Rinnai RU80i Manuel D'installation Et D'utilisation page 18

Piping Diagram for Basic Installa on
Water Gas
drain plug connec on
Condensate
Hot water
trap drain plug
outlet
The condensate drain pipe (along its en re
length) must be at least the same diameter
as the drain line, (1/2 inch NPT).
3/4" Ball Valve
3/4" Union
Check Valve
Pressure Relief Valve
18
Cold water
inlet
Condensate
drain line
Refer to the Condensate
sec on in the ven ng
instruc ons
Condensate drain line
Condensate
drain
3/4" Hot Water Supply Line
For Building Fixtures
KEY
Pressure Regulator
Circulating Pump
Boiler Drain Valve
S
Solenoid Valve
This is not an engineered drawing. It is intended only as a guide and not
as a replacement for professionally engineered project drawings. This
drawing is not intended to describe a complete system. It is up to the
contractor/engineer to determine the necessary components and
configuration of the particular system being installed. This drawing does
not imply compliance with local building code requirements. It is the
responsibility of the contractor/engineer to ensure installation is in
accordance with all local building codes. Confer with local building
officials before installation.
KB Series Manual
Rinnai
Equipment List
QTY
Rinnai
Water Heaters
1
RIK-KIT (Optional)
1
(3/4" Fittings Include:
2 Unions, 2 Ball Valves,
2 Drain Valves and
1 Pressure Relief Valve.)