Rinnai M Series Installation And Operation Manual page 50

Low Water
Cut Off
(if required by
local code)
Pressure Relief Valve
(supplied with boiler)
Air separator
System
Supply
Expansion
tank
50
CH System Common Components Diagram
Fill valve with
pressure gauge
Pressure Gauge
(supplied with boiler)
Primary-Secondary
Heating Kit
Backflow
preventer
Ball valve
Rinnai M-Series Condensing Boiler Solo Manual
Dirt Trap
System
Return