Section 3: Venting; Section 3-1: Converting To Rear Vent - Montigo H34DF Installation & Maintenance Manual

H*34DF Indoor Gas Fireplace

Section 3: Venting

Montigo supplies a variety of direct venting and termination options.
The direct vent termination location MUST be selected such that
it is the highest point in the venting assembly. It should also be
selected such that it provides the shortest vent run possible. Should it
be impossible to ensure that the termination is the highest point or to
meet the venting guidelines laid out below please contact your Montigo
dealer to discuss power venting options.
NOTES FOR PLANNING VENTING:
Venting originates from the unit through the top or through the rear
„
Venting can terminate through the roof or through an exterior wall.
„
For a detailed diagram of allowed termination locations, see
„
Appendix A.
Once the termination location has been established, refer to the
„
appropriate section below for installation details
All fireplaces shipped from the factory are Top vent.
„
Silicone application is NOT required when joining Montigo vent
„
pipes and components.

Section 3-1: Converting to Rear Vent

Use the following instructions to convert an H*34DF* for Rear Vent use:
1. Remove the Rear flue cover and gasket (4" and 7") on the flue
outlet, as shown in Figure 9.
2. Next, Remove the Top flue collar's (4" and 7") on the flue outlet,
as shown in Figure 9.
3. Install the (removed) Rear flue cover and gasket material, to the
Top vent outlet. Fasten the cover with included hardware, as
illustrated Figure 9a.
4. Install the (4" and 7") collars to the rear vent outlet using the
included hardware, as illustrated Figure 9a.
Flue Gasket
Flue Cover Plate
Figure 9. Flue cover and collar removal, Top Vented fireplace.
Page 10
Installation
7" Outer Flue Collar
4" Inner Flue Collar
Figure 9a. Flue cover and collar installation, Rear Vented fireplace.
Note: Images are shown without screens for clarity purposes. However,
your fireplace should not be operated without proper installation of
screens.
4" Inner Flue Collar
7" Outer Flue Collar
Flue Cover Plate
Flue Gasket
XG0146 - 150204