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    Pentair EasyTouch Communicates with Intelliflo but Cannot Control It

    :ROFLMAO: I think you need a new job! But I'm glad this is what you choose. :) @mknauss I clicked the link you gave to make a donation, but it just took me to the TFP hompage. So then I click "Support TFP" on the left, but that just re-directs to the homepage as well. Any ideas?
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    Pentair EasyTouch Communicates with Intelliflo but Cannot Control It

    Jim, thanks for the quick and insightful response! You fixed my problem!! In all these years I didn't realize that! When I say it doesn't change from "Display not Active" half the time, apparently that meant that it didn't change within my period of patience half the time. I just tried...
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    Pentair EasyTouch Communicates with Intelliflo but Cannot Control It

    @ajw22 Our pump is model number 011018. I think that's the original IntelliFlo, it was installed at the end of 2015. @Jimrahbe How exactly do I check the firmware on the pump? I went through all the menu items under settings, but couldn't find anything to indicate firmware revision. I've...
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    Pentair EasyTouch Communicates with Intelliflo but Cannot Control It

    I have read so many threads on similar topics but haven't found another with my particular issue and solution... The root issue is that my Intelliflo pump hasn't been running the last several days. Further information: 1) During the scheduled run time, or if I press the F button, the SWG and...
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    Has anybody figured out how to repair Pentair 520949 Antenna Board?

    Nice work! Sounds like you've determined that it's a failed Laird module for sure then, presumably the EEPROM. Too bad these modules are so hard to get a hold of! I looked at selling my remote on ebay (it's in perfect shape), but there appears to be a lot of supply there right now so will keep...
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    Has anybody figured out how to repair Pentair 520949 Antenna Board?

    Based on your tests, it sounds like the issue, with high confidence, is the MCU being unable to talk to the AC4790. If you're ambitious, you could use your debugger / programmer to see if you can read out the firmware from a good AC4790; chances are the memory is locked from JTAG reading, but...
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    Has anybody figured out how to repair Pentair 520949 Antenna Board?

    Nice work Tom, you made some really good progress! Thank you for documenting exactly what you did. It looks to me like there is no EEPROM in the Laird module, unless I'm missing it? That means they must be using the flash memory within the CC1010 to emulate an EEPROM. Typically flash memory...
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    Has anybody figured out how to repair Pentair 520949 Antenna Board?

    Hi Tom, The 520949 version 2040 for $215 on Ebay sold quick, unfortunately it was gone by the time I saw your reply. :( The rest are above $450 so I'll have to wait for another deal to come along to snag one for comparison debugging. Maybe you've already found this, but it appears that Laird...
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    Has anybody figured out how to repair Pentair 520949 Antenna Board?

    Thanks for the message Tom. My EasyTouch controller / subpanel is located in our basement as it's an indoor pool. The antenna board is also located indoors, and is in a spot that's inaccessible to contact. Therefore, I think I can rule out ESD and most likely lightening as we don't have any...
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    Has anybody figured out how to repair Pentair 520949 Antenna Board?

    Hello TFPs! My Pentair EasyTouch8 wireless controller is stuck on "NO COMMS" and I can't relink it. I believe the antenna board, Pentair 520949 (AKA 520946) has failed, which seems very common when searching online. The POWER LED is on solid red, and the 485 LINK / RF LINK LEDs flash red 6...
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    Pentair ScreenLogic2 Part Numbers

    @ajw22 Thank you very much! Good point on the air gap.
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    Pentair ScreenLogic2 Part Numbers

    I have an EasyTouch 8 system. Today my wireless remote will no longer connect, continuously saying "NO COMM". The antenna for the system (part number 520949) is what I'm guessing is the problem, as other things such as power cycling the system and doing the wireless address -> scanning...
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    How to prevent Pentair SWG with EasyTouch from running with no flow?

    This is definitely the easiest option! Good idea... The only trouble with this problem is anytime I change the % of the SWG for pool mode, it automatically sets the spa to a non-zero value so then I have to be sure to set it back to zero. But this will definitely be the route I take for the...
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    How to prevent Pentair SWG with EasyTouch from running with no flow?

    Thank you for the reply Jim. I questioned this during install, but didn't push it as I didn't realize that it is a dangerous setup. It's unfortunately since it was done by the most reputable pool builder in my state... Here are a couple pictures (SWG is behind filter in the most inconvenient...
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    How to prevent Pentair SWG with EasyTouch from running with no flow?

    Our pool was installed in 2016; it has an IC20 SWG, Intelliflow pump, EasyTouch8 controller, and in-pool spa. This is how the pool installer plumbed it: Pool Suction -> Pump -> Sand Filter -> Heater -> motorized valve that splits to: 1) SWG -> pool return, or 2) spa return. They did properly...
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    Pentair UltraTemp Heat Pump short cycles when using RS485 remote setting

    Thank you for your post - this may be just the fix that I'm looking for for my system! Unfortunately I can't read the technical bulletin that you attached. I tried googling it, but can't find it. Would you mind please posting a higher resolution copy of the bulletin, or a link to it? Thanks!!
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    FC Dropping too sfter SLAM

    Thanks, good to know it's safe to swim in. I just hit up PoolMath, and came up with it requiring 171 oz of hydrogen peroxide to drop from 8.5 ppm to my target of 3 ppm (I set my size to 15,000 gallons, punched in 3 as now and 8.5 as target and it says 171 oz of 6% bleach). That's a lot - did I...
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    FC Dropping too sfter SLAM

    Haha, I was thinking the same thing... We're having some friends over with little kids tomorrow and that just might take care of it ;) Speaking of which, for a CYA of 20 what do people consider too high of FC to swim in?? A natural solution would be great - I have tried leaving the cover open...
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    FC Dropping too sfter SLAM

    I seem to have the opposite problem from all the other threads I found when searching... After my SLAM my FC is dropping incredibly slow. Current levels: FC 8.5 CC 0 PH 7.3 TA 105 CH 220 CYA 20 (estimated) A week ago my 2-year-old pooped in the pool and you know how poor swim diapers hold the...
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    Leak Around Filter Pressure Gauge Threads

    Turns out super glue works REALLY well on that plastic fitting. There were two cracks in it, so I glued them both really well. It only drips about one drop a minute now, compared to several drops a second previously. This should get me by until I get in the replace part. Thanks for pointing...
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    Leak Around Filter Pressure Gauge Threads

    I just checked our contract and it says that the filter would be a Pentair TR100C. Rather or not that's actually what was installed... I'm not sure how to determine.