Rinnai M060C Installation And Operation Manual page 52

Low Water
Cut Off
(if required by
local code)
Pressure Relief Valve
(supplied with boiler)
Air separator
System
Supply
Expansion
tank
52
CH System Common Components Diagram
Fill valve with
pressure gauge
Rinnai M-Series Condensing Boiler Combi Manual
Pressure Gauge
(supplied with boiler)
Primary-Secondary
Heating Kit
Backflow
preventer
Ball valve
Dirt Trap
System
Return