Harman® • Accentra 52i Installation Manual_R2 • 2013 -___ • 07/1312 3-90-00574i
The recommended maximum flue lengths for the
Accentra 52i Pellet Insert are as follows:
4" Stainless Steel Flex: 30 Lineal ft. Vertical*
4" PL Vent Pipe:
4" Pl Vent Pipe: 30 Lineal ft. Vertical*
4" Pl Vent Pipe: 14 ft. Vertical w/1-90
o
and 4 lineal ft. horizontal*
If additional 4" PL Vent ttings are required, the overall
length must be reduced by:
Vertical 90
o
or T: 2.5'
Vertical 45
o
: 1.5'
Horizontal 90
o
or T: 5.0'
Horizontal 45
o
: 2.5'
3" PL Vent Pipe:
20 Lineal ft. vertical*
8 Lineal ft. vertical w/1-90
o
& 4 lineal ft. horizontal*
If additional 3" PL Vent ttings are required, the overall
length must be reduced by:
Vertical 90
o
or T: 2.0'
Vertical 45
o
: 1.0'
Horizontal 90
o
or T: 4.0'
Horizontal 45
o
: 2.0'
* Long runs of ex or PL vent pipe installed directly vertical from the ue
stub may require more frequent cleaning due to y ash falling off inside
and collecting directly above the combustion blower outlet.
Any use of horizontal venting will require more frequent cleaning. It is the
responsibility of the installer to make sure the entire ue conguration is
accessible for cleaning.
Use only the specied venting components. Use of any
other components will void the product warranty and
may pose a hazard.
DO NOT INSTALL A FLUE DAMPER IN THE EXHAUST
VENTING SYSTEM OF THIS APPLIANCE.
DO NOT CONNECT THIS UNIT TO A CHIMNEY FLUE
SERVING ANOTHER APPLIANCE.
INSTALL VENT AT CLEARANCES SPECIFIED BY THE
VENT MANUFACTURER.
+
=Positivestaticpressure
=Negativestaticpressure
+
+
-
-
-
C. Venting & Use of Elbows
Figure 4.6
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