Superior BC36MH Indoor Fireplace User Manual
Contents
1. Introduction Clearances Height Requirements Page Chimney System Assembly Outline Location of Fireplace Assembly Steps Preinstallation Notes Clearances Installing the Fireplace Fireplace Specifications Framing Specifications Installing the Chimney System Page 8 Ten Foot Rule Summary Page 10 Special Offset Instructions Page 11 30 Offset through Floor Ceiling Page 11 Chimney Component Calculations Page 11 Offset Calculations Vertical Elevation Chart 2 Offset Elevation Installing Offsets Optional Equipment Considerations Page 14 T J 4 BW CO CO n2 PO Combustion Air Kits Gas Line Connection Cold Climate Insulation Glass Doors Fireplace Finishes Mantels and Trim Hearth Extensions Wall Shields Page 16 Finish Requirements Page 18 Installation Components Page 18 PACKAGING The assembled wood fireplace is packaged with2. AJ i NOTE DIAGRAMS amp ILLUSTRATIONS ARE SCALE 13 14 Underside Of Chimney Figure 33 FTF8 30 Offset Elbow Part of Offset Return Package Model FTF8 ES30 Figure 34 INSTALLING OFFSETS First review the Offset Elevation Chart and Figure 34 for reference Step 1 Determine the offset distance where chimney is to pass through the first ceiling dimension A To find this point on your ceiling first determine the center point for a vertical chimney following the instructions for vertical installation Measure height to the ceiling from the top of fireplace dimension B Use the appropriate Offset Elevation Chart to find dimension A Mark point where you will drive your nail to show the center point for your offset ceiling cut Step 2 Proceed by using the Straight Up In stallation Instructions for cutting and framing ceiling and roof openings Note See Framing and Dimension Chart for the sizes of the ceiling and roof openings The size of the roof opening varies with the degree of pitch of the roof Offset Elbow Assembly Offset elbows install the same as chimney sections First snap the inner section INTO the preceding inner section of flue Check connec tion by pulling up slightly to ensure a tight fit Next the outer sections snap lock OVER the preceding outer section of chimney Again check outer section by pulling up slightly to ensu
3. 7 NEVER use gasoline gasoline type lantern fuel kerosene charcoal lighter fluid or similar liquids to start or freshen up a fire inthis fireplace Keep any flammable liquids a Safe distance from the fireplace 8 NEVER leave children unattended when there is a fire burning in the fireplace 9 Always keep flue damper open when heat is present in the fireplace 10 Before servicing allow the fireplace to cool Always shut off any electricity or gas to the fireplace while working onit This will prevent any possible electrical shock or burns 11 This fireplace is not intended to heat an entire home or be used as a primary heat source It is designed to provide aesthetics and limited heat to the room 12 Always ensure an that adequate supply of replacement combustion air from the outside of the house is accessible to the fire to support normal combustion Fireplaces consume large volumes of air during the normal combustion process e n the event the home is tightly sealed with modern energy efficient features the com bustion air kit provided may not provide all the air required to support combustion e The manufacturer is not responsible for any smoking or related problems that may result from the lack of adequate combustion air It is the responsibility of the builder contractor to ensure that adequate combustion air has been provided for the fireplace 13 Always ensure thatthe air inletto the fireplace is free from d
4. Hearth Extension Dimensions Methods of Determining Hearth Extension and Wall Shield Equivalents To determine the thickness required for the alternate material when either the value or r value is known use either the k formula or r formula Example If Micore 160 is to be used for the hearth extension fireplace how thick must this material be k value per inch of alternate material ry r value per inch of alternate material Ty minimum thickness required for alternate material T standard thickness of the alternate material k k value per inch of listed material r value per inch of listed material T minimum thickness of listed material Note asterix indicates it is a value taken from Table 5 Using the k formula Minimum k value per Inch of Specified min thickness of alternate material x thickness alternate k value per inch of listed material of listed material k material inches ku X T 84 inches 35 X 1 84 416 inches 416 X 1 Answer The minimum required thickness of the Micore 160 is 417 there fore round up to nearest standard thickness available which is 1 2 Using the r formula Minimum r value per Inch Specified min thickness of of listed material X thickness alternate r alue per inch of listed material of alternate material material inches f 0 X inches
5. 0 1 1 4 4 96 441 1 1 1 1 0 4 5 11 445 34 1 1 0 0 9 1 4 5 26 451 34 1 9 1 1 1 o0o l0 4 5 37 457 94 0 1 1 0 9 1 1 4 5 52 463 34 1 9 1 0 11110 4 5 68 465 10 1 1 1011 4 5 83 469 34 0 1101149 1 1 5 5 87 475 34 1 10 1 0 0 1 4 5 98 481 34 0 1 10 1 1 0 o 0 5 6 13 486 1 1 1 9 1 Table 3 NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE FTF8 OFFSET ELEVATION CHART A B Number of Offset Height FTF8 S4 Chimney Sections Inches Inches Stabilizer A Offset B Height meters Figure 31 Chimney Section Figure 32 O ODO COO DCO CDW OID DO OJON NIJO O O OJN O o or o o o O Oj O Oj O Ol N KH NH HO NM O O OJO O O00 OJO O OJO O OJO O OJOO N j oOo NO Oo amp O NIO OIN NO OJN NO OJN O O OJO Aa WIP 4 MDM CO N HIM NO O KH O T
6. 1 Oneenvelope containing the literature pack age which consists of the homeowner s manual installation instructions and war ranty located in the firebox 2 One Combustion Air Kit IMPORTANT PLEASE READ AND UNDERSTAND THESE RULES TO FOLLOW FOR SAFETY SAFETY RULES A WARNING To avoid the risk of damaging fireplace materials and increas ing the risk of fire do not use the fireplace to cook or warm food 1 Before starting your fireplace installation read these installation instructions carefully to be sure you understand them completely and in entirety Failure to follow them could cause a fireplace malfunction resulting in serious injury and or property damage 2 Always check your local building codes The installation must comply with all lo cal regional state and national codes and regulations 3 These fireplaces must be installed with Security Chimneys FTF8 8 inside diameter Chimney System only These systems are intended for use in any application where a traditional masonry type fireplace would apply The chimney system must always vent to the outside of the building 4 To ensure a Safe fireplace system and to prevent the build up of soot and creosote inspect and clean the fireplace and chimney prior to use and periodically during the heat ing season 5 Burn approved fuels only as defined in the Homeowner s Care and Operation Manual 6 DO NOT use charcoal or coal under any circumstances
7. the left the damper is closed Damper Damper Closed Open Lintel Combustion Air Actuator Figure 3 LOCATION OF FIREPLACE Carefully select the proper location for heat circulation aesthetics chimney obstructions and clearance to side wall s With proper pre planning a slight adjustment of a few inches can save considerable time and expense later during construction and assembly NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE Hearn Ap A WARNING This fireplace and chimney system is not approved for use in a bedroom or any room used for sleeping Figure 4 Carefully consider the position of the fireplace opening with respect to the location of adjacent or nearby stairwells bath or kitchen exhaust fans and or returnair registersforforced airfurnaces air conditioners that could cause a smoking fireplace condition if the house is tightly insulated When locating the fireplace consideration must be given to combustibles and final finishing See Figure 5 and confine the final location of com bustible finish materials to the Safe Zone DO NOT permanently place furniture or other items such as decorative pillows within 60 of the fireplace front face Black Portion Of Frame Not To Be Covered With Combustible Materials Wall Covering Opening Safe 12 Zone Figure 5 ASSEMBLY STEPS Note The following steps represent the norma
8. 1 19 x 1 2 86 417 inches 46 X 1 Answer The minimum required thickness ofthe Micore 160 is 417 there fore round up to nearest standard thickness available which is 1 2 Figure 42 Listed Material r per inch Listed Min Thickness Listed Material 8 1 19 1 K un T Approved Alternate Materials for Floor Hearth Protection AlternativeMaterials Thermal Values MinimumThickness rounded to nearest 1 8 inch per inch Min Thickness 56 1 2 per inch Kaowool M Board Micore 160 U S Gypsum Micore 300 U S Gypsum gt Durock Cement Board U S Gypsum Hardibacker Hardibacker 500 3 8 Cultered Stone Hearth stone 10 71 10 3 4 m omm am se ws om m T eem f the hearth extension material s that is intended to be used is NOT listed on Table 5 the material can still be used if the material s is noncombustible However the manufacturer of the material must provide either the listed k value per inch or r value per inch with listed thickness so that the minimum thickness required for the hearth can be calculated per instructions on this Page and or as specified in the NFI Certification Manuals Wonderboard Super Firetemp M Johns Manville Super Firetemp L Johns Manville 3 A Note Also see NFI National Fireplace Institute Certification Manuals
9. 24 63L14 FTF8 36 Chimney Section 63L15 FTF8 48 _ 19 55 F8F6MH Stabilizer 63L25 19M56 F8F12MH 63L38 0 6 12 F8F6 Flashing 63L39 6 12 12 12 F8F12 Adjustable Chimney Pipe Kits H0559 FM8 PK10 Ref Form 750 080M Locking Band 63L60 Adjustable Firestop Thimble H0325 FM8 AT1 Offset Return Package 30 Degree Offset Return Elbow 8 30 63122 15 Degree Offset Return Elbow FTF8 OR15 63128 Contemporary Termination A Round 63L42 Thimble Extension 26 91L46 F8 TE26 Contemporary Termination Round Black H2238 Ss 6 Duct Air Inlet Hood FOAK 6W optional gt Firestop Spacer 30 63L30 F8FS30 Floor Inlet Assembly FOAK 6 standard Outside Air Kit optional 19M17 FOAK 6W Outside Air Kit standard 90183 FOAK 6 NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE FSC FSC B 12 FTF8 S4 FLB FTF8 CTD FTF8 CTDP 19 The manufacturer reserves the right to make changes at any time without notice in design materials specifications prices and also to discontinue colors styles and products Consult your local distributor for fireplace code information LHP Printed in U S A 2006 by LHP 1110 West Taft Avenue P N 700 034M REV A 03 2006 Orange CA 92865
10. in abnormally adverse or corrosive environments such as near lakes oceans or in areas with consistently high humidity conditions Consult the paint manu facturers instructions for proper preparation and application TEN RULE SUMMARY The minimum chimney height above the roof and or to adjacent walls and buildings is speci fied by all major building codes If the horizontal distance from the peak of the roofislessthen 10 the top ofthe chimney must be at least 2 above the peak of the roof If the horizontal distance from the chimney edge to the peak of the roof is more than 10 a chimney height reference point is established on the roof surface 10 horizontally from the chimney edge The top of the chimney must be at least 2 above this reference point In all cases the chimney cannot be less then 3 above the roof at the edge of the chimney The 2 in 10 rule is necessary in the interest of safety but does not ensure smoke free op eration Trees buildings adjoining roof lines adverse wind conditions etc may require a taller chimney should the fireplace not draft properly Figure 28 2 610mm Min FTF8 CHIMNEY COMPONENT CALCULATIONS The minimum installed height of the completed fireplace system is 10 6 The maximum height is 40 0 when the chimney is exposed To determine the number of chimney sections and chimney components required follow these steps Determine total vertical h
11. of the manufactured home not necessarily above the roof line As with all chimney installations avoid overhead obstructions such as trees power lines etc The chimney fireplace enclosure should be constructed and insulated just like any outside wall In a cold climate we recommend the base of the chimney fireplace enclosure should also be insulated between the solid continuous floor beneath the fireplace and the chase bottom Insulation in a cold climate installation is not required for safety Note Local codes may not require firestopping at the ceiling levels for outside chimney enclo sure installations However itis recommended for safety and the reduction of heat loss A WARNING Do not obstruct the collar open ings around the base ofthe chim ney at the top of the fireplace Do not insulate the chimney enclosure cavity with blown or fill type insulation materials ASSEMBLY OUTLINE Before You Start Check your inventory list to be sure you have all the necessary parts supplied in good us able condition Check also for any concealed damage Check the operation of the damper The damper is controlled through the use of a control lever located within the firebox opening at the top center in front of the firebox lintel Figure 3 The control lever snaps into place at either extreme of its range of motion When locked in position all the way to the right the damper is open When locked in position all the way to
12. previously has been installed above the roof opening in Step 4 Slide flashing all the way down until the flashing base rests flat on the roof Figure 23 Again check the vertical position of the chimney and the minimum air space to combustibles FTF8 Chimney FTF8 Flashing Figure 23 10 Step 7 Secure flashing by nailing along the perimeter into roof using 8d nails or equivalent fasteners If shingled roof slide upper end and sides of roof flash ing under shingles trim if necessary seal the top and both sides of the flashing to the roof with roof caulking Coverfastener heads with roof caulking Figure 24 Step 8 The standard Security Chimneys FTF8 roof flashing assemblies include a storm collar Slide the storm collar over outer chimney rest on flashing spacers and align with top surface of flashing Insert tab in slot pull tight and bend tab back over slot Seal storm collar to outer chimney with roof caulking or mastic around entire circumference of pipe Also add extra roof caulking to the tab slot areato seal completely against water penetration Figure 25 Check all joints very carefully to ensure no water intrusion can take place Locking Band Mastic Or Roof Caulking Figure 25 Step 9 FTF locking bands Model FLB may be required if the chimney extends too high above the roof flashing As a general rule if the chimney extends more than 6 above the roof flashing the use of locking ba
13. showing other exceptable caluculation methods and acceptable alternate materials which can be used 17 18 Calculating Minimum Thickness if Multiple Materials are Used At times it is important to know what combination of materials are acceptable for use as floor protection The values are used to determine acceptable combinations of materials because R values are additive where r and k values are not value 1 k r x thickness of material used Example Given that the required R value for a suitable floor protector used must be equal to or greater than 2r XT 1 19 x 1 1 19 If it is desired to elevate a marble hearth extension to a level of 5 or more above the floor surface What combination of noncombustible materials can be used to accomplish this If common brick is used so that the 3 1 2 dimension is the height R for the common brick becomes brick R ty XT 0 20 x3 1 2 70 Using 1 2 of mortar to set the brick R for the mortar is calculated as follows mortar R a Ta XT 0 20 x 1 2 10 Next a 3 4 marble slab set in 1 2 mortar cov ers the brick R for the marble and mortar becomes marble R ly XT 0 05 x 3 4 038 mortar Ta X T 0 20 x 1 2 0 The sum of all values is 70 10 038 10 938 This would NOT be an acceptable combination of material for the hear
14. system Non Combustible Class 0 Or Class 1 6 Inch Air Inlet Duct Clamp Securely At Top And Bottom Air Inlet Assembly Attach To Floor Figure 38 Vented Crawl Space After completing the installation of the com bustion air vent system the actuator arm must be put in service and tested to ensure proper operation before completing any enclosure around the firebox Failure to do so may result in extensive and costly rework Locate the actuator arm along the right side of the appliance firebox opening and refer to Figure 39 To operate push the end of the actuator to the left as shown in Figure 39 until it pops free of its locked position Pull the actuator forward to open the combustion air door and push it back to close To lock the combustion air door closed ensure the actuator is pushed all the way back then push the end of the actuators to the right until the step in the actuator moves behind the appliance front face within the slotted opening Operate the actuator through several cycles including the lock position Ensuring proper operation and freedom of movement Return the actuator arm to the locked position Combustion Air Pop Actuator to the Left Before Initial Use Pull Forward to Open Push Back to Close Figure 39 Gas Line Connection Install a 1 2 gas supply line through fireplace wallforconnectionto a decorative gas appliance inside the firebox Outside the gas supply line c
15. 5 1 o 0 57 257 94 1 140 0 5 2 1 1 0 0 0 67 263 1 5 2 1 0 83 269 94 0 1 1 075 2 0 0 87 275 94 1 5 3 0 1 1 0 0 98 277 V 6 3 1 0 0 1 0 1 13 281 0 1 0 1 5 3 1 117 287 1 0 oj o 6 4 0 1 0 1 28 293 0 1 0 0 6 4 1 1 1 44 299 34 1 1 6 5 0 1 0 0 1 1 59 304 1 1 o o 6 5 1 1 1 1 74 310 1 10 6 6 1 1 0 0 1 1 85 316 0 1 1 0 6 6 1 140 1 2 00 322 1 0 1 6 7 0 1 1 0 1 2 15 323 34 1 7 7 1 1 1 2 31 328 0 1 ol 6 7 0 0 o0 o 2 2 35 334 1 0 0 0 7 8 0 0 1 1 2 46 340 0 1 0 0 7 8 1 2 2 61 346 7 9 0 1 0 0 2 2 76 350 1 4 1 1 ofof7 9 2 91 356 1 o 13 0 7 9 1 1 o o 2 3 02 365 0 1 1 0 7 1 1 0 1 0 2 3 18 371 1 1 7 1 0 1 170 2 3 33 373 8 1 1 0 1 2 3 48 377 0 1 0 1 7 1 3 52 383 1 1 0 1 0 1 2 3 63 389 0 110 8 1 1 1 3 78 395 1 4 1 8 1 0 1 3 94 399 1 1 0 1 1 4 09 405 1 1 8 1 1 110 3 4 20 411 0 1 8 1 1 4 35 417 1 olo 1 e8 1 0 1 1 0 3 4 50 419 1 1 1 1 3 4 65 423 V 0 1 0 1 8 1 4 4 70 429 1 o 0 9 1 0 1 of 1 3 4 81 435
16. 5 SUPERIOR RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE NATIONAL We recommend that our woodburning INSTITUTE hearth products be installed and serviced NFI by professionals who are certified in the U S by the National Fireplace Institute NFI as NFI Woodburning Specialists or who are certified in Canada by Wood Energy Technical Training CERTIFIED Energy Technical www nficertified org Training WETT INSTALLATION INSTRUCTIONS WOOD BURNING FIREPLACES MODELS BC36MH amp 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 efficient and dependable installation of your fireplace system Please read and understand these instructions before beginning your installation Do not alter or modify the fireplace or its components under any circumstances Any modification or alteration of the fireplace system including but not limited to the fireplace chimney components and accessories may void the warranty listings and approvals of this system and could result in an unsafe and potentially dangerous installation IMPORTANT TO ASSURE PROPER ALIGNMENT OF GLASS DOORS INSTALL THIS FIREPLACE IN A SQUARE AND PLUMB CONDITION USING SHIMS AS NECESSARY AT SIDES AND OR BOTTOM WH Report No J99025865A TABLE OF CONTENTS Safety Tools and Building Supplies
17. 8 524 mm from a framed wall must always be measured from a finished surface If a wall covering such as drywall is to be attached to the rear wall then the 20 5 8 524 mm must be measured from the drywall surface It is important that this dimension be exact If the appliance is to be elevated above floor level a solid continuous platform must be constructed The header may rest on the top metal spacers but must not be notched to fit around them Consult all local codes NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE Roof Framing Framing Dimensions for Roof Inches 0 12 14 1 2 6 12 14 1 2 12 12 14 1 2 Perpendicular to roof ridge FTF8 at 1 USA 21 1 2 Figure 11 FIREPLACE SPECIFICATIONS Product Reference Information Ship Volume 510 20 7 cu ft BCD36MH 1801 20 7 cu ft Framing Dimensions Fireplace Opening Width 1048 mm 15 3 8 1778 mm Lr po omm mue um L pese m 730 mm Due to Lennox ongoing commitment to quality all specifications ratings and dimensions are subject to change without notice 36 All framing dimensions calculated for 1 2 dry wall at the fireplace face If sheathing the chase or finishing with other thickness materials calculations will need to be made See Page 6 for Ceiling and Roof Framing Dimensions Diagrams amp Illustrations Not to Scale WERTE us nock net WH Report No J99025
18. 865A E Back Wall of Chase Enclosure FOAK 6 Outside Including Finising Materials if any Air Kit pugs Framing Face Inside Chase Unfinished Shown Back wall of Chase Enclosure Including Finising Materials if any Rough Framing Face Unfinished Shown C Appliance Top Spacer 12 1 2 318 mm e 40 1016 mm 42 1067 mm Top View lt gt Fireplace Framing Back Wall of Chase Enclosure Including Finising Materials if any Rough Framing Face Unfinished Shown Corner Installation Gas Line Access 708 37 940 37 20 1 4 514 Figure 12 Left Side 40 1016 1067 Front NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE Combustion Air Inlet 9 7 8 251 mm Gas Line Access A 9 1 16 230 mm 9 3 16 233 mm 12 7 8 327 mm y Junction Box Right Side Step 4 Fireplace should be secured to side framing members using the full length nailing tabs at the top and bottom of the fireplace front face Use screws 8d nails or
19. d wall surrounds to prevent air intrusion Use noncombustible caulking material only to seal the black metal facing to the surround material on the finished wall Combustible materials may project beyond the sides of the fireplace opening as long as they are kept within the shaded areas illustrated in Figure 44 NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE Combustible Materials Allowed In Shaded Area Safe Zone Firepla Min Distance To Protected Side Wall Min Distance To 12 Unprotected Side Wall Figure 44 ACCESSORY PARTS AND COMPONENTS LIST FOR MODELS BCD36MH AND BC36MH Theaccessory parts and components shown on Pages 18 and 19 to be used only with your BCD36MH or BC36MH fireplace system If youencounterany problems or have questions concerning the installation or application of this system please contact your distributor For the name of your nearest distributor call LHP 1110 West Taft Avenue Orange CA 92865 INSTALLATION COMPONENTS The following items are available for use in the installation of this appliance Blower Kitis installed as a standard component on model BCD36MH optional kit for model BC36MH 36L32 Forced Air Blower Kit BFK36 INSTALLATION COMPONENTS Ek 4 Storm Collar 63L59 Storm Collar 12 pack 94177 63L10 FTF8 12 Firestop Spacer Flat Single Pack 63L29 F8FS 63L13 FTF8 18 Firestop Spacer Flat 12 Pack 94176 F8FS 12 H0522 FTF8
20. e the airspace around the chimney with the firestop thimble before completing the installation Maintain 1 clearance between chimney and thimble A WARNING Ifinsulationis used the fireplace must not be placed directly against it Insulation or vapor barriers if used must first be covered with gypsum board plywood particle board or other material to assure insulation and vapor barriers remain in place When complete these fireplace systems con sists of four basic sub systems 1 The Fireplace 2 The Chimney and Termination 3 Glass Doors 4 Combustion Air Kit CLEARANCES AND HEIGHT REQUIREMENTS The fireplace may be placed on or near normal construction materials The combustion air kit firestop spacer and roof flashing not chase flashings may be placed directly on or against normal construction materials The chimney and fireplace outer wrapper require a minimum 1 air space to insulation and building materi als A combustible mantel may be installed 12 above the opening of the fireplace as per NFPA 211 latest edition NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE The minimum installed height of the completed fireplace system is 10 6 The maximum height is 40 0 See the Chimney Height section on Page for more information The fireplace and chimney system must be enclosed when installed in or passing through aliving area where combustibles or people may come in contact with it Thi
21. e vertical position Figure 21 Security s chimney sections do not need to be screwed together Additional reinforcement is not necessary exceptin certain offset conditions refer to Page 13 Figure 35 Step 5 Theheightofvertical chimney pipe sup ported only by the fireplace must not exceed 30 Chimney heights above 30 must be supported by a Model FTF8 S4 stabilizer installed at 30 intervals Note The Model FTF8 S4 adds 3 net effective height to the total chimney system NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE Install the Model FTF8 S4 stabilizer by fitting inner section down into respective section of proceeding flue pipe and locking outer stabilizer section into place over the outer chimney pipe Position for proper clearance through framed Opening and nail straps securely under tension in shear into place on framing Use 8d nails Attach successive lengths of chimney pipe directly to stabilizer using same techniques as described in Step 4 Figure 22 FTF8 S4 Stabilizer Figure 22 Note Do not apply excessive pressure to any subsequent chimney sections following the stabilizer when installing Ensure each subse quent chimney section is securely attached by testing as noted in Step 4 Step 6 Select the proper Security Chimneys roof flashing based on pitch of roof Use chart below for selection raona mA wrwmm Next slide roof flashing over extended chimney sectionthat
22. e wired to the house electrical system atthe time of installation in order for the fans to operate See Figures 36 and 37 POWER TO THE FIREPLACE The Optional Blower Kit Operates on 115 volt 60 Hz 150 watts AC HOUSE WIRING GROUND WIRE COVER PLATE House Wiring Must Be Secured Replace Cover Plate With The Appropriate Electrical After Electrical Connector To The Fireplace Hook Up Convenience Outlet Wiring Figure 36 BLOWER THREE PRONGED PLUG TO Pa GROUNDED OUTLET Figure 37 Note The utilization of fans will increase the air flow around the firebox However only a minimal increase in heat output should be anticipated A IMPORTANT This fireplace is not intended to be used as a substitute for a furnace to heat an entire home Use for supplementary heating only The BFK36 Blower Kit is design certified by War nock Hersey for use with these appliances Always check local building codes Instal lation of the BFK36 Blower Kit must comply with local regulations as well as the National Electric Code Combustion Air Kits These appliances are equipped with an outside make up air door and integral actuator arm and an outside air kit with a collar duct and hood 90L83 The appliance must be installed with an outside air vent system Figure 38 These kits come complete with detailed installation instructions and all components necessary in completing a combustion air vent
23. ebris and any other obstructions that can block the entrance of air 14 D0 NOT use a fireplace insert or any other product not specified by the manufacturer of this Superior appliance for use with this fireplace All gas log sets must be operated with the damper clamped open A WARNING This fireplace has not been tested with an unvented gas log set To reduce risk of fire or injury do not install an unvented gas log set into this fireplace 15 Smoke free operation is not warranteed nor are we responsible for inadequate sys tem draft caused by mechanical systems general construction conditions inadequate chimney heights adverse wind conditions and or unusual environmental factors or conditions beyond our control 16 Never under any circumstances install a fireplace chimney component or any acces sories that has visible or suspected physical damage as a result of handling or transporta tion These items should be inspected by your distributor or qualified factory representative to ensure safe condition When in doubt consult your distributor 17 For additional safety considerations and complete operating instructions refer to the Care and Operation Manual provided with the fireplace TOOLS AND BUILDING SUPPLIES NORMALLY REQUIRED me Phillips screwdriver Framing materials Hammer Wall finishing materials Caulking materials Saw and or sabersaw Level noncombustible Measuring tape Fireplace
24. ecurity Chimneys FTF8 chimney system is a two piece chimney which snap together from the fireplace up Start with the inner flue section with the lanced end up snap lock it in to the matching collar on top of the fireplace At all subsequent joints the upper flue section fits into the preceding flue section Each piece snaps together by means of locking tabs 9 locking tabs per joint Check each piece by pulling up slightly from the top to ensure proper engagement before installing the next section If the flue has been installed correctly it will not separate when you test it Also the inner flue joint where each section is joined should be tight and flat without gaps Figure 19 Figure 19 Outer pipe section installs in just the opposite way the lanced end goes down and each new section goes OVER the outside of the previous section installed Figure 20 Locking Tabs Lances Figure 20 Note Assemble one component of chimney at a time inner section first then outer section last before proceeding with the next complete section Continue to assemble the chimney up through framed opening Assemble just enough to penetrate the roof flashing openings Figure 21 Maintain 1 minimum air space to insula tion and building materials and always check each chimney joint inner and outer to ensure proper engagement Check vertical alignment of chimney so that it projects from the roof in tru
25. eight ofthe fireplace installation This dimension is the distance from the surface the fireplace sets on to the point where smoke exits from the termina tion n3 Determine the number of chimney compo nents required except chimney sections This would include thimbles extensions roof flashing etc 3 The effective heights of the components are The Fireplace 37 FTF8 12 10 1 4 FTF8 18 16 1 4 FTF8 24 22 1 4 FTF8 36 94 14 FTF8 48 46 1 4 FTF8 CTD Termination 6 gt Determine amoun of chimney height required by subtracting total combined height of all pre selected components fireplace and chimney components from total desired height Reference Vertical Elevation Chart and deter mine the number of chimney sections quantity and length required SPECIAL OFFSET INSTRUCTIONS Chimney 30 Offset through Floor or Ceiling It may be necessary to assemble the chimney at 30 when passing through the floor or ceiling area Use the F8FS30 2 firestop spacer as shown in Figure 29 Support the chimney at floor or ceiling penetration with FTF8 stabilizer if dis tance of chimney below ceiling is 10 or more Maintain 1 minimum air space to combustibles from chimney sections The chimney must pass vertically through the attic space Room Above F8FS30 Firestop Spacer 1 Min Air Space 30 Firestop And Room Above Figure 29 To clear any overhead obstructions you
26. equivalent fasteners Figure 13 This manufactured home modelis also provided with floor brackets used to secure the fireplace to the floor to prevent shifting in transit Note The use of floor brackets are optional They are included unbent inside the Com bustion Air Kit package located inside the firebox Refer to Figure 8 for suggested bracket placement Screw 8d Nail Or Equivalent Fastener Figure 13 Note The nailing tabs and the area directly behind the nailing tabs are exempt from the clearances described on Page 5 Maintain at least 1 2 clearance from the firebox wrapper to the framing at the closest point of contact directly adjacent to the flange INSTALLING THE CHIMNEY SYSTEM Step 1 Before continuing check the operation of the damper as described on Page 4 refer to Figure 2 Step 2 Using standard construction fram ing techniques construct opening for chimney route up through the ceiling s and roof or through an outside chase Framing must maintain adequate minimum air space clearance at all times A CAUTION Allow minimum 1 chimney air space to framing members throughout chimney installation Aminimum 1 air space must be maintained from all insulation and building materials extend ing for any continuous length surrounding the chimney Reference Figures 10 and 11 and their charts for framing dimensions at Ceilings and Roofs Innewconstruction to determine chimney cen
27. etely through the ceiling or roof cavity to the outermost plane of the roof Note Thimble extensions F8 TE26 are available from your dealer for constructions in which the distance between the outside of the roof and the inside of the ceiling exceeds 13 The thimbles and their extensions provide for zero Clearances to combustibles and must be used at the ceiling roof in manufactured homes Figures 17 and 18 Outer Pipe Of Chimney Thimble FM8 AT1 Pitched Roof Outer Pipe Of Note Trim Thimble Chimney Extension To Desired Length And Pitch At The Rood Line rT 14 Min Y Thimble Extension F8 TE26 Pitched Roof Outer Pipe Of Chimney Thimble FM8 AT1 Figure 17 A WARNING Donotallow insulating materialsto be blown into the space inside the thimble and the chimney Todo 50 could result in a fire hazard Outer Pipe Of Chimney Thimble Cathedral Ceiling Use Adjustable Thimble 8 For All Ceiling Piches From Flat To 3 12 Pitch Figure 18 Step 4 Note Chimney sections are con structed with a unique locking tab design which ensures an immediate tight assembly between sections Plan your chimney requirements carefully before assembly as chimney is difficult to disassemble after installation If disassembled the tabs might become damaged Be certain tabs are properly formed to ensure locking tabs engage properly The S
28. fset However two sets of offset and return elbows may be used on a single flue system provided the total height of the system exceeds 25 Return elbow support straps must be securely attached under tension in shear to structural framing members above Do not substitute a FTF8 30 offset elbow in place of a FTF8 E30 return elbow OFFSET CALCULATIONS Step 1 Use Offset Chart to determine amount of horizontal offset A and height B for various chimney section assemblies Step 2 Use Height of Chimney Only column in The Vertical Elevation Chart to determine combinations of chimney used above return elbow to achieve desired heights Reference Components Effective Height Chart in vertical elevation chart section Step 3 Use Elevation Chartas job estimator only Add necessary firestop spacers and stabilizers as required Firestop spacers must be used as shown in Figure 29 and stabilizers as shown in Figure 22 Return Elbow Figure 30 11 12 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 18 24 36 48 54 0 1 0 26 247 Vp 20 7 0 11o0lo0 5 1 0 0 41 253 1 11
29. l Also the outside air inlet duct should be wrapped with noncombustible insulation to minimize the formation of condensation Do not place insulation materials directly against the chim ney sections Note 1 25 mm air space must be preserved for all materials extending for any continuous length adjacent to the chimney 15 16 Note A 1 air space must be preserved for all combustible materials extending for any con tinuous length adjacent to the chimney It is especially important to insulate between the studs of an outside chase cavity and under the floor if the floor is above ground level Do not place insulation directly againstthe fireplace or chimney system Glass Doors Glass doors have been installed on these fireplaces as standard equipment Shipping and transit may have moved them out of alignment The doors are properly adjusted when the top door trim is in a straight level line and the gap between the doors is even at the top and bottom If adjustments are required grasp the door handle and loosen the lower door pivot pin using a 3 8 open end wrench Slide the door panel on the hinge pin until the gap between the upper door trim and upper frame is even Retighten the lower door pivot pin Repeat this procedure for the opposite door if needed Figure 40 Spring Clip Upper Door Guide Track Pivot Pin Ya Figure 40 Note Upper door pivot pins can also be loosened for adjustment purpo
30. l sequence of installation Each installation is unique however and might require a different sequence 1 Position firebox prior to framing or into prepared framing Install the chimney system Connect house wiring to the fireplace for blower blower is optional for model BC36MH Install the outside combustion air kit Plumb gas line if a decorative gas appliance will be used Gas connections should only be performed by an experienced licensed certified tradesman Complete the installation finish wall mate rial surround and hearth extension to your individual taste cm a Study the three dimensional illustration Figure 7 to get a general idea of each element of your fireplace system PRE INSTALLATION NOTES The fireplace may be installed directly on a combustible floor or raised on a platform of an appropriate height Do not place fireplace on carpeting vinyl or other soft floor coverings It may however be placed on flat wood plywood particle board or other hard surfaces Be sure fireplace rests on a solid continuous floor or platform with appropriate framing for support and so that no cold air can enter the room from under the fireplace The fireplace may be positioned and then the framing built around it or the framing may be constructed and the fireplace positioned into the opening Usually no special floor support is needed for the fireplace however to be certain 1 E
31. llations with nominal dimensions and are for design and framing reference only Actual installations may vary due to individual design preferences However always maintain minimum clearances to combustible materials and do not violate any specific installation requirements These fireplaces have been tested and listed by Warnock Hersey Report No J99025865A to U L standard 127 These units are intended for installation in manufactured homes These units may also be installed in buildings of con ventional construction including commercial providing all instructions provided herein are strictly adhered to These fireplace systems are designed for in stallation in accordance with the National Fire Protection Standard for chimneys fireplaces and solid fuel burning appliances NFPA 211 latest edition and in accordance with codes such as the BOCA Basic National Codes the Standard Mechanical Code and the Uniform Building Codes TYPICAL INSTALLATION Chimney and Termination Ex Outside Combustion Air Kit Figure 1 A WARNING Failure to use manufacture provided parts variations in techniques and construction materials or practices other than those described in this manual may create a fire hazard and void the limited warranty A WARNING Do not pack or fill required air spaces with insulation or other material No material is allowed in these areas Secur
32. llwork Figure 7 Note Install the hearth extension only as il lustrated see Pages 16 through 18 The safety strips should extend from front of the fireplace at least 1 1 2 and should extend to beatleast flush with the sides In the event a wooden support is used to elevate the fireplace above the floor a Z type safety strip should be fabricated and used to protect the front surface ofthe wood support as well as the floor beneath the hearth extension Figures 8 and 9 The safety strips should be tacked down to prevent possible movement Note The Z type safety strip is not sup plied Optional Floor Bracket J A Figure 8 Blocking Metal Safety Strips Figure 9 Step 3 Refer to fireplace drawings and speci fications on Pages 7 for framing dimen sions and details Frame appliance enclosure as illustrated in Figure 12 on Page 7 A WARNING Under no circumstances can the fireplace top spacers see Figure 12 be removed or modified nor may you notch the header to fit around or be installed lower than the spacers The header may be in direct contact with the top spacers but may not be supported by them Ceiling Framing Framing Dimensions for Ceiling Framing Dimensions for Ceiling Inches millimeters B FTF8 Vertical 14 1 2 14 1 2 368 368 8 Offset 30 14 1 2 25 368 mm 635 mm Figure 10 Note The framed depth 20 5
33. m ceiling 37 1 2 953 mm INSTALLING THE FIREPLACE IMPORTANT Plated polished brass glass doors may have a plastic covering over all brass pieces for protection during shipping and handling The plastic covering should be removed after installation of the fireplace before its use Under the plastic covering is a protective lacquer coating which should not be removed In some instances if it is removed irreversible damage to the brass finish could occur Step 1 Slidethe fireplace into prepared framing or position fireplace in its final position and frame later The fireplace may not be recessed into a combustible floor Maintain the floor to hearth clearance established by the fireplace lower front face Step 2 Insertthe provided metal safety strips beneath the fireplace as illustrated Figures 6 through 9 The safety strips should overlap 1 2 for continual coverage of the floor Note Safety strips are not required when fire place rests on a noncombustible surface NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE Top Spacer Maintain 1 25 mm Air Space At Back And Sides Hearth Extension Metal Safety Strip Floor d Note Hearth extensions must not interfere with circulating grillwork Figure 6 Maintain 1 25 mm Air Space At Back And Sides Hearth Extension Floor x Metal Safety Strip Platform Note Hearth extensions must not interfere with circulating gri
34. may offset your chimney system using Security s 30 offset and return elbows Use two elbows an offset elbow to initiate the offset and a return elbow to terminate it A30 offset elbow angling inany direction may be the firstcomponent used off the top of the fireplace flue collar The offset and return elbows may be attached together or a section or sections of chimney 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 must be used at the midpoint see Figure 30 The stabilizer support straps must be attached under tension in shear to structural framing members above When two sets of elbows are used the maximum combined length of chimney used between elbows cannot exceed 20 see Figure 31 Example If C 10 then C cannot exceed 10 If an offset exceeds 6 in length each chimney joint beyond the first 6 of offset to the return elbow must be secured by a No 8 x 1 2 sheet metal screw located at the underside of the joint see Figure 33 A 1 8 diameter hole must be drilled in the chimney joint using a 1 8 diameter drill Hole should be drilled in center of joint overlap see Figure 33 Be sure to drill only through the outer chimney casting Do not puncture the inner flue NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE Maximum offset of chimney system is 30 Two offsets must not be assembled to form a 60 of
35. nds is advisable to strengthen the chimney assembly Align the locking band at the chimney joint Locking bands wrap around pipe joints equally coveringthe joints of both pipe sections Use the nut provided and TIGHTEN snugly Do not overtighten as this might damagethe chimney section refer to Figure 25 Note If chimney extends more than 8 above roof surface guy wires are also recommended Use three 3 guy wires attach to locking band assembly extend and secure to roof in a trian gular pattern Figure 26 Guy wires are not supplied by the manufacturer Roof Ridge Figure 26 Step 10 Using a CTD Termination 1 Holdthe CTD overtop of last chimney section Figure 27 2 Center inner slip section in inner flue pipe slip down CTD Termination T Chimney Figure 27 Less than 10 3m 3 914mm Min Figure 28 NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE 3 Center outer locking section over outer flue pipe Push down until locking tabs are firmly engaged 4 Pull up slightly on CTD to ensure locking joint has firmly engaged Note It is recommended that all exterior exposed metal fireplace components such as terminations flashings storm collars and or flue be painted with a premium quality high temperature rust preventative paint designed for metal This is especially important when installations are made
36. onnects to a gas shut off valve recessed flush into the wall or floor The valve should be con trolled by a removable valve key for safety Always plumb gas line installation per local codes Check all connections using a gas leak test solution also referred to as bubble leak solution Note Using a soapy water solution 50 dish soap 50 water is an effective leak test solution but it is not recommended because the soap residue that is left on the pipes fittings can result in corrosion over time Never test any gas line connection with a match or open flame This provision is intended for connection to a decorative gas appliance incorporating an automatic shut off device and complying with the Standard for Decorative Gas Appliances for installation in vented fireplaces ANSI Z21 60 1991 or American Gas Association draft re quirements for Gas Fired Log Lighters for Wood Burning Fireplaces Draft No 4 dated August 1993 Install in accordance with the National Fuel Gas Code ANSI 2223 1 This complies with the revised U L 127 standard A WARNING This fireplace has not beentested with an unvented gas log set To reduce risk of fire or injury do not install an unvented gas log set into this fireplace NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE A CAUTION When using the decorative gas appliance the fireplace damper must be set in the fully open position A CAUTION Plumbing connections should onl
37. or in front of the fireplace from both radiant heat and sparks and it distinguishes the prescribed hearth extension area from other non protected surfaces The hearth extension must extend 16 beyond the front and 8 beyond both sides of the fireplace opening Use a hearth extension constructed of a durable noncombustible material having an equal or better lower k value insulating value of k 84 BTU IN FT HR F or a thermal resistance that equals or exceeds r 1 19 HR F FTZ BTU IN A minimum 3 8 10 mm thick noncombustible material is all that is required over a noncombustible or slab floor If there is a continuous perpendicular side wall closer than 12 305 mm from the fireplace opening it must be protected with a 24 x 30 x 1 2 610 mm x 762 mm x 13 mm wall shield see Figure 42 constructed of a durable noncombustible material having an equal or better lower k value insulating value than k 84 BTU IN FT HR F A continuous protected side wall can not be closer than 7 178 mm from the side of the fireplace opening Secure the hearth extension to the floor to prevent possible shifting If the fireplace is installed on a combustible floor use the metal safety strips provided on the floor extending half under the fireplace and half under the hearth extension refer to Figures 6 and 7 Wall Shield Required Where Less Than 12 Adjacent Wall Is Never Allowed Closer Than 7 Protected Side Wall
38. re proper connection is made Return Elbow Assembly Return elbows install the same way as round terminations and stabilizers Step 1 Hold return elbow over top of last chimney section Step 2 Center inner slip section into inner flue pipe slip down Step 3 Center outer locking section over outer chimney pipe Push down until locking joint has firmly engaged Step 4 Pullup slightly on return elbow to ensure locking joint has firmly engaged Step 5 Secure support straps to framing members by nailing under tension in sheer Figure 35 Return Elbow Figure 35 Notes The return elbow assembly performs the same function as a stabilizer Consider this when determining the need for a stabilizer Do not apply excessive pressure to any subsequent chimney section following return elbow assembly when installing Ensure that each subsequent chimney section is securely attached by testing as noted above OPTIONAL EQUIPMENT CONSIDERATIONS Blower Kit A Blower Kit model BFK36 is preinstalled standard on model BCD36MH and is available as an option for model BC36MH The optional Blower Kit can be installed prior to or after installation of the fireplace Note These fireplace models are not supplied with an optional wall switch FWSK for fan operation BFK36 blower kits may be operated with their integral blower On Off switch NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE A IMPORTANT The fireplace must b
39. s is important to pre vent possible personal injury or fire hazard For questions please call your distributor or the manufacturer Special restrictions apply to the front and facing of the fireplace and nearby walls See Pages 16 and 17 CHIMNEY SYSTEM These fireplaces are designed and code listed for use with Security Chimneys FTF8 chimney sys tem only Always use Security Chimneys FTF8 chimney components with these fireplaces Do not modify or alter these components as this may cause a potential serious hazard and void the Warranty Construction Materials e Framing Materials e Paneling e Particle Board Flooring Dry Wall Plywood e Noncombustible Insulating Materials o Fic Chimney Height The total height of your completed fireplace system from the surface the fireplace rests onto the chimney top must not exceed 40 and must also meet minimum height requirements Refer to the minimum system height chart Minimum System Height Security s FTF8 Pipe Vertical Installation One Offsets Two Offsets Table 1 Insulate Joists Same As Ceiling Draft Firestop CTDT Termination Note Non Combustible Chase Flashing Must Be Used To Cover Chase j p Opening Optional Insulation In Outside Insulation Thermal Barrier Figure 2 Chimney Enclosure Constructa box like framed structure to enclose the fireplace and chimney within the confines
40. ses however it is easier to loosen lower pins FIREPLACE FINISHES Mantels and Trim Itis sometimes bestto frame your fireplace after it is positioned and the chimney is installed Frame enclosure for chimney and fireplace with materials of suitable grade and size as dictated by the prevailing constructions standards for the structure in which the fireplace system is to be located within Note The header may rest on the two 2 metal top spacers on top of the unit but the header must not be notched to fit around the spacers These fireplaces may sit directly on a combus tible surface A 1 air space is required between framing insulation building materials and the chimney A 1 air space is required between framing insulation building materials and the fireplace outer wrapper Combustible mantels and trim may be installed 12 above the fireplace opening as per NFPA 211 latest edition and Figure 41 If a mantel is of a noncombustible material it is exempt from these requirements as long as it does not interfere with the installation or operation of glass doors Finished Wall 11 2 Header Combustible Mantel and Trim Spacer Y v 5 Fireplace Opening Typical Installation Figure 41 NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE Hearth Extensions and Wall Shields A hearth extension must be installed with all fireplaces Its purpose is twofold It protects a combustible flo
41. stimate the total weight of the fireplace system including chimney and surround materials such as brick stone etc to be installed Shipping weights for the fireplace may be found on Page 7 Measure the square footage of the floor space to be occupied by the system surrounds and hearth extensions Note the floor construction i e 2 x 6 s 2 x 8 s or 2 x 105 single or double joists type and thickness of floor boards Use this information and consult your local building code to determine if you need ad ditional support N gt A CAUTION Do not block the heat circulating air inlet and outlet ports Doing may result in a potential fire hazard A CAUTION The structural integrity of the manufactured home floor wall ceiling and roof must be main tained The firestop thimble supplied with the unit must be used on a manufactured home installation The firestop thimble must extend completely though the roof cavity to the outermost plane of the roof See Figures 16 17 and 18 Maintain 1 clearance between the thimble and the chimney If you plan to raise the fireplace and hearth extension build the platform assembly then position fireplace and hearth extension on top Secure the platform to the floor to prevent possible shifting CLEARANCES Minimum clearance to combustibles for the appliance is as follows sides and back 1 25 mm floor 0 0 mm adjacent wall 12 305 m
42. surround and Plumb line hearth extension Electric drill and bits materials Pliers noncombustible Square PRECAUTIONS Note These fireplace systems are not difficult to install However in the interest of safety it is recommended that the installer be a qualified or certified tradesman familiar with commonly accepted fireplace installation and safety tech niques as well as prevailing local codes The most important areas of concern dealing with the installation of factory built fireplaces are clearances to combustible materials proper assembly of component parts height of the chimney system the proper use of accessories supplied by the manufacturer and the techniques employed in using finishing materials applied to the wall surrounding the fireplace hearth exten sions and wall shields Each of these topics will be covered in thorough detail throughout this manual Please give each your special attention as you progress with your installation INTRODUCTION General Information These fireplaces are conventional heat circulat ing appliances with standard grates outside combustion air kit and standard decorative glass doors The BCD36MH model is fitted with a blower and is available as an option for model BC36MH The grate included properly positions the fire and limits the amount of fuel IF A REPLACEMENT GRATEIS NEEDED REPLACE THE GRATE WITH MODEL 87L20 ONLY Note Illustrations shown reflect typical insta
43. ter line use plumb line from roof or ceiling above fireplace to center of flue collar on fireplace For remodeling plumb to center of flue collar from ceiling above drive nail through ceiling from below to mark position then mark and cut to passage from above ceiling around nail Figure 14 Then plumb from ceiling or roof level directly above hole which has just been completed Figure 14 Step 3 Position appropriate thimble firestop spacer combination at ceiling and nail temporarily with two 2 8d nails or equivalent fasteners see Figures 16 17 and 18 Use one fastener on opposite sides to hold thimble firestop spacer combination in position Nail permanently using at least two 2 more fasteners after chimney sections have been assembled through the thimble firestop spacer combination and after any necessary adjustments have been made Firestop spacer must be secured by at least four 4 fasteners when completely installed Note If there is a room above ceiling level firestop spacer must be installed on the bottom side of the ceiling If an attic is above ceiling level firestop thimble must be installed on the bottom side of ceiling joist Figure 15 NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE Room Above Figure 15 Attic Above 1 Clearance Minimum SA o Firestop Thimble Figure 16 Ensure the thimble penetrates the roof opening The thimble must extend compl
44. th extension since the total calculated R value of the materials used is under the required R value of 1 19 An additional layer of insulating materials must be used Note Also see NFI Certification Manuals for expanded explanation on calculating val ues when multiple materials are used A WARNING The crack between the fireplace and the hearth extension must be sealed with a noncombustible material A WARNING When installing hearth extension in front of a non circulating fire place model the fireplace must be raised if height of hearth extension exceeds 3 5 16 above the bottom of fireplace Figure 43 When installing the hearth exten sion be careful not to block the heat circulating air inlet grill on circulating models 3 5 16 Max Thickness Of Hearth Extension When Fireplace Is On The Floor Figure 43 Secure the hearth extension to the floor to prevent possible shifting FINISH TO YOUR TASTE There are a wide variety of finished looks for these fireplaces from formal wall decor with elaborate mantels to rustic wood paneling or warm brick facings Only noncombustible materials like stone tile brick etc may overlap the black front facing Do not extend these materials beyond the black facing and into the firebox area Be sure not to interfere with the installation and operation of glass doors or block the upper or lower grilles Seal all joints between the black facing an
45. y be performed by a quali fied licensed plumber Main gas supply must be off when plumbing gas line to fireplace or performing service Ifyou re installing a gas line connectit before the fireplace is framed and enclosed in the finished wall The gas knockout is determined by the indentation located at the bottom and slightly off center in the side refractories THE KNOCK OUT IS ALWAYS REMOVED FROM INSIDE THE FIREPLACE DO NOT REMOVE THE KNOCKOUT UNLESS YOU ARE INSTALLING A GAS LINE If removal is attempted from the outer wrap per side refractory damage may occur With a medium sized hammer lightly tap the surface of the indentation The refractory material is very thin in this area and is easily removed Once a small hole has been made continue tapping until you have reached sufficient diameter for the gas line to fit through The entire knockout does not have to be removed Remove insulation in the gas line channel A IMPORTANT Repack insulation material in square hole around gas line interior and exterior of fireplace to seal COLD CLIMATE INSULATION If you live in a cold climate it is especially important to seal all cracks around the fire place and wherever cold air could enter the room with noncombustible material Surround material must be caulked where it meets the black metal facing of the fireplace to avoid cold air intrusion Use noncombustible caulking material only on fireplace facing to sea
Download Pdf Manuals
Related Search