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INSTALLATION
INSTRUCTIONS
MERIT PLUS® SERIES
36" Indoor / Outdoor Wood Burning Fireplaces
P/N 850,030M REV. B 04/2006
MODEL
MP-36OD
This installation manual will enable you to obtain a safe, effi cient and de-
pendable installation of your fi replace system. Please read and understand
these instructions before beginning your installation.
Do not alter or modify the fi replace or its components under any circum-
stances. Any modifi cation or alteration of the fi replace system, including
but
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• The manufacturer is not responsible for any TABLE OF CONTENTS smoking or related problems that may result AVERTISSEMENT Safety Rules ......................................Page 2 from the lack of adequate combustion air. It Tools and Building Supplies ..............Page 2 is the responsibility of the builder/contractor Pour éviter le risque to ensure that adequate combustion air has Precautions ....................................... Page 2 d’endommager les matériaux been prov
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Note: These fi replace systems are not diffi cult Vinyl siding is not recommended for use to install. However, in the interest of safety, it is on the front of the fi replace due to the heat WARNING recommended that the installer be a qualifi ed or the unit produces. This can cause the vinyl certifi ed “tradesman” familiar with commonly siding to deteriorate. If insulation is used, the fi replace accepted fi replace installation and safety tech- must not be placed directly against niq
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INDOOR INSTALLATIONS - The minimum OUTDOOR INSTALLATIONS WARNING installed height of the completed fi replace Minimum System Height system for is 15' 0." The maximum height is Security's FTF8 Pipe Failure to use manufacture 60' 0" (see Table 1). Vertical Installation 7' 3" provided parts, variations in OUTDOOR INSTALLATIONS - The minimum One Offsets 15' 0" techniques and construction installed height of the completed fi replace materials or practices other than Two Offsets 25' 0
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When choosing a location, care must be taken Indoor Locations - Carefully consider the to avoid places where fl ooding or running position of the fi replace opening with re- water may be a problem. spect to the location of adjacent or nearby stairwells, bath or kitchen exhaust fans DO NOT place furniture or other items such Damper Damper and/or return air registers for forced air as plants or decorative objects within 60” of Open Closed furnaces/air conditioners that could cause Lintel th
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If you plan to raise the fi replace and hearth ASSEMBLY STEPS extension, build the platform assembly then Outside Air Collar position fi replace and hearth extension on Note: The following steps represent the normal sequence of installation. Each installation is top. Secure the platform to the fl oor to prevent unique, however, and might require a different possible shifting. Right Side sequence. Outside Panel WATERPROOFING THE FIREPLACE on Fireplace 1. Position fi rebox prior to framing or i
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4. Install an Outside Air Kit (with duct and hood) Assemble the Air Gate and Arm as shown. per the instructions provided with kit. Using a screwdriver bend this tab outward, if a. If the outside air kit is NOT installed, you necessary, for the arm to clear the opening must install the Outside Air Cover provided Air Gate Assembly with the instructions kit. b. If an outside air kit IS installed, the Outside Air Kit Gate must be installed (see Page 23 of ordering information). The Outs
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Install as follows: Note: Secure the duct hood to a vertical post Outside Air Kit Installation (provided) Connect the 4" (102 mm) Class 0 air duct with the inlet positioned downward. Ensure that provided, to the collar on the fi replace with the nothing blocks the hood opening. This duct These appliances are equipped with a com- clamps provided in the kit’s hardware package must never terminate higher than 3 feet below bustion air inlet collar so that it is possible to (Figure 16). the fi rep
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FIREPLACE SPECIFICATIONS - MODEL MP-36OD OAK-OD Combustion Product Reference Information Back Wall of Chase/Enclosure Including Finishing Materials, if any. Air Kit Cat. Model Ship. Ship. No. Weight Volume H1933 MP-36OD 175 lb. 17.3 cu. ft. (See Note **) G Framing Dimensions K Header A 41-1/2" 1054 mm A Rough B 37-1/2" 953 mm Framing Face 1 Inside Chase (Unfinished Shown) B 54-1/2" 1384 mm 2 Outside Chase - Indoor Installations C 28-3/4" 730 mm B B 1 2 **Note: When Framing With 6” Studs Header
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INSTALLING THE FIREPLACE Step 1. Slide the fi replace into prepared fram- Framing Ceiling ing or position fi replace in its fi nal position and frame later. Frame the opening for the ceiling as speci- fi ced here. The fi replace may not be recessed into a combustible fl oor. Maintain the fl oor to hearth clearance established by the fi replace lower B front face. Note: Faming Dimensions in Canada & USA are different A because installations in USA require 1" Clearance to pipe. Step 2. Insert the pr
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For Canadian Installations - A Cold Note: Install the hearth extension only as il- lustrated (see Figures 21 & 22). WARNING Climate Kit, FTF8-CCK3-LD, must be installed in all indoor installations. The safety strips should extend from front of Under no circumstances can the the fi replace at least 1 1/2" and should extend fi replace top spacers (see Figure Step 5. Attach the cold climate kit, Model FTF8- to be at least fl ush with the sides. In the event a CCK1-LD, around the chimney c
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3. Cut or frame a hole through the outside Step 3. Position appropriate fi restop spacer wall for the installation of the duct inlet CAUTION at ceiling and nail temporarily with two (2) 8d hood. A 6-1/2" (165 mm) diameter hole is nails. Use fl at fi restop spacer, Model F8FS, if Allow minimum 1"* chimney air required. Feed the loose end of the fl exible chimney penetrates ceiling vertically. If chimney duct through the hole cut for the inlet hood space to insulation and building penetra
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Note: Assemble one component of chimney at CHIMNEY 30° OFFSET THROUGH Step 4. Note: Chimney sections are constructed with a unique locking tab design, which ensures a time (inner section fi rst, then outer section FLOOR OR CEILING an immediate, tight assembly between sections. last) before proceeding with the next complete Plan your chimney requirements carefully before It may be necessary to assemble the chimney section. assembly as chimney is diffi cult to disassemble at 30° when passing t
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Roof Ridge FTF8-S4 Stabilizer Figure 37 120° Note: Do not apply excessive pressure to any Figure 39 subsequent chimney sections following the Figure 41 stabilizer when installing. Ensure each subse- Step 8. The standard Security FTF8 roof fl ash- quent chimney section is securely attached by testing as noted in Step 4. ing assemblies include a storm collar. Slide Step 10. Using a FTF8-CTD or FTF8-CTDT the storm collar over outer chimney, rest on Round Termination: Step 6. Select the prope
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To determine the number of chimney sections and chimney components required, follow Less Than 10' these steps: 2' Min. 1. Determine total vertical height of the fi replace installation. This dimension is the distance from 3' Min the surface the fi replace sets on to the point 10' 3' where smoke exits from the termination. Min 2. Determine the number of chimney compo- nents required, except chimney sections. This would include fi restop spacers, stabilizers, roof fl ashing, etc. 3. The effecti
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The offset and return elbows may be attached FTF8 Vertical Elevation Chart FTF8 Vertical Elevation Chart together, or a section or sections of chimney 11" to 380 1/2" 386 1/2" to 744" may be used between, but do not exceed 20' in total length between elbows. If sections of pipe exceed 10' between elbows, a chimney stabilizer Inches Feet/Inches 12" 18" 36" 48" Inches Feet/Inches 12" 18" 36" 48" must be used at the midpoint (Figure 45). The 386 ¹⁄₂ 32 2 ¹⁄₂ 01 0 8 11 0 11 1 0 0 0 390 ³⁄₄ 32
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A 1 INSTALLING OFFSETS First, review the Offset Elevation Chart and Return Figure 49 for reference. Elbow Joints 20' Max. Step 1. Determine the offset distance where Chimney chimney is to pass through the fi rst Section B 4' ceiling-dimension “A.” To fi nd this 1 Stabilizer point on your ceiling, fi rst determine the center point for a vertical chimney following the instructions for vertical No. 8 x 1/2" SMS 10' Max. 6' installation. Measure height to the ceiling from the Offset Elbow t
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Offset Elevation Chart A B FTF8-ES30 Number of FTF8 Chimney Sections Offset Height Offset/Return FTF8-S4 (Inches) (Inches) Elbow Stabilizer 12" 18" 36" 48" 415 ³⁄₄ 10 0 0 0 0 924 ¹⁄₂ 10 1 0 0 0 Return 12 29 ³⁄₄ 10 0 1 0 0 Elbow 14 ¹⁄₄ 33 ¹⁄₂ 10 2 0 0 0 17 ¹⁄₄ 38 ¹⁄₂ 10 1 1 0 0 Figure 50 20 ¹⁄₄ 43 ³⁄₄ 10 0 2 0 0 21 45 ¹⁄₄ 1 0 00 1 0 Note: The return elbow assembly performs the 22 ¹⁄₄ 47 ¹⁄₂ 1 0 2 1 0 0 same function as a stabilizer. Consider this when 25 ¹⁄₄ 52 ¹⁄₂ 1 0 1 2 0 0 determining the n
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If you’re installing a gas line, connect it before Vent Free Appliances the fi replace is framed and enclosed in the WARNING fi nished wall. The gas knockout is determined This unit has been tested and approved to Unvented Gas Log Sets are not by the indentation located at the bottom and ANSI/IAS/AGA Z21.11.2 for use with unvented approved for use with fi replaces slightly off center in the side refractories. THE gas appliances for INDOOR INSTALLATIONS KNOCKOUT IS ALWAYS REMOVED FR
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In Canada, the minimum height for a combus- tible mantel is 18" (457 mm) above the fi replace ATTENTION WARNING opening. Figure 51 shows typical Canadian installations. Combustible mantels and trim Certaines portes de verre recou- Only non-combustible materials may be installed 12" above the fi replace opening vrent le revêtement noir en métal are allowed on front face (front as per NFPA 211-latest edition and Figure 52. du foyer. SI la façade du foyer a fi replace frame
