Hot Water - Rinnai REU - 16 FUA - E Installation And User Manual

INSTALLATION INSTRUCTIONS - SCHEMATICS
Single Infinity Direct Flow
This information is intended as a guide only, it does not imply
compliance with water or gas installation regulations.
Components will vary depending on the actual installation.
Check local regulations before installation.
Manifolded Infinity x 2 With Pumped Secondary.

Hot Water

Cold Water
This information is intended as a guide only, it does not imply
compliance with water or gas installation regulations.
Components will vary depending on the actual installation.
Check local regulations before installation.
Direct feed to the hot water outlets.
Mains is fed directly into the unit.
Standard domestic or small commercial set up.
Used with controllers to alter the temperature at the point of use
(only using hot tap) or temperature set on the dip switches for the
maximum needed at any outlet, and mixed down by TMVs or
manual tempering valves.
Draining Point
Pump
Gas
Return Water
Pressure
Reducing
Draining Valve
Valve
Point
28
Circulation system used in commercial
situations where the heaters are not close to
the outlets. Ensures hot water is available at
the outlets quickly, without a lot of wastage.
Mains is fed to the unit via a header pipe that
branches off to each heater. The secondary
return is Tee'ed in to the heater's supply. A
complete unvented kit is required as it is a
closed system.
PAM valves included to decrease flow rate
needed from pump.
Temperature is set on the dip switches for the
required circulation. 60°C for most
applications.
Non-
Strainer
Return Safety Expansion
Valve Valve Vessel
Flow
Modulation
Valve