For safety always unplug any appliance before continuing.
Temperature setting for rinnai tankless water heater.
Controlling the temperature and that the rinnai water heater is ready to supply hot water.
However by following these simple steps you can increase the temperature to 140 if you choose.
Flow the six 6 step process to adjust your temperature.
The 140 is more for a commercial.
So to fix that you can drop that water heater down to you know really you re supposed to have it at 120 but i know a lot of people like hotter water.
Changing the temp on a rinnai water heater unexpected victorian our plumber installed a rinnai high efficiency tankless water heater but the default maximum temperature was locked at 120 degrees.
The manual was only sort of helpful and there weren t any how to tutorials online so i decided to pop the cover off and go looking for myself.
There are also rinnai units that have a maximum temperature of 120f degrees but you can raise the temp to 140f degrees.
All hot water sources are able to provide water at this temperature setting until it is changed again at this or another temperature controller.
On the other hand the epa suggests turning the thermostat down to 120 to reduce power consumption and a booster heater to reach sanitizing temperatures at select outlets.
Rinnai water heaters work in the temperature range from 98 f to 140 f while they come with the factory setting of approximately 120 125 f.
There is also a temperature controller mcc 91 2 that is used mainly in commercial applications for getting higher temperatures where the maximum temperature is 185 f.
Press the or buttons to obtain the desired temperature setting.
For your safety rinnai tankless water heaters come with a maximum temperature default setting of 120 to help prevent scalding.
If you keep it at around 130 that s as hot as you ll ever need for a shower.