Open hot water taps at fixtures.
Rheem tankless gas water heater code 11.
Check for bleed over.
My rheem tankless water heater will run a minute and kick off putting out the 13 code.
The dip switch on the electronic board must be set for the right gas type.
The gas type must be according to the rating plate found on the unit.
The rheem eco160dvln3 1 indoor natural gas tankless water the rheem eco160dvln3 1 indoor natural gas tankless water heater can provide up to 7 0 gpm at a 35 temperature rise.
Not enough water flow to operate.
Other solutions may be to clean out the inlet water filter on the water heater or turn down the temperature on the unit.
Http www webstersheating ca websters the heating cooling specialist talks about how to set up the rheem tankless hot water tank.
Increase water flow at fixture fixtures.
I unplugged it and now it is giving a 2 13 76 1 codes.
Make sure that there is no interruption in gas supply to the water heater.
Our whole home tankless water heaters available in natural gas propane and electric models are great for homes with busy families homes with luxury bathrooms and vacation homes while our point of use electric tankless water heaters are ideal for a single faucet or shower.
Often low flow showerheads or fixtures cause the problem so the aerators inside should be removed.
Close cold water supply valve to water heater.
There must be a proper gas pressure and according to the rating plate.
All tankless units have a minimum flow rate which must be achieved before the water heater will start heating water.
Enjoy the comfort and convenience of continuous hot water on demand with a rheem tankless water heater.
My unit is 2 years old.