Rhfe-431Wta Flow Diagram - Rinnai RHFE-431WTA Owner's Operation And Installation Manual

Warm Air
FLOW DIAGRAM
Convection Fan
Sub Heat
Exchanger
Flame Rod
Main Heat
Exchanger
Electrode
Over Heat Switch(No.2)
– 55 –
Combustion Fan
Thermal Fuse
Over Heat
Switch
(No.1)
Over Heat Thermistor
Modulating Valve
Injector
Damper
Main Burner
Over Heat Switch(No.3)
Flue Manifold
P.C.B
Room Temperature
Thermistor
Solenoid Valve No.1
Gas Filter
Gas Inlet
Solenoid Valve No.2