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All CollectionsProduct Info45 Series (45H/45HI) Whole Home Tankless Water Heater
How To Replace the Over Temperature Sensor on the 45 Series
How To Replace the Over Temperature Sensor on the 45 Series
Updated over 12 months ago

How to Replace the Over Temperature Sensor

  1. First, remove the cover by unscrewing the 4 screws located in the corners of the heater.

  2. The OTS is located in the top left corner of the water heater.

  3. Unscrew the 2 screws that are holding the sensor in place and set aside in a safe place.

  4. Replace the sensor with the new one; the metal side facing down toward the copper plate.

  5. Screw the screws back into place to attach the sensor securely.

  6. Attach the cover back on using the 4 screws you set aside and you are done.

Overtemp_sensor.png

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