pentair mastertemp 259

  1. T

    Rust-colored water?

    Hello, new here, but thought it would be a good resource for me. I have a Pentair MasterTemp 250NA heater. Within the last couple of weeks, we have noticed a large puddle of rust-colored water/granules/material coming from underneath the heater. In emailing Pentair support, they said the leak is...
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    Pentair Mastertemp 250 issues

    At the end of last season I had water coming out of the bottom of my heater. To start this season I replaced the tube kit which solved my leak problem. But after putting everything back together I now can’t get the heater to start up. When I turn the heater on nothing happens and after a few...