What to do if your tankless water heater does not ignite?
What to do if your tankless water heater does not ignite? If it isn't, the gas may have been shut off and you'll need to contact your gas company. Next, check that the water and gas valves are completely open. This could also cause the tankless to not ignite. If none of the above steps resolve the issue, you should call a professional to assess the situation. Why is there a gap in my tankless water heater? Although tankless water heaters are also called "instantaneous water heaters," they still take time to heat water, so after the trapped water was...