Close and turn off the 3 water valves attached to your tankless water heater.
Cleaning on demand water heater.
Reinstall the filter screen.
Rheem rtg20124 flush kit tankless water.
Things needed screwdriver non contact electrical tester bucket 5 gallon pond pump or small sump pump 2 sections of garden hose with connectors 6 foot long adjustable wrench 5 gallons of white vinegar.
Whitlam flow kit flow aide system descaler kit.
This procedure will prevent cold water.
Ecosmart tankless water heater flushing kit.
This can be done by shutting off the main gas or turning.
One is for cold water into the system and is usually blue one is for hot.
Remove the purge port valve caps slowly from.
Replace the service valve cap and screw it on.
The flush kit connects easily to the tankless service valves.
Regular use helps maintain a healthy tankless water heater.
How to clean a tankless water heater step one.
You should check to ensure that the no water spills out from your heater.
Turn the water supply on slowly again to about 1 4 way open.
Makes it easy to flush a tankless heater.
Top 4 best tankless water heater cleaning kit in 2020.
Whitlam flow kit flow aide system descaler kit usually contains everything you.
Carefully remove a hose threads from a second hot and the cold ports of water.
Cleaning your tankless water heater pour the white vinegar into first bucket the one with the hose attached to the inlet side of the pump.
Turn the cold water off and remove the filter screen again and clean it under running water.
Unscrew the hose from the cold water blue side only.
Use the system descaler to get the hose and then attach it to a very hot valve.
Leave the hot water hose attached.
First turn off the valves.
Turn off the power source for your tankless water heater.
If the tankless water heater is gas then shut off the gas supply.
Shut off the three water valves.
Plug in the pump and turn it on if it has a separate on off switch.
With the water running out of the hoses turn the valve off on both hoses to stop the flow of water and preventing air from getting into the water heater.
Once connected you can run a solution of water and vinegar to clean the heat exchanger of any scale deposits.
Shut off the power supply.
Tankless water heaters have a lot of benefits that can make your life easier.
To maximize those.
Bucket pump and 2 hoses.