Error Code 14 indicates an “Overheat Warning” on your Rheem Continuous Flow Water Heater. The unit has detected excessively high temperatures, usually due to restricted water flow, blockage, or malfunctioning sensors.
Immediately switch off power at the isolation switch and ensure all hot water taps are closed. Allow the system to cool down. Because overheating could damage the unit and pose safety risks, professional inspection is crucial. Contact Hilton Plumbing to arrange an urgent assessment and repair.
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