Installation Manual

Rinnai I-Series Condensing Boiler Solo Manual 35
The instrucons below apply to concentric vent sizes
2 in. x 4 in. and 3 in. x 5 in.
Concentric
Vent
Remove and discard screw from
concentric ue connecon.
Remove exhaust adapter ring (discard for
concentric venng conguraons).
Install the concentric vent. Ensure it is properly
seated.
Secure the vent pipe to the concentric ue
connecon with the supplied screw.
Horizontal Wall Terminaons
Vercal Roof
Terminaons
2 in. x 4 in.
and
3 in. x 5 in.
2 in. x 4 in.
and
3 in. x 5 in.
Install the venng terminaon according to the diagrams and instrucons in this manual. Slope the venting 1/4 in.
per foot toward the appliance according to the vent manufacturer’s installation instructions. Dispose of
condensate per local codes.
IMPORTANT