Harman The Accentra Pellet Stove Installation & Operating Manual page 19

Fig.29
Fig.30
venting
#6 Installing into an existing
fireplace chimney
This method provides excellent venting for normal
operation. This method also provides natural draft
in the event of a power failure.
Some places in the US and Canada, it is required
that the vent pipe extend all the way to the top of
the chimney.
In this method a cap should also be installed on
the chimney to keep out rain. Be sure to use ap-
proved pellet vent pipe fittings. Seal pipe joints with
silicone in addition to the sealing method used by
the manufacturer. Pipe size should be increased to
4" using this method.
#7 Installing into an existing
This method provides excellent venting for normal
operation. This method also provides natural draft
in the event of a power failure.
Some places in the US and Canada, it is required
that the vent pipe extend all the way to the top of the
chimney. The pipe or liner inside the chimney should
be 4" diameter and approved for pellet venting.
In this method a cap should also be installed on
the chimney to keep out rain.
chimney
19