Ideal pump and SWG settings?

NaCLTPool

Well-known member
Feb 16, 2024
116
Charlotte, NC
Pool Size
9336
Surface
Fiberglass
Chlorine
Salt Water Generator
SWG Type
Jandy Aquapure 1400
I recently had a new fiberglass pool installed. Pool is 9336 gallons and has a jandy aquapure plc 1400 salt cell. Pool has 4 returns and 1 skimmer. Located in North Carolina where it’s pretty hot in the summer. Does anyone have any initial recommendations on variable speed pool pump schedule and SWG %?
 
What model pump?

What is your CYA level?

Is the pool covered?

Running your SWG at 25% for 24 hours will give you 3.7 ppm of FC per day. Or you can run it at 50% for 12 hours a day. 3.7 ppm is around what your pool will need.
 
It will take a little playing around to get your chlorine production dialed in to where you want it. I try to keep FC in the 8-10 range. Pick one of the recommendations above and adjust as needed.
 
does the SWG always run when the pump is running or can you bypass the SWG when needed and only run the pump?
Why would you need to bypass the SWG?

I like to be adding chlorine to the pool all the time my pump is running.
 
So if it’s set at 50% and I have my pump schedule set at (for example), 4 hr, 8 hr, 4 hr. 8 hr, the swg will run for 12 hours, assuming the flow rate is high enough?
 
So if it’s set at 50% and I have my pump schedule set at (for example), 4 hr, 8 hr, 4 hr. 8 hr, the swg will run for 12 hours, assuming the flow rate is high enough?

What does “ 4 hr, 8 hr, 4 hr. 8 hr, “ mean?
 

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If your pump is running fast enough to satisfy the SWG flow switch - if the SWG is set for 50% and the pump runtime is 8 hours, the SWG will run for 4 hours.

That is a very GENERIC explanation. We would need to know specifics about your pool and its equipment as the SWG has a duty cycle and the timing could be slightly different.

Fill out your signature with pool, all pool equipment (include manufacturers and model numbers) and test kit info.
This assists us in providing you help without needing to ask you each time for this important information.
 
If your pump is running fast enough to satisfy the SWG flow switch - if the SWG is set for 50% and the pump runtime is 8 hours, the SWG will run for 4 hours.

That is a very GENERIC explanation. We would need to know specifics about your pool and its equipment as the SWG has a duty cycle and the timing could be slightly different.

Fill out your signature with pool, all pool equipment (include manufacturers and model numbers) and test kit info.
This assists us in providing you help without needing to ask you each time for this important information.
I filled out my signature with my equipment details.

I also tested my water for the first time and know I need to add CYA and get the calcium level up but any advice on that as well would be appreciated
 
Not sure if my signature is showing up but I do have a gas heater. I have not run it yet (obviously) since it isn’t needed.

Info is below:

9336 Gallon, Imagine Freedom Fiberglass, Jandy ePump 2.7 HP Variable Speed, 340 sq ft cartridge filter, Jandy Aquapure Salt Chlorinator PLC 1400, Polaris EPIC 8640 robot, Taylor K-2006 test kit
 
9336 Gallon, Imagine Freedom Fiberglass, Jandy ePump 2.7 HP Variable Speed, 340 sq ft cartridge filter, Jandy Aquapure Salt Chlorinator PLC 1400, Polaris EPIC 8640 robot, Taylor K-2006 test kit

None of that says gas heater.

With a gas heater you want around 200-250 ppm of CH.
 

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