Venting System Assembly - Direct Vent; Install Vent Adapter Pipe (Cfm Corporation Components) - Vermont Castings 3225 Installation And Operating Manual

Venting System Assembly - Direct Vent

General Information
The Radiance is approved for installation only with the
vent components listed on Page 11. Follow the vent
component instructions exactly.
For U.S. installations: The venting system must con-
form with local codes and/or the current National Fuel
Gas Code, ANSI Z223.1/NFPA 54.
For Canadian installations: The venting system must
conform to the current CSA B149.1 installation code.
Install the Vent Adapter Pipe
(CFM Corporation Vent Components)
1. Install the Restrictor Plate. Consult Page 7, Figure
8 to determine whether the restrictor plate is needed.
If so, place the restrictor plate within the inner flue
collar as shown in Figure 18.
Fig. 18 Install the restrictor plate only if required for the vent-
ing configuration. Refer to Page 7.
2. Attach Inner Starter Pipe, (found in with the log-
set), to the next section of inner pipe.
ST647install restrictor plate
• Run a bead of sealant about 1/2" from the upper
4/20/01 djt
end of the Inner starter pipe and join the two sec-
tions together.
• Drill three pilot holes into the Inner Starter and
secure the assembly with three sheet metal screws.
(Fig. 19)
3. Dry fit the Inner Pipe assembly to the stove for
the purpose of determining the center line of the
pipe on the wall.
• Side Wall Terminations: Dry fit the outer elbow
with the vertical outer vent and confirm the centerline
alignment with the wall thimble opening.
20004188
Radiance Direct Vent /Natural Vent Gas Heater
4. Attach the Inner Vent Assembly to the stove.
• Run a bead of sealant around the bottom end of
the starter pipe and attach the assembly to the stove
using three 1/4-20 x 3/8" Phillips screws provided in
the parts bag. (Fig. 20)
4" Inner
Starter
Pipe
Fig. 19 Connect the inner starter with the next section of
inner vent pipe.
ST647
Fig. 20 Attach inner assembly to flue collar.
5. Install the Outer Adapter Pipe. Insert the pipe
over the stove flue collar, keeping the vertical seam
oriented to the back of the stove. Also, be sure to
align holes on the pipe with the holes on the flue
collar of the firebox. Fasten the pipe to the holes in
the flue collar with the #12 x 1/2" sheet metal screws
provided. (Fig. 21)
First Section of
Vent Pipe
1/4"-20 x 1/2"
Phillips Screw
ST211
attach inner pipe
to next section
12/4/99 djt
ST647
attach inner assy
4/20/01 djt
ST211
ST648
15