General Parts -1
Intake Pipe
Exhaust Pipe
Front Cover
Operation Display
Water Drain Valve
Water Drain Valve
(with Water Filter)
(Inside Heating Return Inlet) (
Water Drain Valve
(with Water Filter)
(Inside Auto Feeder Inlet) (
Auto Feeder Shutoff Valve
Heating Supply
Heating Return
Auto Feeder Inlet
* The above illustration shows an example of installation.
The exact installation configuration may be slightly different.
8
Main Unit
page 30)
page 29)
Pressure Relief Valve (Heating)
Drain Pipe
Water Drain Valve
(with Water Filter)
(Inside Domestic Water Inlet)
(
page 29)
Water Supply Valve
Water Drain Valve
Gas Supply Valve
Hot Water Outlet (DHW)
Cold Water Inlet (DHW)
Drain Pipe
Discharges the condensate.
Pressure Relief Valve (DHW)