Quick Guide: How to Flush Rinnai Tankless Heater + Tips

how to flush rinnai tankless water heater

Quick Guide: How to Flush Rinnai Tankless Heater + Tips

The process involves circulating a descaling solution through the unit to remove mineral buildup. This buildup primarily consists of calcium and magnesium deposits that accumulate over time due to water hardness. Performing this maintenance procedure extends the lifespan and maintains the efficiency of the appliance.

Scale buildup reduces heat transfer efficiency, causing the unit to work harder and consume more energy. Regular maintenance ensures consistent hot water delivery, prevents premature component failure, and minimizes energy costs. Failure to address mineral accumulation can lead to costly repairs or complete unit replacement. Historically, preventative maintenance has proven to be the most cost-effective approach to appliance ownership.

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