Montigo H42DF Installation & Maintenance Manual page 8

H*42DF 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.
Refer to appendix a -Termination Locations to ensure the
„
planned termination location is acceptable.
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.
„
See Section 3-1 for converting the unit from top vent to rear vent.
nOTE: Air Baffle is shipped open. If you are top venting the air baffle
should be closed following these steps:
Figure 8. Air baffle in open position.
Figure 8a.
Push the air baffle inward as far as possible and screw the air
baffle closed.
Figure 8b. Air baffle in closed position
Page 8
Installation
Section 3-1:
Use the following instructions to convert an H*42DF* for Rear Vent use:
1. Remove the Rear flue cover and gasket (5" and 8") on the flue
outlet, as shown in Figure 9.
2. Next, Remove the Top flue collar's (5" and 8") on the flue outlet,
as shown in Figure 9.
Flue Gasket
Flue Cover Plate
Figure 9. Flue cover and collar removal, Top Vented fireplace.
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 (5" and 8") collars to the rear vent outlet using the
included hardware, as illustrated Figure 9a.
8" Outer Flue Collar
5" Inner Flue Collar
Figure 9a. Flue cover and collar installation, Rear Vented fireplace
COnVERTInG TO REaR VEnT
5" Inner Flue Collar
8" Outer Flue Collar
Flue Cover Plate
Flue Gasket
XG0148 -111111.1