Montigo R520 Installation, Operation & Maintenance Manual page 15

f i r e f e a t u r e
Step 1. To ensure your glass viewing area is at the optimum height, follow the Example below, Figure 16. Example: If you wish to have the
bottom edge of the glass to be 24", the top of the platform will be 13". This dimension takes in account the height of the platform, plywood and
adequate clearances.
Figure 16. Fireplace installation, (Rough Frame-In dimensions).
† U is 29" for straight out the back installations.
Step 2. Place the Fireplace on the platform and install the Vent pipe, and Power Vent module. (Install the module in a location where it can be
accessed when the surround is installed around the fireplace). Next, Connect the Gas line, and provide a gas service shut-off valve; according
to local gas codes. Before fastening in place Line up the front face of the fireplace (top and botttom), Figure 6a. then secure in place with 1/4"
wood screws.
Figure 16a. Fireplace installation, (Inlet Gas & Power Vent).
Step 3. Back-framing the Fireplace; installing 2 x 4's.
Ensure you have the required 2 x 4's to complete the project. Cut One 2 x 4 to fit under the fireplace throat, (horizontal), fit & remove. Next, cut
the short 2 x 4's, under the previous Horizontal. (Note: when these pieces are secured into place there should be the required 1" clearance to
Part No. XG0771 - 070111
Installation
Q (Opening)
Framing Dimensions
Q R U
R520
77" 45" **27"†
R620
89" 45" **27"†
** See Figure 1a.
C-View Residential R520-R620 Series Indoor Gas Fireplace
R
(Opening)
Intake / Exhaust
Venting
Supply Gas
connection
U
Drywall
or Equiv.
3/4"
Plywood
Platform
1/2"
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