9
[NRC711-DV, NRC661A-DV]
Indoor Wall Mounted, Power Vent/Sealed Model
* The above illustration shows an example of installation.
The exact installation configuration may be slightly different.
Unit
Front Cover
Water Supply Valve
Unit Components
Intake Pipe
Flue Collar
Drain Pipe
Discharges the
condensate.
[NRC711-OD, NRC661A-OD]
Outdoor Wall Mounted, Power Vented Model
Exhaust Vent
Pressure Relief Valve
Water Drain Valve
(with Water Filter)
(Inside Water Inlet)
(Page 23)
Displayed during
power "ON" or
combustion.
(Page 10)
Two or three digit-
number is displayed
when a failure occurs.
(Page 25)
Display Window
Gas Supply Valve