how to replace temp sensor in hot tub

Common Hot Tub High Limit Switch Problems - Aqua Living ...

Your high limit switch measures the water temperature by either a capillary tube attached to a bulb or a mounted sensor. If the switch detects unsafe temperatures, it opens to break the circuit and keep the heater from literally melting down. Once the water temperature in the hot tub has decreased, the high limit switch must be reset manually. The high limit switch will trip if: The hot tub ...

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Balboa Spa Hot Tub Heater M7 Sensor Replacement Temp & Hi ...

I said all that to say this, If the pump is not operating correctly then the cause of your issue is pump related not sensor related because the sensors did their job in showing the high temp and the code. So you need to look into why the pump is erratic. Another thing that can cause an OH code is a high filter cycle setting but that usually only happens when it is hot outside or the tub is ...

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How to Replace a Temperature Sensor (Without Draining the ...

8. Cut the sensor head off. The white rubber gasket on the old sensor can be transferred to the new sensor. 9. Tape the new sensor wire to the old wire and pull it all the way through. 10. Hand-tighten the sensor and then give it another ½ -3/4 turn to seal it to the tub wall. 11. Remove your "diverter" pipe. 12. Install the wires into the sensor plug end and connect back to the circuit board.

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High Limit / Temperature Sensors |

The temperature at the element can go up for a few seconds and will sometimes trip the high limit. It's best to replace the high limit if this happens all the time. These sensing devices are present to protect your hot tub from overheat conditions.

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Hot tub repairs cheat sheet - Aqua-Tech

30/03/2016· Hot tubs these days are pretty advanced compared to the hot tubs of 20-25yrs ago. Evermore important to have a Hot tub repairs cheat sheet. That being said these advancements or improvements have made it easier for the homeowner to troubleshoot the spa themselves or at least confirm what the repair or service issue may be before having to pull out the toolbox.

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UK Spa & Hot Tub Temperature & Hi-Limit Sensors | Hot Tub ...

Temperature sensors are a very important part of your spas control system as they monitor the water temperature and tell the control system when & when not to turn the heater on, protecting you and the spa from overheating water conditions. If you are having problems finding the correct sensor for your spa simply give us a call or contact us here.

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Your hot tub high limit switch is designed to deactivate ...

13/01/2015· If the temp inside is the same as the water temperature, you’ll need to replace the high limit switch. Test the temperature to see where the high limit trips—typically somewhere between 110°-120° F. If the temperature inside the well is higher than the water, check for calcium deposits on the thermowell. Excess scaling may require a replacement. Low flow rate can also cause a higher temperature …

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