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    Pentair Mastertemp 400 - not lighting/igniting

    Hi all- I'm having issues with my heater again, unfortunately. Last year around this same time (fiting), I had issues that I was able to solve with you all's help (https://www.troublefreepool.com/threads/mastertemp-400-shutdown-issue-e05-error.193404/). Many thanks! This year the issue is a...
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    Recommendations for Delaware Pool Builders? (Tear down/new build)

    Hi all- We bought a home with an oval shaped, concrete pool that we’d like to update at some point in the future. We’d like to make it bigger, make it rectangular, and increase the decking. Is this an updating project or a tear down and redo project? Space isn’t an issue. Any thoughts or...
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    Pentair IntelliChlor IC40 - inspect cell

    Hi all- These forums are amazing, thanks in advance! Last week I noticed the Cell light was flashing which indicates you should inspect the cell. This is my first time doing so in the 3 pool seasons we've had. I've decided to take more "ownership" in our pool's maintenance. So, I bought acid...
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    DE Filter Cleaning

    Hi all- I recently took apart my filter (Hayward Pro-Grid 48) to clean the filter grids (I'm new to this) and realized when I put it back together, I didn't apply any lubricant to the o-ring. When I turned everything back on, I noticed I have a little water leaking from one section. It's not a...
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    Nautilus CC Plus - upgrade?

    Hi all- I currently have a Nautilus CC Plus in its second year of use. All around, it is a great pool cleaner that has saved me a TON of time. There are two things I would love to change/get more out of it. One would be an easier way to clean the filters. Some models I have seen do look like...
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    Mastertemp 400 Shutdown Issue & E05 error

    Hi all- So last week we had an issue with our heater that I thought we resolved but it happened again today when I went out to turn on the heater. Below is what happened, how we thought we resolved it and what happened since. Any advice is appreciated! Regards, Peter Last Week Issue - last...