Flushing a Rinnai tankless water heater is a straightforward however necessary upkeep process that may assist to increase the lifetime of the unit and stop expensive repairs. It’s endorsed to flush the water heater a minimum of as soon as per yr, or extra typically if the water in your space is especially onerous. Flushing the water heater will take away sediment and scale buildup that may accumulate over time and prohibit the movement of water. This may result in decreased water stress, increased vitality payments, and untimely failure of the water heater.
To flush a Rinnai tankless water heater, you’ll need a backyard hose, a bucket, and a flathead screwdriver. First, flip off the water provide to the water heater and open a sizzling water faucet to launch any remaining stress. Subsequent, connect the backyard hose to the drain valve on the underside of the water heater and open the valve. Permit the water to empty into the bucket till it runs clear. As soon as the water has stopped draining, shut the drain valve and switch the water provide again on. Lastly, open the recent water faucet once more to purge any air from the system.