How do I replace the temperature sensor on Hilo’s smart water heater controller?

This guide will walk you through each step to replace the temperature sensor of your Hilo smart water heater controller.

It includes:

• A list of the tools and materials you’ll need
• Easy-to-follow steps to remove the old sensor
• How to install the new sensor
• Tips for organizing the sensor wire properly
• And finally, how to safely restart the controller

No technical experience needed — each step is clearly explained so you can complete the replacement with confidence.

View the guide (PDF)