Rinnai I Series Installation And Operation Manual page 56

Optional Low Water Cut-Off (LWCO)
Outdoor
Sensor
Thermostat
This is not an engineering drawing; it is intended only as a guide and not as a replacement for professional engineering
project drawings. This drawing is not intended to describe a complete system. It is up to the contractor or engineer to
determine the necessary components and configuration of the particular system to be installed. The drawing does not
imply compliance with local building code requirements. It is the responsibility of the contractor or engineer to ensure
the installation is in accordance with all local building codes. Confer with local building officials before installation.
LEGEND
56
Heat Emitter
Rinnai I-Series Condensing Boiler Combi Manual
IMPORTANT
This schematic shows an
example of a simple single zone
system with primary/secondary
piping by hydraulic separation.
Purge Station
This picture illustrates a suggested
arrangement. Some of the fittings
are optional.