No hot water often related to the flame failure and no ignition water is too hot.
Tankless water heater low water pressure.
If low pressure is due to the low flow showerhead for example and your tankless water heater cannot get the required water flow change the showerhead to a newer model.
Open the water valve on the supply side of the tankless water heater.
Burner does not ignite.
Even if the valve is slightly closed it can cause a significant decrease in hot water pressure.
Open several hot water until no air is coming out from the faucets.
Starts up with only 2 psi.
How to check test the pressure.
It is possible that the water heater valves are not turned all the way after installation so that makes it the first thing you should check.
Testing the water pressure is vital as it might indicate not only low but high pressure too.
The excel tankless propane water heater is equipped with a magnetic flow sensor that allows the unit to start up at only 2 psi water pressure.
Vent free for indoor or outdoor use.
Holds up to 150 psi.
All other tankless gas water heaters require at least 20 psi to start up due to their outdated technology.
Mount the heater on the side of a caravan to enjoy an outdoor shower.
The shower head is included in the package alongside a gas regulator and all the necessary adapters.
Ideal for small apartments hunting or fishing cabins small homes boats campers rvs and mobile homes.
Plus it works at up to 120 psi.
It s compact and lightweight enough to be positioned pretty much anywhere.
The burner is too noisy.
Check for water leaks on the fittings you took apart.
Common tankless water heater problems hot water is not delivered instantly and other common tankless water heater problems are listed below.
One other note if you have a water softener it too can cause low pressure in all faucets downstream from it and for the same reason as your tankless.
Water is not hot enough.
As the system is still new we can rule out scaling or sediment buildup.
The most common cause of low hot water pressure is the water heater shut off valve being partially shut.
Each water heater has a shut off valve to use in case of emergencies.
In some cases this valve may have been closed and never fully opened again.
The ideal water pressure for best results is between 2 8 and 110 psi.
Most people have a low pressure problem after installing a new water heater.
Low water pressure startup.