Avalon Firestyles DVS Fireplace-1997 to 2000 - Manual (Page 17)

I
NSTALLATION
(C
ONT
.)
- For Qualified Installers Only! P AGE 17
Approved Vent Configurations
Restrictor Position
¥ A vent restrictor is built into the appliance to adjust the flow rate of exhaust gases. This ensures
proper combustion for all vent configurations. Depending upon the vent configuration, you may be
required to adjust the restrictor position. The charts for acceptable vent configurations describe
which position the vent restrictor must be in.
To Adjust the Restrictor:
Withe the fireplace cool, use the
bent rod included in the ownerÕs
pack to adjust the plate.
To Access the Restrictor:
1
2
NOTE: The fireplace is
shipped with the restrictor in
position #1 (fully open).
Determine the correct restrictor position (see the charts under
"Approved Vent Configurations" - the stock position is #1).
Lift up the adjustment plate and move it so the correct notch falls into
the slot on the adjustment bracket.
This restrictor is in position 1.
This restrictor is in position 2. To adjust, use the rod included in the ownerÕs
pack to lift up on the adjustment plate.
Adjustment Plate
Adjustment Bracket
Position #3 is
this notch.
Elbows
¥ A maximum of
two 90¡ elbows
may be used.
NOTE: do not
use a 90¡ elbow
between two
horizontal
sections.
NOTE: one
additional 45¡
elbow may be
used between two
horizontal
sections.
- or -
¥
Two 45¡ elbows
may be used
between vertical
sections.
Measuring Vent
Lengths
Vent
Horizontal
Run
Vent
Height 30-1/2"
Vent Height is calculated to
the top of the vent on
horizontal terminations and
to the top of the termination
on vertical terminations. Elbows add 3" to
the length of the
vent system.
Side
View
9-5/8"
3"
1-1/2"
Vent Length
(3', 4', etc.)
Vent sections overlap each
other by 1-1/2"
1-1/2"
8-3/4" wide with
1-1/2" to 3-3/8" of
overlap
12-3/8" tall with 1-
1/2" of overlap