Rinnai M060C Installation And Operation Manual page 33

The instructions below apply to concentric
vent sizes 2 in. x 4 in. and 3 in. x 5 in.
Remove the vent top (slightly twist
counter-clockwise and pull up). Discard
vent top if desired.
Slightly twist counter-clockwise
Pull up
Insert the concentric adapter and rotate
clockwise until locked in place.
IMPORTANT
Install the venting termination according to the diagrams and instructions 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.
Rinnai M-Series Condensing Boiler Combi Manual
Horizontal Wall Terminations
2 in. x 4 in.
and
3 in. x 5 in.
Vertical Roof
Terminations
2 in. x 4 in.
and
3 in. x 5 in.
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