Several factors could lead to a Rinnai water heater not turning on. These include a tripped circuit breaker, a malfunctioning thermostat, or a faulty heating element. Additionally, gas supply issues or a defective ignition could be the culprit. It’s also possible that the unit’s power switch is off or the unit is not properly plugged in. Lastly, the water heater might be experiencing internal electrical issues.
Understanding the cause of the problem can be complex, and it’s often best to consult with professionals. The experts at 5 Star Best Plumbing are always ready to assist with any water heater repair needs.