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    Pentair Minimax CH 200M heater shutting off at 90 degrees fahrenheit

    My in-ground pool/spa combo heater is a pentair Minimax CH 200M. I'm having a problem where the heater shuts off at about 90 Degrees no matter which setting (pool mode or spa mode). Both knobs are adjusted and set to the max. Obviously 90 degrees is fine for a max temp for heating a pool, but a...
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    Pool/Spa Combo - Heater Installation - HELP PLEASE!

    Hello! I've just moved in to a house with a beautiful Pool/Spa heater combo, the only issue is of course, it has no heater. Which it seems obvious that at one point it obviously did (or else that would be one useless spa), but there isn't one there anymore. I'll, be asking a few questions and...