Loading ...
Loading ...
Loading ...
Rinnai Tankless Water Heater Installation and Operation Manual 86
7.4 Pressure Drop and Water Flow Curves
Pressure Loss (PSI)
Water Flow (GPM)
Presure Loss (ft of Head)
RU160
RU130
RU180
RU199
Dashed lines represent ow rate
after parameter adjustment.
The chart below applies only to incoming water temperatures of 70°F (21°C) or less. For incoming water
temperatures greater than 70°F (21°C), please contact Rinnai.
Delta T - Temperature Rise (°F)
Water Flow (GPM)
NOTE: Maximum ow rates may vary based
on set temperature, Delta T and altitude.
Dashed lines represent ow rate
after parameter adjustment.
RU180
RU199
RU160
RU130
Figure 81: Pressure Drop Curve
Figure 82: Water Flow Curve
Loading ...
Loading ...
Loading ...