Rinnai ThermaCirc360 RUR199i Installation And Operation Manual page 38

2
Non-Direct Vent
Manufactured (Mobile) Home
PVC Elbow with
Vent Screen
Condensate Drain
Pressure Relief Valve
Hot Water Outlet
Installation Enclosure with Louvered Door for
Manufactured Home Applications
•
Combustion air must not be supplied from occupied
spaces of the manufactured home. Access panels,
doors or opening of any kind are not permitted
between the installation enclosure and the inside of
the manufactured home.
•
The installation enclosure must include an exterior
access door incorporating a single opening positioned
a maximum of 6 in. (152 mm) above the lower edge of
the door. The opening in the access door must be
metal with no less than 1/4 in. (6.4 mm) mesh.
•
The water heater is to be secured to the wall of the
manufactured home using the integrated mounting
brackets on the back side of the water heater.
38
(Room Air)
For Installation in a Manufactured Home (Mobile Home)
Roof Termination
Roof Flashing
Door
Gas Supply
Cold Water Inlet
To Suitable Drain
Top and Bottom
Mounting Brackets
Louvered Opening
6 in. (152 mm) Maximum
Use the following chart to identify the minimum required
size of the opening in the access door.
Model Input Btu/h
RUR199i 199,000
RUR160i 160,000
Rinnai Tankless Water Heater Installation and Operation Manual
Pipe Connections on
Bottom of Water Heater
Minimum
Example Opening
Required
Size (L x H)
Area
2
200 in. 20 in. x 10 in.
2
(0.129 m ) (508 mm x 254 mm)
2
160 in. 16 in. x 10 in.
2
(0.103 m ) (406 mm x 254 mm)