Rinnai RHFE-1004FA Owners & Installation Manual page 52

I
RHFE-1004FA FLOW DIAGRAM
]1[_FLUE MANIFOLD
AIR HLTER
OVERHEAT SWITCH
FLAME ROD
_ MODULATING
SUB HEAT VALVE (POV)
SOLENOID
TO (SV]
OLENOID VALVE (SV2)
\ FLAME ROD 1
I--1\ ._.,o_gT_,,
---- GAS
COMBUSTION AIR
<_X CONVECTION AIR
COMBUSTION
HLTER
PRESSURE
/ -SENSOR
THERMISTOR
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