Pool Temperature Sensor Reading Too High

If the pool temperature sensor reading is too high, it could be due to several factors. The most common causes of a high pool temperature sensor reading are an incorrect thermostat setting, a malfunctioning or dirty thermometer/thermistor, improper insulation on the pipes leading to and from the pool equipment, or direct sunlight hitting the surface of the water. To fix this issue, check if your thermostat is set correctly; if not, adjust it accordingly.

Additionally, clean your thermometer/thermistor with a cotton swab dipped in rubbing alcohol and replace any leaks you may find in the piping insulation. Finally, use shading materials such as trees or umbrellas to reduce direct sunlight on your pool‘s surface.

It’s important to keep the temperature of your pool at an optimal level for both comfort and safety. If your pool temperature sensor is reading too high, it can be a sign that something needs to be adjusted or serviced in order to bring the water back down to its ideal range. It’s best practice—not only for keeping swimmers comfortable but also for preserving the integrity of your pool system—to take action when your sensors are indicating temperatures outside of their recommended parameters.

Pool Temperature Sensor Reading Too High

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How Do You Calibrate a Pool Thermometer?

* Ensure thermometer is in the water and not touching any surface * Adjust the temperature to match a known reference, such as an ice bath or boiling hot water * Wait for 10 minutes to allow for accurate readings

* Compare calibration temperature with actual pool temperature and adjust accordingly.To calibrate a pool thermometer, ensure it is immersed in the water and not touching any surfaces. Set the thermometer to a known reference such as an ice bath or boiling hot water; wait 10 minutes for accurate readings then compare calibration temperature against actual pool temperature and make adjustments if necessary.

What Happens If Pool Temperature is Too High?

If the pool temperature is too high, it can lead to several problems.• High temperatures increase chemical consumption and will cause more frequent maintenance. • A warm pool makes swimming uncomfortable as your body struggles to cool itself in hot water.

• When the temperature is too high, bacteria and algae have an easier time growing, which causes cloudy water that requires treatment with harsh chemicals to fix. In summary, a pool kept at excessive temperatures can quickly become unsafe and unpleasant for swimmers while also requiring considerable time investment in upkeep.

What Height Should a Temperature Sensor Be?

The ideal height for a temperature sensor is dependent on its application. Generally, the following guidelines should be followed:• For indoor applications, the sensor should be placed at least 3 feet away from any heat sources such as lamps and windows.

• For outdoor applications, it should be located above ground level to ensure accuracy and avoid direct sunlight or precipitation. • The recommended height is around 5-6 feet in order to provide an accurate reading of air temperature within an area.Overall, the height of a temperature sensor should be determined based on its specific environment and usage requirements in order to obtain optimal results.

How Do You Test a Water Temperature Sensor?

To test a water temperature sensor, the following steps should be taken:• Place the sensor in room temperature water and measure the output. • Heat the water to a known temperature, such as 120°F (49°C), and measure again.

• Cool the water to a known lower temperature, such as 32°F (0°C), and measure again. • Compare results against published specifications or calibrate if needed. If all readings are within tolerance, then the sensor is working properly.

How to replace a faulty temperature sensor on Jandy pool spa heater.


In conclusion, it is important to regularly monitor the temperature of a pool to ensure that it is within an acceptable range. If the temperature reading is too high, there may be a problem with the sensor or other components in the system. It is also possible that someone has made changes to the thermostat setting without consulting a professional.

To maintain optimal swimming conditions and prevent damage from occurring, it is best practice to immediately address any issues related to pool temperature sensors if they become higher than desired levels.

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