Hilo and its partners use cookies and web beacons to offer you an optimal website browsing experience and targeted, interest-based content. For more information and/or to choose your preference settings, see our Privacy Policy
The DR/MFR indicator light is green. What does this mean?
A green DR/MFR indicator light could indicate that your water heater is involved in an ongoing challenge, or that it’s gradually reheating following a power failure of 30 minutes or more.