Napoleon GD40-N Installation And Operation Instructions Manual

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Napoleon GD40-N Installation And Operation Instructions Manual Manual pdf 17 page image

17WS-415-091 / 06.26.00All horizontal runs must have a minimum 1 inch riseper foot using flexible venting.For safe and proper operation of the fireplace, followthe venting instructions exactly.HORIZONTAL AIR TERMINAL INSTAL-LATION1. Stretch the 4" diameter aluminium flexible liner to therequired length taking into account the additional lengthneeded for the finished wall surface. Apply a heavy bead ofthe high temperature sealant, supplied with the unit, to theinside of the 4" liner approximately 1" from the end. Slip theliner a minimum of 2" over the fireplace vent collar andsecure with 3 #8 screws.2. Using the 7" diameter flexible aluminium liner, applysealant, slide a minimum of 2" over the fireplace combus-tion air collar and secure with 3 #8 screws.3. Insert the liners through the firestop. Position andsecure the fireplace using the nailing tabs (2 per side)and/or secure to the floor using screws inserted throughthe two ¼" diameter holes in the front left and right cornersof the base. The liners should be flush with the exteriorwall.The air terminal mounting plate may be recessed intothe exterior wall or siding by 1½", the depth of the returnflange.4. From outside, apply a bead of the high temperaturesealant to the inside of both liners, approximately 1" fromthe end of each liner.5. Holding the air terminal (lettering in an upright, read-able position), insert into both liners with a twisting motionto ensure that both the terminal sleeves engage into theliners / sealant. Secure the terminal to the exterior wall andmake weather tight by sealing with caulking (not supplied).6. If more liner needs to be used to reach the fireplace,couple them together as illustrated in FIGURE 30. The ventsystem must be supported approximately every 3 feet forboth vertical and horizontal runs. Use noncombustible strap-ping to maintain the minimum 2" clearance to combustibles.FIGURE 30FIGURE 29USING FLEXIBLE VENT COMPONENTS