All takagi non condensing tankless water heaters must use sealed stainless steel vent pipe approved for use in category iii appliances.
Takagi tankless water heater reset button.
I call support and with them on line i got to the root of the problem which was the most failing part.
Push the reset button.
Make sure there is ac power to the unit by pressing the test button on the black gfci panel.
The red led should turn on.
A hot water tap is turned on.
Improper venting may cause exhaust gas leaks and would be considered unsafe.
Watches you can do it yourself it s easy.
The water flow sensor detects the water flow.
If it does not check for power to the unit or blown fuses.
This is an easy repair of your tankless water heater that won t ignite.
Download takagi trouble shooting guides t kjr2 in os.
My takagi t m1 thankless water heater stops one day.
All takagi condensing models may use schedule 40 pvc abs pipes or category iii stainless steel.