completion, I noticed a structural crack running the entire perimeter of the pool floor. We know that it’s leaking water. What caused the structural failure?

Help!

I bought a house and inherited a poorly cared for inground pool. The seller told me it was easy to care for, just keep the floating dispenser filled with tablets. In the meantime I've been plagued by yellow algae coating the sides and bottom. I got rid of it twice and tried to maintain the Cl level at 5ppm, but it returned again. Then the filter housing lid developed two small leaks. I tried sealing them with silicone and it didn't work completely, so I replaced the cover and o-ring, but now I can't get it to seal with the locking ring. So the pump hasn't been running, bad for the algae problem, I don't know what to do and I have guests coming in 2 weeks who will, no doubt want to swim in the pool.

Need Jandy relay with normally closed (NO) connection

I have a spa alongside my salt pool and when I use my spa I'd like to disable chlorine generation from my SWG as it builds up too much while I'm in the spa. I think the best way of doing this is to tap into the fact that I always use my AUX pump when I'm in the spa. So I looked for a relay to feed the SWG that would be always closed but would open when I ran my aux pump.

Unfortunately I'm having a difficult time finding one. Does anyone have suggestions as to a relay that I could use for this (or just a better idea to solve my main issue).

High TDS

Let me preface that I have been out of town and the Austin area had a bad storm the other night. At some point, the breaker turned off. Also, I use test strip (IKIK) and occasionally get the water tested at Leslie’s.

There is algea. It’s the worst I’ve had. I don’t have a sand filter. I’m going to attempt to shock the pool- I just don’t know if this will work with how high TDS is. What would cause this to be so high? last season, I used pucks. I quit after having to deal with high CYA. Now I use liquid chlorine.

I know I’ll have to do water out/in to get the TDS lower. Or should I call the pool company to empty it (brace it, etc). Advice please. Thanks

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Blowing lines through skimmers

When my pool was installed in 1992 closing it the first season was part of the deal. Never having had any experience with pools I watched the technician and took notes so that going forward I could do it myself.

He blew out the lines from the pump, starting with plugging each skimmer and then the returns. A pump was used to get the remaining water out of the skimmers.

I have been doing it this way ever since. I just saw on here that many blow out the lines from the skimmer. That sounds a little easier but I have reservations changing from a method that has worked well for me all these years.

If I try the skimmer method are there any pitfalls to avoid?

Pentair Spectrum Amerilite Pool Light Motor 619495

Thank you for allowing me to join the forum. There is so much useful information on this site.
I have a (subject) light which leaked and the motor which drives the color wheel was completely destroyed. I am desperately trying to find a replacement motor. A google search has turned up nothing. Has anyone found a source for this motor ? It seems the only place that one would be available would be someones discard. I tried to use a DC motor only to find the original was either a stepper or an AC motor. At this point I am ready to give up and live with a white light. The voltage is 15VAC. Thanks in advance. Carle

New Owner Closing Water Chemistry

Our pool builder is closing our pool and installing a safety cover on Monday. I’m using the TF-Pro test kit and tested all my levels last night. I went ahead and added the recommended liquid chlorine to bring it up to SLAM level. Based on my other results I’ll probably add some muriatic acid and dry stabilizer. My water is a smidge high due to some heavy rains so I’m sure that messed with some numbers. Any suggestions or thoughts with my chemistry?

Anyone familiar with DC Motors to run pool pumps?

Our pool pumps are typically 120 or 240V AC Motors - I'm wondering if anyone's familar with DC Motors to run pool pumps?

A contact to call or email so I can buy one would be amazing, or even a website - I already have the control electronics to manage the speed controll of a HVDC Motor - I need source of the motor itself, especially motors that are known to work in a pool/spa environment

Appreciate feedback on a new pool

Hello. Glad I found this site and value all the info people are sharing.

This is the first pool I'm building but had a pool at a previous home for a couple years. I have talked with 4 builders in the Phoenix area here's the latest plan we are considering. I had installed a Pentair VS pump and salt cell at my old house and really liked it but 3 out the 4 builders I'm talking to are using Hayward. The pb who gave the bid below said that Hayward is more efficient and the Paramount infloor cleaning has lifetime warranty so I'm considering being open to switching. He also recommended just starting with chlorine and if I don't like it add the salt cell later. I was ok with this because then I could get whatever I want.

The dogs are probably going to be using the pool the most so wanted a large shelf and bench to stand on. I had wanted the first step to go all the way across the pool but the pb advised against it. We thought about having a gas heater and spa but at about $25K for the quotes we received I don't think we would use enough to get the value. Would getting an electric heat pump add many more swimming days in AZ?

Appreciate any suggestions on this build or recommendations in the Phx area.

Thanks!
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Hello...just joined!

Hello All. Just joined. My wife and I live at Buffalo Pound Lake, 20 minutes north of Moose Jaw, Saskatchewan, Canada. We recently bought a new pool heater to replace a 20 year old one! We have a RAYPAK 156A. Was hunting to find out how to winterize this unit. Manged to find and locate the Water Pressure switch but unsure how it is removed??? Put a wrench on body and unscrew? Dont want to damage it of course. found and removed drain plug just above. Instructions say to remove and dry the pressure switch.
Help would be appreciated.
Chris Perryman

Cal Hypo Question

I’ve been maintaining my pool for several years and I occasionally have to treat my pool for algae and recently started using cal hypo tablets because the cyanuric acid levels have become too high using tri-chlor tabs. As you know, the cal hypo tabs dissolve quickly and im not sure of this is the solution to avoiding the build up of cyanuric acid. I don’t understand how our former pool guy was able to come once a week and not have the issue of high levels of cyanuric acid. I’ve had to drain my pool because of high levels. Am I missing something or do I just need to stick with using cal hypo tans from now on to avoid the build up of cyanuric acid?
Any advice would ne much appreciated!

IC-40 SWG: Is Cleaning necessary

My IC-40 SWG is almost three years old. The unit has never told me to clean it. I have never removed it. It has no problem generating chlorine. I usually set it around 25%. The last two salt tests pretty much matched the Screenlogic salt level, although in the past the IC would read lower. Salt level is 3000. Reading here on TFP makes me think I should take it out and inspect it. I bought the pentair cleaning stand. Is there a simple way to disconnect power to the IC without taking off the interior panel to expose the circuit boards (assuming this is where the connector connects to the intellicenter)? The panel has the disconnect and the SWG breaker.

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Auto fill / auto leveler questions / leak at pipe connection

Hi, I replaced my auto fill with an easier to adjust version. The old one was garbage.

I can’t seem to get a very tiny bit of bubbles/leak to stop in my auto fill float valve. A few tiny water bubbles form, where the part connects into the female PCV pipe. (Both part & pipe are plastic.) I can hear an ever so slight run of water if I listen real hard.

I used about 2 - 2.5 rounds of Teflon as well. And I did not want to tighten any further. I used my hand for most of the tightening.

Since this is a pool, is this even a concern? I imagine some water would be used daily anyhow from normal operation.

Let me know thoughts? I attached a photo of my new valve which is so much easier to adjust.

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Aqualink RS trigger VSP Speed when heating

I know I'm probably missing something. But digging through the manual I can't seem to find an answer.

How do you trigger a higher pump speed when the heater needs to turn on to maintain temp? Right now, I have a "Heat Pool" OneTouch button that sets the pump to a certain speed, and enables Temp 1 setting. However, this seems to override my schedule and the pump speed never goes back down to my normal low speed setting.

What am I missing here? Thanks.

Using Dichlor to increase CYA and decrease PH

I'm getting ready to do a soft close and need to increase my CYA and decrease the PH before putting the mesh cover on since CYA is less than 30 and PH appears to be 7.8. I hate handling muriatic acid and don't want to wait a few days for CYA to dissolve so I was thinking about using Dichlor to accomplish this task since I have some on hand. I took a sample into a pool store and was told that my CYA is actually 28. If this is accurate, the pool math calculator indicates that 2 pounds of Dichlor will increase CYA by 6.7 and lower PH by .28 which will put my water in a good range for closing. Before I add the dichlor to the pool, I have a few questions:
1. Can dichlor be dissolved in a bucket of pool water and poured in front of a return like liquid chlorine without brushing afterwards? I've got an injury and I'm unable to brush the pool right now. Directions on the product say to broadcast it and brush afterwards but I wasn't sure why it says this.
2. How long do I need to run the pump after adding the Dichlor before I can add liquid chlorine to get it up to shock level? Once I get the pool vacuumed out and add the dichlor, I'd like to get the cover on ASAP so leaves don't blow in. I've heard that you shouldn't add two different types of chlor at the same time so I need to know how long I should wait after adding the Dichlor before adding the liquid chlorine.

High Phosphate Level

Wondering if I should add phosphate remover to my pool. I had my water tested today and the phosphate level is 525. Everything else is in balance and my water is clear. My local pool shop told me not to worry about it, but me being me, is wondering if I need to get it lowered. What are your thoughts? What causes a high phosphate level? I didn’t have a problem last year.

Three way PVC ball valves

I have some questions about three way PVC ball valves. You have a lever that controls which way the water is being diverted to branch "A" or "B".

I have a few of these made by Jandy and typically the way I use it is to set the return line to go to "A" the pool or to "B" which may be the spa, or in between the pump and the filter to continue on, or open the waste line to remove water from the pool/spa.

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The questions:

(1) Are these valves designed such that the lever may be set to divert water to both branches at the same time? Let me explain, if I have a fish pond and I have a pump and a return line to the pond, and I use a three way ball valve, where "A" goes to say a rock boulder and a waterfall feature, and "B" goes to a fountain aerator. Sometimes I want to run "A" only, and sometimes I want to run "B" only, but there may be times I want to run both A and B, and would I be able to turn the lever half way between A and B, or even play with where the lever needs to be to regulate the flow to both may be 70/30, 60/40 and keep it in that position to run both features? Or these valves are not designed for such usages and when I turn the lever to a spot in between A and B, the hole in the ball may be completely blocked so that no flow may be occurring?

(2) These valves comes in different materials, some says CPVC, some says PVC, if my piping is in PVC, my understanding is the strongest connection is to use PVC to PVC to get true solvent welding, but if the valves are CPVC, then I need to use a special glue intended to join CPVC to PVC, and that is a weaker joint then solvent welding PVC to PVC, is this correct? For example, if you look at this Amazon link:


The title says "Hayward PSV3S2 CPVC 3-Way Diverter Valve" so it's clearly a CPVC valve right? Then further down in the details it says "Material Polyvinyl Chloride (PVC)", seems they are using the two interchangeably?

Pool Electrical question

Hi there,

Had a quick electrical question I was hoping someone could help me with. I have an easy touch 8 with integrated SCG transformer and board in it. I am trying to figure out how to connect the transformer for 120V (rather than 240v). Please see attached imagine. From the wiring diagram it looks like I would combine the yellow and black wire to one and then connect it to load side on the relay, and then combine the violet and white wires and connect to neutral bar? I just want to make sure I am interpreting the diagram correctly. Thanks!

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