Section 3-3: Installing A Wall Mounted Termination; Standard Pto Installation; Pre-Installed Msr Frame; Pre-Installed Bsr Frame - Montigo L52DF-ST L-Series Installation & Maintenance Manual

Section 3-3:
INSTALLING A WALL MOUNTED DIRECT VENT
TERMINATION
This section applies to installations where the direct vent termi-
nation will be wall mounted.
1). Installation of Termination with built in frame
A Termination with a Built-In Frame is installed during framing of a structure.
1. Frame the termination opening to 11" x 11".
2. Install exterior sheathing to the structure framing.
3. Fasten the termination to the sheathing using a minimum of 4 screws.
11"
Framing
Exterior
Sheathing
11"
Figure 13. Installing a PTO-F termination.
2). Installation of termination frame at time of framing
Terminations with a MSR frame allow the installation of the frame prior
to installation of the termination.
1. Frame the termination opening to 12" x 12".
2. Secure the MSR Frame to the exterior sheathing of the structure.
3. Fasten the termination to the MSR Frame using a minimum of 4 screws.
1 2"
Framing
Exterior
Sheathing
12"
Figure 13a. Installing a PTO termination with the MSR frame.
Part No. XG0811 -100511
Installation
3). Installation of termination frame at time of framing in
Masonry
Terminations with a BSR frame allow the installation of the frame in
masonry prior to the installation of the termination
1. Frame the BSR opening to 12" x 12".
2. Secure the BSR Frame to the exterior sheathing of the structure.
3. Fasten the termination to the BSR Frame using a minimum of 4 screws.
Fastening Hardware,
minimum 4-screws
PTO-4F (5"/8")
Termination
Figure 13c. Installing a PTO termination with the BSR frame.
4). Installation of termination from inside structure
A Termination with a MOSR Frame is installed from the inside of the
structure. These are commonly used in high-rise construction.
PTO-4 (5"/8")
Termination
MSR Frame
Fastening Hardware,
minimum 4-screws
Figure 13b. Installing a PTO termination with the MOSR frame.
PTO-4 (5"/8")
1.
Termination
2.
3.
5). Installation of a termination shield for Vinyl Siding
The VSS Termination shield is installed when the exterior of a structure
is clad with Vinyl siding. It is placed directly above, and on-center with
the termination.
Figure 14. Installing the VSS Vinyl Shield.
L52DF-ST* Indoor Gas Fireplace
12"
Framing
Exterior
Sheathing
12"
MOSR Frame
Fastening Hardware,
minimum 4-screws
Frame the MOSR opening to 12" x 12".
Fasten the MOSR frame to the interior side of the studs, concrete,
or finished wall construction using a minimum of 4 screws.
Insert the termination into the MOSR frame as shown here, (from
the inside) and attach to the MOSR by installing a min. quantity of
4 bolts into the threaded nuts on the MOSR Frame.
BSR Frame
Fastening Hardware,
minimum 4-screws
PTO-4 (5"/8")
Termination
Framing, con-
12"
crete or other
materials
12"
Exterior Sheath-
ing, concrete or
other materials
VSS Vinyl shield
PTO-4 (5"/8")
Termination
Exterior Vinyl
siding
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