1.
Welcome .......................................................................................................................................... 5
2.
Safety ............................................................................................................................................... 6
2.1 Safety Symbols ....................................................................................................................... 7
2.2 Safety Precautions .................................................................................................................. 7
3.
About the Water Heater .................................................................................................................. 9
3.1
Front View ............................................................................................................................... 9
3.2
Bottom View .......................................................................................................................... 10
3.3
Components ......................................................................................................................... 11
3.4
Specifications ........................................................................................................................ 12
3.5
Dimensions ........................................................................................................................... 13
3.6
Accessories .......................................................................................................................... 15
4.
Install the Water Heater ................................................................................................................ 17
4.1
Installation Guidelines .......................................................................................................... 17
4.2
What You Will Need .............................................................................................................. 18
4.3
4.4
4.5
Vent the Water Heater .......................................................................................................... 26
4.6
Connect Water Supply .......................................................................................................... 54
4.7
4.8
4.9
Connect Condensate Drain .................................................................................................. 58
5.
Operation ....................................................................................................................................... 70
5.1
Safety Precautions ................................................................................................................70
5.2
Operating Instructions ...........................................................................................................72
5.3
Control Panel ........................................................................................................................73
Rinnai Tankless Water Heater Installation and Operation Manual
Contents
3