Dutchwest Direct Vent / Natural Vent Gas Heater
Venting System Assembly - Direct Vent
General Information
The Dutchwest is approved for installation only with the vent components listed on Page 12. 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 the ‘Vent Run Specifications’ on Page 8 to determine whether the restrictor plate is needed. If so, put the restrictor plate in place within the inner flue collar as shown in Figure 16.
ST759
Fig. 16 Install the restrictor plate only if required for the vent- ing configuration. Refer to Page 8.
2.Attach Inner Starter Pipe, (found in with the logset), to the next section of inner pipe.
•Run a bead of sealant about 1/2” from the upper 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. 17)
3.Dry fit the Outer 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.
Remove the pipes and elbows before continuing with Step 4.
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
5.Install the Outer Adapter Pipe. Apply a 1/4” bead of cement around the inside wall of the pipe, about 1” from the end. 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. 19)
First Section of
Vent Pipe
#8 x 1/2” Sheet
Metal Screws
4” Inner | CEMENT |
| |
Starter Pipe |
|
ST211
Fig. 17 Connect the inner starter with the next section of in- ner vent pipe.
CEMENT
ST760
Fig. 18 Attach inner assembly to flue collar.
ST761
Fig. 19 Fasten outer pipe with #12 x 1/2” sheet metal screw.
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