?     Asked on 1/27/2012by Guest

When should I change the sand in my filter?
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A  Answered on 1/27/2012 by InyoPools Product Specialist Patrick P.

You should change the sand in your filter every 5-7 years. You can generally tell that it is time if your pool water is not as clear as it normally is or when you notice the interval between backwashes is shorter. You can use > this guide to walk you through it.
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?     Asked on 5/9/2015by John Farrow

How do you replace the sand in this filter?
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A  Answered on 5/9/2015 by InyoPools Product Specialist Patrick P.

Hi John we have a great Video on How to Replace the Sand in Your Pool Sand Filter which should explain all you need to know on replacing the sand in your pool filter.
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?     Asked on 6/10/2015by Louis

I have a Sta-Rite model T-240BP-1 that is about 14 years old. When you go to filter mode, it acts like it is in waste mode and sends it down the drain. I've replaced the plug and gasket assembly with no help. Help!
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A  Answered on 6/16/2015 by InyoPools Product Specialist Lennox H.

Louis, If you already replaced the plug and gasket assembly, you may need to replace the complete valve or have someone out to see what's the issue.
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?     Asked on 5/6/2016by Inyo Visitor

does the valve have three ports
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A  Answered on 5/7/2016 by InyoPools Product Specialist Lennox H.

Hi, The valve for this filter does have three ports, pump, return and waste.
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?     Asked on 5/18/2016by Rey

Hi. can this be used with salt water systems ?
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A  Answered on 5/18/2016 by InyoPools Product Specialist Alan M.

Hello Rey, You can absolutely use this filter in conjunction with a salt system.
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?     Asked on 5/23/2016by pat

how do I get sand shield off i got the valve off
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A  Answered on 5/24/2016 by InyoPools Product Specialist Alan M.

Hello Pat, Here is a link to the Sta-Rite Cristal-Flo Sand Top Mount Filter Parts diagram. Unfortunately in the diagram, I see no part labeled as a sand shield which prevents me from assisting you further. You can always respond to this email if you need further assistance.
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?     Asked on 5/27/2016by Inyo Visitor

I replaced the sand in my Sta-Rite T240BP1 filter. also replaced the laterals. Used the correct sand. The sand is flowing out through my return line. Re-checked the laterals, they are all properly locked. No damage to the laterals, either.
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A  Answered on 5/28/2016 by InyoPools Product Specialist Lennox H.

Hi, The problem could now lie with the multiport valve, the diverter inside the valve could be bad.
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?     Asked on 6/5/2016by greg

Is this the right filter to replace a t-240bp-1? I notice it is 5 inches taller. Will I still be able to use the existing multi-port valve?
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A  Answered on 6/5/2016 by InyoPools Product Specialist Patrick P.

Hi Greg, Yes this would be the right replacement filter for the t-240bp-1 sand filter and your filter valve would fit on this filter.
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?     Asked on 6/22/2016by Tom Ward

I have a Sta-Rite T-240BP-1 sand filter. How often do I need to change sand? Is there a web site that shows me how to change the sand?
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A  Answered on 6/22/2016 by InyoPools Product Specialist Lennox H.

Hi Tom, On average, the sand in your filter should be replaced every 3-4 years. You can view our How To Change Sand In a Sand Filter guide for instructions.
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?     Asked on 7/28/2016by Garry Sullivan

How many pounds of sand does a Sta Rite T-240BP-1 filter take?
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A  Answered on 7/29/2016 by InyoPools Product Specialist Alan M.

This filter holds 300 lbs of sand.
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?     Asked on 10/11/2016by Jean Morissette

I have a Cristal-Flo T-240BP-1, 3.14 sq ft surface area. Is this the same replacement and does it include the collector hub assembly? My unit came with my house and I estimate it is 10+ years old and has sprung a leak in the tank near the neck. I need to replace and want to ensure this is the right unit and includes all I need. Thanks.
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A  Answered on 10/12/2016 by InyoPools Product Specialist Scott W.

Yes, that would be the correct replacement for your current filter.
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?     Asked on 2/19/2017by Pauie Espino

Hi what kind of sand will I put?
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A  Answered on 2/20/2017 by InyoPools Product Specialist Lennox H.

Hi Pauie, This filter requires 300 pounds of 20 grade sand for swimming pool filters.
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?     Asked on 3/3/2017by Inyo Visitor

How much pump HP can this filter handle?
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A  Answered on 3/3/2017 by InyoPools Product Specialist Alan M.

This filter has a flow rating of 62 GPM (gallons per minute). This is the information you will need in determining if a particular pump's flow rating meets or exceeds the parameter of the filter. Different models of pumps with the same HP can have different flow ratings.
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?     Asked on 4/5/2017by Craig Bilski

Will the T240BP Crystol be adequate for a commercial pool with 10,000 gals of water 1.5 horse pump motor
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A  Answered on 4/5/2017 by InyoPools Product Specialist Scott W.

That is going to depend on the flow rate. That filter is able to handle a flow rate of 62 GPM so I would need your pump model and the distance from your pump to your skimmers to determine the flow rate.
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?     Asked on 4/7/2017by Inyo Visitor

I have a sta-rite sand filter #T240BP1, and its malfunctioning. Is the #T240BP1-2 just a newer model? I have sand in my pool ( not from wind), & think it might be an broken lateral.(?) it makes gurgling sounds at the multiport valve also. I know that's an air leak (most likely a O-ring). I have had this problem since redoing the sand. Perhaps I put too much or too little sand? (I took sand out to about 2-3" above laterals to prevent breakage) I have NO manuel. any ideas?
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A  Answered on 4/7/2017 by InyoPools Product Specialist Scott W.

Sounds like a broken lateral or standpipe. If the sand is not installed careful enough the weight of the sand will crack the laterals or standpipe allowing sand to blow into the pool.
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?     Asked on 5/20/2017by is this the same model as 240-bp-1

is this the unit i need if my model is 240-bp-1
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A  Answered on 5/21/2017 by InyoPools Product Specialist Lennox H.

Hi. Yes, this Cristal-Flo II filter is the same as the T240-BP-1 model.
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?     Asked on 5/28/2017by Bill

Hi, I have a Model T-240BP. It worked perfectly last year. When I started it up this year after backwashing, I put it on filter and I'm getting a continuous drizzle of water out of my waste line. I've run through all the operations and everything seems to working fine but the drizzle continues. Could there be a seal that is bad?
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A  Answered on 5/28/2017 by InyoPools Product Specialist Hector F.

Yes, this is a sign that the spider gasket within the multiport valve has failed. In order to cross reference that you will need to get the specific model of that valve. You can provide that in another Q&A or you can submit that information through our support request page.
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?     Asked on 5/28/2017by Richard Montgomery

I changed the sand in my filter today the T24BP-1 and now I am getting a lot air in my glass on the pump ....also where can I get the sticker on top that show the filter backwash -------
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A  Answered on 6/1/2017 by InyoPools Product Specialist Lennox H.

Hi, Richard. Air in the strainer housing is a sign of a suction leak or a pump priming issue. Try opening the air relief on the filter and also check the suction side of your system for any bad O-rings or gasket.
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?     Asked on 6/23/2017by bill lucas

Will the spider gasket and other parts for a T 240 multi port valve fit in my T-200 valve. If I replace the whole multi port valve with a T 240, are the plumbing connections the same? Thank you
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A  Answered on 6/24/2017 by InyoPools Product Specialist Lennox H.

Hi, Bill. The older T200BP valve parts are not compatible with the new T240BP valve. You will have to redo the plumbing because the T240BP is taller than the T200BP.
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?     Asked on 6/27/2017by Rick

I have a t300pb2 that the tank has pin holes in it. It says it is discontinued, what would replace it?
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A  Answered on 7/22/2017 by InyoPools Product Specialist Alex V.

Rick, Based on the filter model, I would recommend replacing it with the Tagelus TA-100D
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?     Asked on 6/28/2017by Adrian

Hi, I'm starting to have an issue with my Sta-Rite filter. Can't find the Model # on it but my manual covers T-150BP-1 up to T-300BP-2 (if that helps) Anyway, with the valve set on FILTER, when I switch the pump OFF it now sends a fair discharge of water OUT through the waste line. Filter & valve shows no signs of leaking & valve controls respond correctly as always. Any idea on troubleshooting this issue? Thanks!
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A  Answered on 7/22/2017 by InyoPools Product Specialist Alex V.

Adrian, You will need to inspect the spider gasket inside of the filter valve. It sounds like that is what the issue is. 
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?     Asked on 10/30/2017by Terry

Is the Chrystal-Flo II, SKU 145362 a direct replacement for my Sta-Rite T240BP-1 filter? Thanks.
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A  Answered on 10/30/2017 by InyoPools Product Specialist Lennox H.

Hi, Terry. Yes, Model #145362 is a direct replacement for T240BP-1. 
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?     Asked on 5/13/2018by Joseph

Hi, I have an old Sta Rite sand filter model BHR240 (63 GPM) 300 lbs Sand. I need to replace the lateral hub and perhaps the laterals also. The p/n on the HUB is 24100-40. The p/n on the laterals is 24700-275. Can you recommend a replacement available part I may purchase ? Thanks.
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A  Answered on 5/16/2018 by InyoPools Product Specialist Lennox H.

Hi, Joseph. The part numbers that you will need are WC137-517P - Collector Hub Assy and 24600-0003 - Laterals. 
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?     Asked on 4/24/2019by Steve

Hi, I have a T-240BP-1 sand filter that has developed a "pin-hole" leak on a lateral seem near the top of the tank . Is there some way for me to seal it? Thanks
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A  Answered on 4/26/2019 by InyoPools Product Specialist Lennox H.

Hi, Steve. You can seal it using a two-part epoxy putty like product.
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?     Asked on 5/19/2019by Alex

Do you have the part number for the spider seal?
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A  Answered on 5/20/2019 by Industry Professional

Can you please send photos and model number of the multiport? To post photos simply click on the reply link below and upload your photos.
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A  Answered on 5/20/2019 by Industry Professional

You can not change the pie gasket in this model you, you need a diverter w/gasket installed. Give me your model and serial number please and I can get the part number you need
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?     Asked on 5/2/2020by Denise Amaro

What size is the o-ring for this filter? I put new sand in this year and now it is leaking in several places where the top gasket clamps on?
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A  Answered on 1/8/2021 by InyoPools Product Specialist Hector F.

Hi Denise, the o ring for the top port on this sand filter is part number 4684-11
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?     Asked on 8/25/2020by Melissa

I have a Sta-Rite Cristial Flo II sand filter in ground Madel 145363 I need to replace the Muli Port. I found a Top Mount Valve 6 Pos 1-1/2" Flanged - 262506 that looks like it but I want to make sure before I order it. Please advise. If not what the correct multi-port replacement for this type filter as per the model # above.
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A  Answered on 8/26/2020 by InyoPools Product Specialist Lennox H.

Hi, Melissa. Yes, the Top Mount Valve 6 Pos 1-1/2" Flanged - 262506 is the correct replacement. 
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  • Commented on 8/26/2020 by Product Owner

    Great Thanks so much
     Reply


?     Asked on 6/15/2021by Inyo Visitor

Hi! Is there a part number for the spider gasket? My pump is model number 145362 and a photo is attached. Thank you!

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A  Answered on 6/15/2021 by InyoPools Product Specialist Patrick P.

Hi, Thanks for the photo! You will require this Cristal Flo II Spider Gasket.
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