Montigo H38DF Installation Operation & Maintenance page 6

H38DF Gas Fireplace
Converting to Top Vent/ Rear Vent
H38DF Top Vent
Use the following instructions to convert an H38DF for Top Vent use:
1. Install the 5" inner flue cap on the rear flue outlet and secure the
cap in place with five screws, as shown in figure 7a.
2. Install the 8" outer flue cap on the rear flue outlet, and secure it
with five screws, as shown in figure 7a.
Figure 7a. Flue cap installation for Top Vented fireplace.
3. Install the flue gasket material and flue cover plate on the rear
vent outlet . Fasten the plate with four screws,as illustrated below.
4. Install the 5" inner flue collar and the 8" outer flue collar in place
on the top vent outlet using 5 screws, as illustrated below.
Figure 7b. Flue collar installation for Top Vented fireplace.
Page 6
Installation
Important: Natural Gas equipped models may be
installed using Top or Rear Vent applications.
However, all Propane equipped models must be
installed in a top vent application only.
H38DF Rear Vent
Use the following instructions to convert an H38DF for Top Vent use:
1. Install the 5" inner flue cap on the top flue outlet and secure the
cap in place with five screws, as shown in figure 8a.
2. Install the 8" outer flue cap on the top flue outlet, and secure it
with five screws, as shown in figure 8a.
Figure 8a. Flue cap installation for Rear Vented fireplace.
3. Install the flue gasket material and flue cover plate on the top vent
outlet. Fasten the plate with four screws,as illustrated in figure 8b.
4. Install the 5" inner flue collar and the 8" outer flue collar in place
on the rear vent outlet using 5 screws, as illustrated below.
Figure 8b. Flue collar installation for Rear Vented fireplace.
Part No. XG0131