SOURCE: Heater shuts off 10 degrees before pool reaches the set temp.
The thermistor is probably failing and needs to be replaced. You can probably replace it yourself. We sell the part at www.arrwomotor.net
SOURCE: Pential Easy Touch Pool/Spa remote says the water
you can change the calibration on the temp. or how did you check the sensor
SOURCE: MY MASTER TEMP 400 ONE SEASON OLD AND NOW IT WILL ...
Inside the water manifold their is a by-pass asembly that may be the problem. If this is bad it will let to much water go past the heater rather than through it. The water inside the heater overheats then shuts the heater down more cool water workes it's way into the heater and it starts again. You may also have a by-pass valve on the plumbing going to the heater, this will give the same problem if not closed enough. You will find it in between the inlet and outlet pipes and it should be closed 80-90% of the way. I hope this helps, good luck.
SOURCE: Have a brand new Master Temp 400K Propane with an
If this heater has pool mode and spa mode as an option, and you need the water higher than 84 degrees, you must set it to spa mode even if it is a pool. As a regulation, these heaters come pre-set to max out at 84 degrees as a safety feature. However, in spa mode it can reach 104degrees.
Testimonial: "Thank you, I will try that tomorrow!"
SOURCE: have pentair easy touch controls just installed
Go to "calibrate" on your new unit and lower the spa "set at " temp a little
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