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INSTALLATION
INSTRUCTIONS
WOOD BURNING FIREPLACES
MODELS BC36MH & BCD36MH
36" Wood Burning Fireplaces
P/N 700,034M REV. A 03/2006
MODELS
BC36MH BCD36MH
This installation manual will enable you to obtain a safe, effi cient
and dependable 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
circumstances. Any modifi cation or alteration of the fi replace
sys
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1. Before starting your fi replace installation, TABLE OF CONTENTS read these installation instructions carefully WARNING Safety Rules ......................................Page 2 to be sure you understand them completely Tools and Building Supplies ..............Page 2 and in entirety. Failure to follow them could This fi replace has not been tested cause a fi replace malfunction resulting in Precautions ....................................... Page 2 with an unvented gas log set. To
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The minimum installed height of the completed INTRODUCTION fi replace system is 10' 6". The maximum height WARNING General Information is 40' 0". See the Chimney Height section on Page 3 for more information. Failure to use manufacture These fi replaces are conventional heat circulat- ing appliances with standard grates, outside provided parts, variations in The fi replace and chimney system must be combustion air kit and standard decorative techniques and construction enclosed w
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Insulate Joists WARNING Same As Ceiling Do not obstruct the collar open- ings around the base of the chim- ney at the top of the fi replace. Hearth Do not insulate the chimney Draft Stops enclosure cavity with blown or fi ll type insulation materials. Hearth Firestop CTDT ASSEMBLY OUTLINE Termination Figure 4 Before You Start Note: Non- Check your inventory list to be sure you have Combustible Chase all the necessary parts supplied in good us- Flashing WARNING Must Be able cond
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ASSEMBLY STEPS Top Spacer CAUTION Note: The following steps represent the normal sequence of installation. Each installation is The structural integrity of the Maintain 1" (25 mm) unique, however, and might require a different manufactured home fl oor, wall, Air Space sequence. At Back ceiling and roof must be main- And Sides tained. 1. Position fi rebox prior to framing or into prepared framing. 2. Install the chimney system. The fi restop thimble supplied with the unit must 3. Conne
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B Optional Floor Bracket A 1 ¹⁄₂" Metal Safety Strips D Ceiling Framing C Framing Dimensions for Ceiling Figure 8 Roof Framing Framing Dimensions for Ceiling Framing Dimensions for Roof Inches (millimeters) Inches Flue Type A B FTF8 at 1" (USA) Blocking Pitch FTF8, Vertical 14-1/2" 14-1/2" CD* (368 mm) (368 mm) 14-1/2" 14-1/2" 0/12 FTF8 Offset 30° 14-1/2" 25" (368 mm) (635 mm) 6/12 14-1/2" 17" 14-1/2" 12/12 21-1/2" Metal Safety Strips Figure 10 * Perpendicular to roof ridge Figure 9 Figure 11 No
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FIREPLACE SPECIFICATIONS Product Reference Information Cat. Model Ship. Ship. No. Wt. Volume Back Wall of Chase/Enclosure FOAK-6 Outside Including Finising Materials if any H4630 BC36MH 175 lb. 20.7 cu. ft. Air Kit H4631 BCD36MH 180 lb. 20.7 cu. ft. ( (See Note) see notes) G Framing Dimensions Fireplace Opening Width Header A 41-1/4” 1048 mm A Rough B 37-1/2" 953 mm Framing Face Inside Chase (Unfinished Shown) C 28-3/4" 730 mm D 15-3/8" 391 mm B E 70" 1778 mm F 35" 889 mm Back wall of Chase/Enc
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Step 4. Fireplace should be secured to side Reference Figures 10 and 11 and their charts for Room Above framing members using the full length framing dimensions at Ceilings and Roofs. nailing tabs at the top and bottom of the fi replace front face. Use screws, In new construction, to determine chimney center 8d nails or equivalent fasteners (Figure line, use plumb line from roof or ceiling above 13). This manufactured home model is fi replace to center of fl ue collar on fi replace. also provi
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Install the Model FTF8-S4 stabilizer by fi tting Outer pipe section installs in just the opposite way; the lanced end goes down and each new inner section down into respective section of WARNING section goes OVER the outside of the previous proceeding fl ue pipe and locking outer stabilizer Do not allow insulating materials to section into place over the outer chimney pipe. section installed (Figure 20). Position for proper clearance through framed be blown into the space inside the
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Step 7. Secure fl ashing by nailing along the Note: If chimney extends more than 8' above 3. Center outer locking section over outer fl ue perimeter into roof using 8d nails or roof surface, guy wires are also recommended. pipe. Push down until locking tabs are fi rmly equivalent fasteners. If shingled roof, Use three (3) guy wires, attach to locking band engaged. slide upper end and sides of roof fl ash- assembly, extend and secure to roof in a trian- ing under shingles (trim if necessary), gu
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Maximum offset of chimney system is 30°. FTF8 CHIMNEY COMPONENT Room Above Two offsets must not be assembled to form CALCULATIONS a 60° offset. However, two sets of offset and F8FS30 1" Min. Firestop Spacer return elbows may be used on a single fl ue The minimum installed height of the completed Air Space system, provided the total height of the system fi replace system is 10' 6". The maximum height exceeds 25'. is 40' 0" when the chimney is exposed. Return elbow support straps must be secu
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FTF8 VERTICAL ELEVATION CHART Height Of Number Of FTF8 Height Of Height Of Number Of FTF8 Height Of Chimney Only Chimney Components Chimney Only Chimney Only Chimney Components Chimney Only Inches Feet/Inches 12" 18" 24" 36" 48" -S4 Meters Inches Feet/Inches 12" 18" 24" 36" 48" -S4 Meters 10 ¹⁄₄ 010 ¹⁄₄ 1 0 00 0– 0.26 247 ¹⁄₂ 20 7 ¹⁄₂ 01 0 0 5– 6.29 16 ¹⁄₄ 14 ¹⁄₄ 0 1 00 0– 0.41 253 ¹⁄₂ 21 1 ¹⁄₂ 00 1 0 5– 6.44 22 ¹⁄₄ 110 ¹⁄₄ 0 0 10 0– 0.57 257 ³⁄₄ 21 5 ³⁄₄ 11 0 0 5– 6.55 26 ¹⁄₂ 22 ¹⁄₂ 1 1 00 0– 0
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FTF8 OFFSET ELEVATION CHART A B Number of FTF8 A B Offset Height FTF8-S4 Chimney Sections Offset Height A 2 (Inches) (Inches) Stabilizer 12" 18" 24" 36" 48" (meters) (meters) 415 ³⁄₄ – 0 0 0 0 0 0.10 0.40 C 2 9 ¹⁄₈ 24 ⁵⁄₈ – 1 0 0 0 0 0.23 0.63 B 2 12 ¹⁄₈ 29 ³⁄₄ – 0 1 0 0 0 0.31 0.76 14 ¹⁄₄ 33 ¹⁄₂ – 2 0 0 0 0 0.36 0.85 A 1 15 ¹⁄₈ 35 – 0 0 1 0 0 0.38 0.89 17 ¹⁄₄ 38 ⁵⁄₈ – 1 1 0 0 0 0.44 0.98 20 ¹⁄₄ 43 ⁷⁄₈ – 0 2 0 0 0 0.51 1.11 B 1 21 ¹⁄₈ 45 ³⁄₈ – 0 0 0 1 0 0.54 1.15 C 1 22 ³⁄₈ 47 ¹⁄₂ – 2 1 0 0 0 0.
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Offset Elbow Assembly IMPORTANT Offset elbows install the same as chimney sections. First, snap the inner section INTO the The fi replace must be wired to preceding inner section of fl ue. Check connec- the house electrical system at the tion by pulling up slightly to ensure a tight fi t. time of installation in order for Next, the outer sections snap lock OVER the the fans to operate, (See Figures preceding outer section of chimney. Again, check outer section by pulling up slightl
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Always check local building codes. Instal- Combustion Air lation of the BFK36 Blower Kit must comply CAUTION Actuator with local regulations as well as the National When using the decorative gas Electric Code. appliance, the fi replace damper Combustion Air Kits must be set in the fully open position. These appliances are equipped with an outside “Pop” Actuator to (make-up) air door and integral actuator arm and the Left Before an outside air kit with a collar, duct and hood
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Note: A 1" air space must be preserved for all Hearth Extensions and Wall Shields FIREPLACE FINISHES combustible materials extending for any con- tinuous length adjacent to the chimney. A hearth extension must be installed with all Mantels and Trim fi replaces. Its purpose is twofold. It protects a It is especially important to insulate between combustible fl oor in front of the fi replace from It is sometimes best to frame your fi replace after the studs of an outside chase cavity and under bot
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Wall Shield Required Where Less Than 12". Adjacent Wall Is Never Allowed Closer Than 7". Hearth Extension Dimensions 24" A 16" B 30" Protected Side Wall C8" 30" D 46" C B C C Note: To convert inches to millimeters divide by .03937. A B D D C A Figure 42 Methods of Determining Hearth Extension and Wall Shield Listed Material Equivalents - To determine the thickness required for the alternate k (per inch) r (per inch) Listed Min.Thickness material when either the "k" value or "r" value is kno
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Calculating Minimum Thickness if WARNING Multiple Materials are Used Combustible When installing hearth extension Materials At times it is important to know what Allowed In Fireplace in front of a non-circulating fi re- combination of materials are acceptable for use Shaded Area “Safe Zone” as fl oor protection. The “R values” are used to place model, the fi replace must be 1" determine acceptable combinations of materials 7" raised if height of hearth extension because “R values” ar
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INSTALLATION COMPONENTS Storm Collar 63L59 FSC Storm Collar (12 pack) 94L77 FSC-B-12 Firestop Spacer (Flat) (Single Pack) 63L29 F8FS 63L10 FTF8-12 Firestop Spacer (Flat) (12 Pack) 94L76 F8FS-12 63L13 FTF8-18 H0522 FTF8-24 63L14 FTF8-36 Chimney Section 63L15 FTF8-48 19M55 F8F6MH Stabilizer 63L25 FTF8-S4 19M56 F8F12MH 63L38 (0-6/12) F8F6 Flashing 63L39 (6/12-12/12) F8F12 Adjustable Chimney Pipe Kits HO559 FM8-PK10 Ref. Form #750,080M Locking Band 63L60 FLB Adjustable Firestop/Thi
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The manufacturer reserves the right to make changes at any time, without notice, in design, materials, specifi cations, prices and also to discontinue colors, styles and products. Consult your local distributor for fi replace code information. LHP Printed in U.S.A. © 2006 by LHP 1110 West Taft Avenue Orange, CA 92865 P/N 700,034M REV. A 03/2006 NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE. 20
