TOA Electronics TM-4500 User's Manual
Contents
1. A 1 94 45 Vor 33 1149 42 6 29 1081mm 737mm A T 178mm Front View 66 Ye 1678 tr oo 10 66 Vic ie wv 47 Ve 270 mm 1678 mm 445mm Sram 1197 E 834 222 mm 10 4 270mm ws 05mm y Y Y y 337mm Y i e Y 85 DEN 222 Pi 7 14 mm Left Side Right Side em mm 11 alm HONO 29 746 i NZ 748 mm up AT 74 1216 Top View Figure 11 NOTE DIAGRAMS amp ILLUSTRATIONS NOT TO SCALE Note The framed depth 281346 732mm from a framed wall must always be measured from a finished surface Ifa wall covering such as drywall is to be attached to the rear wall then the framed depth must be measured from the drywall sur face It is important that this dimension be exact Ifthe appliance is to be elevated above floor level asolid 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 Header False Header Fireplace Framing Figure 12 FOAK 4 Combustion Back Wall of Chase Enclosure Air Kit Including Finishing if any Rough Framing Face Unfinished Shown Outside Chase Figure 132. oo Optional Insulation in Outside Walls of Chase Solid Continuous Surface Insulation Thermal Barrier Figure 2 WARNING IF INSULATION IS USED THE FIREPLACE MUST NOT BE PLACED DI RECTLY 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 WARNING DO NOT PACK OR FILL RE QUIRED AIR SPACES WITH INSULATION OR OTHER MATERIAL NO MATERIAL IS ALLOWED IN THESE AREAS Note Local codes may not require firestopping at the ceiling levels for outside chase installa tions However it is recommended for safety and the reduction of heat loss Note Do not insulate the chase cavity with blown or fill type insulation materials CHIMNEY HEIGHT The total height of your completed fireplace sys tem from the surface the fireplace rests on to the chimney top must not exceed 80 24 4m and must also meet minimum height requirements Refer to the minimum system height chart Minimum System Height Security s FTF10 Pipe Vertical 16 0 Installation 4 8 m One Offset Two Offsets Chase Enclosure A chase is a vertical box like structure con structed to surround the fireplace and chimney Refer to Figure 2 for a typical chase configura tion As with all chimney installations avoid overhead obstructions such as trees power
3. 1 RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE NATIONAL We suggest that our woodburning hearth INSTITUTE products be installed and serviced by NFI 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 CERTIFIED Wood Energy Technical wuwaficertitiedorg Training WETT Technical Training INSTALLATION INSTRUCTIONS TM 4500 SERIES 45 Wood Burning Fireplaces P N 700 011M REV A 09 2006 MODEL TM 4500 This installation manual will enable you to obtain a safe efficient and dependable installation of your fireplace system Please read and under stand 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 J20054576 231 TABLE OF CONTENTS Installing the Fireplace Fireplace Specifications Framing Specifications
4. Installing the Chimney System page 8 Safety Rules page 2 Tools and Building Supplies page 2 Precautions page 3 Introduction page 3 Clearances Height Requirements page 3 Chimney System 3 Assembly Outline 4 Location of Fireplace 4 Assembly Steps 5 Preinstallation Notes 5 Clearances 5 5 6 7 Ten Foot Rule Summary page 10 Multiple Terminations page 11 Chimney Component Calculations page 11 Special Offset Instructions page 11 Offset Calculations page 12 Vertical Elevation Chart page 13 Offset Elevation Chart page 13 Installing Offsets 30 Offset through Floor Ceiling page 14 Optional Equipment Considerations page 14 Combustion Air Kits Glass Doors Gas Line Connection Vent Free Appliances Cold Climate Insulation Fireplace Finishes Mantels and Trim Hearth Extensions Wall Shields page 16 Finish Requirements page 18 Installation Components page 18 IMPORTANT PLEASE READ AND UNDERSTAND THESE RULES TO FOLL
5. Back Wall of Chase Enclosure FOAK 4 Including Finishing if Rough Framing Face Unfinished Shown Inside Chase Figure 14 Back Wall of Chase Enclosure Including Finishing Materials if any Corner Installation Figure 15 Framing Dimensions 37W 946 mm ES A DS EN 185 amp 473 mm Ka 1689 J 17 445mm e 1702 mm Framing Dimensions for Roof 0 12 19 19 483 mm 483 mm 6 12 19 22 483 mm 559 mm 12 12 19 27 483 mm 686 mm Perpendicular to roof ridge NOTE DIAGRAMS amp ILLUSTRATIONS NOT TO SCALE Rough Framing Face Unfinished Shown Se Ceiling Framing Figure 16 Framing Dimensions for Ceiling FTF10 19 19 Vertical 483 mm 483 mm FTF10 30 19 29 Offset 483 mm 737 mm Roof Framing Figure 17 Step 5 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 8d nails or equivalent Figure 78 Framing Stud Nailing Tab a BU Nail Figure 18 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 For Canadian Installations Proceed
6. Figure 30 Step 9 Security Chimneys 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 bands is advisable to strengthen the chimney assembly Align the locking band at the chimney joint Locking bands wrap around pipe joints equally covering the joints of both pipe sections Use the nut provided and TIGHTEN snugly Do not overtighten as this might damage the chim ney section refer to Figure 30 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 31 Guy wires are not supplied by the manufacturer Roof Ridge Figure 31 Step 10 Using the FTF10 CTDTM Round Termination 1 Hold CTDTM over top of last chimney section Figure 32 2 Center inner slip section in inner flue pipe slip down 3 Center outer locking section over outer flue pipe Push down until locking tabs are firmly engaged 4 Pull up slightly on CTDTM to ensure locking joint has firmly engaged Figure 32 Using a CT2 Chase Termination Referto specific installation instruction included with the CT2 chase termination for clearance statements and installation details NOTE DIAGRAMS amp ILLUSTRATIONS NOT TO SCALE FTF10 CT2RS 2 51mm
7. at 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 on it 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 ensure homeowner comfort by pro viding supplemental heat to the room 12 Always ensure that an 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 Inthe event the home is tightly sealed with modern energy efficient features the op tional combustion air kit may not provide all the air required to support combustion 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 DO NOT use a fireplace insert or any other products not specified herein by the manufac turer for use with this fireplace All gas log sets must be operated with the damper clamped open including unlisted vent free
8. lines etc A chase should be constructed and insulated just like any outside wall In a cold climate we recommend the base of the chase should also be insulated between the solid continuous floor beneath the fireplace and the chase bottom Chase insulation in a cold cli mate installation is not required for safety ASSEMBLY OUTLINE Before You Start Check your inventory list to be sure you have all the necessary parts supplied in good usable 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 just behind the firebox lintel Figure 3 The control lever snaps into place at the ex treme range of motion up and back in the closed position When pulled forward and down the damper is open NOTE DIAGRAMS amp ILLUSTRATIONS NOT TO SCALE Damper t Damper Closed Open Lintel Combustion I dd 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 EX COD One Chase Figure 4 Carefully consider the position of the fireplace opening with respect to the location of adja cent or nearby stairwells bath or kitc
9. material of alternate material inches n X inches 1 19 X 2 86 416 inches 416 X NOTE DIAGRAMS amp ILLUSTRATIONS NOT TO SCALE Specified min thickness of listed material T T L 1 1 Specified min thickness of listed material T L 1 1 Answer The minimum required thickness of the Micore 160 is 417 therefore round up to nearest standard thickness available which is 1 2 Listed Material k per inch per inch Listed Min Thickness 84 1 19 1 T Listed Material K Approved Alternate Materials for Floor Hearth Protection AlternativeMaterials Thermal Values MinimumThickness rounded to nearest 1 8 inch k per inch r per inch Min Thickness Ty Ky AT 56 1 2 42 3 8 E Kaowool M Board Micore 160 U S Gypsum Micore 300 U S Gypsum M 2 17 55 1 2 Durock Cement Board U S Gypsum Hardibacker Hardibacker 500 Cultered Stone Hearth stone 2 29 2 1 4 2 32 2 3 8 2 74 2 3 4 3 36 3 3 8 Wonderboard 3 85 3 7 8 Super Firetemp M 73 3 4 Johns Manville Super Firetemp L Johns Manville 64 5 8 10 71 10 3 4 5 95 6 5 95 6 14 88 14 7 8 13 10 13 1 8 Cement mortar Ceramic tile Table 1 If the hearth extension material s that is intended to be used is NOT listed on Table 1 the material can still be used if the material
10. 0 x3 1 2 70 Using 1 2 of mortar to set the brick R for the mortar is calculated as follows mortar R a ty 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 u 0 05 x 3 4 038 mortar R a ty 0 20 x 1 2 10 17 18 The sum of all values is 70 10 038 10 938 This would NOT be an acceptable combination of material for the hearth 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 R val ues when multiple materials are used WARNING THE CRACK BETWEEN THE FIREPLACE AND THE HEARTH EXTEN SION MUST BE SEALED WITH A NON COMBUSTIBLE MATERIAL WARNING WHEN INSTALLING HEARTH EXTENSION IN FRONT THE FIREPLACE MUST BE RAISED IF HEIGHT OF HEARTH EXTENSION EXCEEDS 7 178 MM ABOVE THE BOTTOM OF THE FIREPLACE SEE FIGURE 49 T Max 178mm Max Thickness of Hearth Extension when Fireplace is on the Floor Figure 49 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
11. 05mm Min D 6 9e 167mm Y Fireplace Opening Typical Installation Figure 46 Hearth Extensions and Wall Shields A hearth extension must be installed with all fireplaces Itis to protect the combustible floor in front of the fireplace from both radiant heat and sparks The hearth exten sion must extend beyond the front at least 20 508 mm and both sides at least 12 305 mm Figure 47 Use a hearth extension constructed of a durable noncom bustible 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 1 19 HR F FT BTU IN With these values determine the minimum thickness material required using the formula and Page 17 Note Any noncombustible material whose k value is less than 84 or whose r value is more than 1 19 is acceptable If the fireplace is installed on a combustible floor use the metal safety strips provided on the floor extending half under the fire place and half under the hearth extension A wall shield is required where a continuous perpendicular side wall is within 12 of the fireplace opening Figure 48 Use a 36 W x 36 H wall shield constructed of a durable noncombustible material having an equal or better lower value insulating value than k 54 BTU IN FT HR F At no time may a perpendicular side wall be located closer than 9 from the fireplace opening If fireplace is installe
12. 3 FTF10 ES30 Locking Band 63L60 FLB Model Part Number Weight TM 4500 89L48 450 Ibs INSTALLATION COMPONENTS cS uu 63L16 FTF10 12 63L17 FTF10 18 63L18 FTF10 36 62L94 FTF10 18C Chimney Section 62L95 FTF10 36C Firestop Spacer 30 63L37 F10FS30 2 Firestop Spacer Flat 63L36 F10FS 2 Va 1 1 1 I 1 1 Chimney Air Kit Canada Only Combustion Air Kit 81L87 FOAK 4 Less Duct 81L88 FOAK 4LD Chase Termination Square 63L52 FTF10 CT2RS Termination Shroud 63L56 FTF10 TMS Storm Collar 63L59 FSC Attic Shield Assembly Firestop Spacer FTF10 FSAS NOTE DIAGRAMS amp ILLUSTRATIONS NOT TO SCALE Round Termination Flashing 63L55 63L40 63L41 FTF10 CTDTM F10F6 F10F12 Combination Offset Return Elbow 63L34 FTF10 0R15 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 FNNOX HEARTH PRODUCTS Printed in U S A 2004 by Lennox Hearth Products 1110 West Taft Avenue P N 700 011M REV A 09 2006 Orange CA 92865
13. CEILING It may be necessary to assemble the chimney at 30 when passing through the floor or ceiling area Use the F10FS30 2 firestop spacer as shown in Figures 42 and 43 Support the chimney at floor or ceiling penetration with a FTF10 stabilizer if distance of chimney below ceiling is 10 or more Maintain 2 minimum air space to combustibles from chimney sections Attic Space F10FS30 2 Firestop Spacer 2 Min Air Space Mi FTF10 S4 2 Min Dk Air Stabilizer Max 30 Firesto And Attic Above Figure 42 Room Above 10 30 2 Firestop Spacer 2 Min Air Space Stabilizer 10 30 Firestop Max And Room Above Figure 43 NOTE DIAGRAMS amp ILLUSTRATIONS NOT TO SCALE OPTIONAL EQUIPMENT CONSIDERATIONS Combustion Air Kits Use combustion air kit Model FOAK 4 or Model FOAK 4LD with the Colonial Series fireplaces Refer to installation instructions packed with the air kit for specific installation information The outside air kit must be installed before the fireplace is framed and enclosed in the fin ished walls Outside air drawn into the fireplace supplies air to the fire for combustion Only one combus tion air duct on the left side of the fireplace is necessary if installed Figure 44 Provision for Outside Air Figure 44 If additional length of duct is necessary pur chase locally available U L Class 0 or Class 1 metallic duct The
14. 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 ensure 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 Pull up 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 41 Return Elbow Figure 41 Note The return elbow assembly performs the same function as a stabilizer Consider this when determining the need for a stabilizer Note 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 CHIMNEY 30 OFFSET THROUGH FLOOR OR
15. H Floor Platform Figure 7 Note Install the hearth extension only as illustrated The safety strips should extend from front and sides of the fireplace 2 51 mm In the event a wooden support is used to elevate the fire place above the floor a Z type safety strip should be fabricated and used to protect the front surface of the wood support as well as the floor beneath the hearth extension see Figures 8 and 9 The safety strips should be tacked down to prevent possible movement Note The 2 type safety strip is not supplied 51mm x S Metal Safety Strips with 1 25mm Overlap Figure 8 Blocking Platform Special Z Metal Safety Strips with 1 2 25mm Overlap 51mm Figure 9 Step 3 Refer to fireplace drawings and specifi cations on pages 6 and 7 for framing dimensions and details Frame appliance enclosure as illus trated in Figures 12 through 15 on page 7 IMPORTANT UNDER NO CIRCUMSTANCES CAN THE FIREPLACE TOP SPACERS SEE FIGURE 11 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 DI RECT CONTACT WITH THE TOP SPACERS BUT MAY NOT BE SUPPORTED BY THEM Step 4 Fireplace may be anchored to floor Bend down four 4 anchor tabs located at the base of the fireplace and secure to the floor by nailing with 8d nails Figure 10 Figure 10 FIREPLACE SPECIFICATIONS A
16. Min Termination i Air Space to Combustibles Figure 33 Note It is recommended that all exterior ex posed related 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 in abnormally adverse or corrosive environments such as near lakes oceans or in areas with consistently high hu midity conditions Consult the paint manufac turers instructions for proper preparation and application For Canadian installations all chimney installed outside the building must be galvalume outer sections only effective January 1 1992 The appropriate model designations with a C suffix are located in the back of this manual TEN FOOT 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 roof is less then 10 3 m the top of the chimney must be at least 2 610 mm above the peak of the roof If the horizontal distance from the chimney edge to the peak of the roof is more than 10 3 m a chimney height reference point is established on the roof surface 10 3 m hori zontally from the chimney edge The top of the chimney must be at least 2 610 mm above this reference point In all cases the chimney c
17. OW FOR SAFETY 1 Before starting your fireplace installation read these installation instructions carefully to besure 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 local regional state and national codes and regulations 3 This fireplace must be installed with Secu rity Chimneys FTF10 10 250 mm inside diameter Chimney System only These sys tems are intended for use in any application where a traditional masonry type fireplace would apply The chimney system must al ways vent to the outside of the building 4 To ensure a safe fireplace system and to preventthe build up of soot and creosote inspect and clean the fireplace and chimney prior to use and periodically during the heating season 5 Use solid fuel only DO NOT use chemical chimney cleaners or flame colorants in your fireplace Never burn treated construction lumber or scraps These woods burn excessively hot and may contain chemicals used to treat insects and fungus When burned these chemicals can pose a significant hazard 6 DO NOT use charcoal or coal under any circumstances 7 NEVER use gasoline gasoline type lantern fuel kerosene charcoal lighter fluid or similar liquids to start or freshen up a fire in this fireplace Keep any flammable liquids
18. annot be less than 3 914 mm 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 opera tion Trees buildings adjoining roof lines ad verse wind conditions etc may require a taller chimney should the fireplace not draft properly see Figure 35 MULTIPLE TERMINATIONS If more than one termination is located in the same chase or within the same general proxim ity we suggest they should be separated in distance at least 24 610 mm horizontally from flue center to flue center and stacked or staggered vertically at least 18 457 mm apart from the termination of one smoke exit to the termination of another smoke exit Figure 34 18 lt gt 18 457mm gt 24 610 Figure 34 This suggestion is provided in the interest of better operation If the terminations are located too close to each other smoke may migrate from one flue into the other FTF10 CHIMNEY COMPONENT CALCULATIONS The minimum installed height of the completed fireplace fireplace system is 16 0 4 8 m The maximum system height is 80 0 24 38 m To determine the number of chimney sections and chimney components required follow these steps 1 Determine total vertical height of the fireplace installation This dimension is the distance from the surface the fireplace sets on to the point where smoke exits from
19. d diagonally across a 90 corner no wall shields are required Hearth Extension Dimensions LH 20 508 mm B 36 914mm NOB 12 305 mm 60 1524 mm ae Figure 47 Methods of Determining Hearth Extension and Wall Shield Equivalents To determine the thickness required for the alternate material when either the value or 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 r r value per inch of alternate material k k value per inch of Jisted material r r value per inch of fisted material T minimum thickness of fisted material T minimum thickness required for alternate material standard thickness of the alternate material Note An asterix indicates it is a value taken from Table 7 Using the k formula Minimum k value per Inch of thickness of alternate material k x alternate k value per inch material T of listed material k inches X WI inches 35 X 84 416 inches 416 D Answer The minimum required thickness of the Micore 160 is 417 therefore round up to nearest standard thickness available which is 1 2 Using the r formula Minimum r value per Inch thickness of of listed material x alternate r value per inch
20. del Flat to 6 12 F10F6 6 12 to 12 12 F10F12 Next slide roof flashing over extended chimney sectionthat previously has been installed above the roof opening in Step 4 FTF10 flashings require flashing spacers Slide flashing all the way down until the flashing base rests flat on the roof Figure 28 Again check the vertical position of the chimney and the 2 minimum air space to combustibles FTF10 Chimney Do Not Seal Flashing Spacers FTF10 Flashing gt Figure 28 Note Do notcaulkorsealthe ventilating openings 10 Step 7 Secure flashing by nailing along the perimeter into roof using 8d nails If shingled roof slide upper end and sides of roof flashing under shingles trim if necessary seal the top and both sides of the flashing to the roof with roof caulking Cover nail heads with roof caulk ing Figure 29 Figure 29 Step 8 The standard Security Chimneys FTF10 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 Inserttab 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 area to seal com pletely against water penetration Figure 30 Check all joints very carefully to ensure no water intrusion can take place Locking Band Mastic
21. duct may extend up to 50 15 24 m in any direction Note When installing the air duct vertically DO NOT terminate the duct closer than 3 914mm below the chimney top There is a one hand operated shut off valve located in the left side of the fireplace opening behind the screen To open rotate handle up wards The handle should lock open at 45 The combustion air damper should be fully open when the fireplace is in use and fully closed when the fireplace is not in operation to prevent outside air from entering your home CAUTION NEVER LOCATE INLET WHERE IT CAN BE BLOCKED BY SHRUBS SNOW DRIFTS ETC NEVER LOCATE INLET IN GA RAGE OR ANY AREA WHERE THERE IS AN OTHER FUEL BURNING APPLIANCE OR PRODUCTS EMITTING COMBUSTIBLE GASES SUCH AS PAINT GASOLINE ETC IN COLD CLIMATES IT IS RECOMMENDED THE COM BUSTION AIR DUCT BE INSULATED Outside combustion air ducting may be run upwards or vertically through framing and ceil ing joists with the hood installed through an outside wall and 3 914 mm below the termi nation Ducting may also be run downward through floor joists and under the home to a ventilated crawlspace not considered part of the living area of the home Note Do not terminate combustion air kit in attic space under any circumstances FTF10 TMS Termination Shroud An optional termination shroud is available to partially conceal the FTF10 CTDTM when in stalled on a chase Model FTF10 TMS is adjust able f
22. ed and enclosed in the finished wall The gas knockout is determined by a 1 29 mm round indentation located at the bottom and slightly off center in the side refractories THE KNOCKOUT IS ALWAYS REMOVED FROM INSIDE THE FIREPLACE DO NOT REMOVE THE KNOCKOUT UNLESS YOU ARE INSTALLING A GAS LINE If removalis attempted from the outer wrapper side refractory damage may occur With a medium sized hammer lightly tap the surface of the indentation The refractory mate rial is very thin in this area and is easily removed Once a small hole has been made continue tapping until you have reached sufficient diam eter for the gas line to fit through The entire knockout does not have to be removed Remove insulation in the gas line channel Install a 1 2 13 mm gas supply line through fireplace wall for connection to a decorative gas appliance inside the firebox Outside the gas supply line connects to a gas shut off valve recessed flush into the wall or floor The valve should be controlled by a removable valve key for safety Always plumb gas line installation per local codes Check all connections with soap suds leaks will bubble Never test any gas line con nection with a match or open flame IMPORTANT RE PACK INSULATION MATE RIAL IN SQUARE HOLE AROUND GAS LINE INTERIOR AND EXTERIOR TO SEAL This provision is intended only for connection to a decorative gas appliance incorporating an automatic shut off device and complyin
23. first component used off the top of the fire place flue collar The offset and return elbows may be attached together or a section or sections of chimney may be used between but must not exceed 20 6 1 m in total length between elbows Figure 36 If sections of pipe exceed 10 3 m between elbows a chimney stabilizer must be used at the midpoint The stabilizer sup port 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 6 1 m Figure 37 Example If C 10 3 m then C cannot exceed 10 3 m If an offset exceeds 6 1 8 m in length each chimney joint beyond the first 6 1 8 m 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 Figure 38 18 13 mm diameter hole must be drilled in the chimney joint using e 13 mm diam eter drill Hole should be drilled in center of joint overlap Figure 39 Be sure to drill only through the outer chimney casting Do not puncture the inner flue Maximum offset of chimney system is 30 Two offsets must not be assembled to form a 60 offset However two sets of offset and return elbows may be used on a single flue system provided the total height of the sys tem exceeds 22 6 7 m Figure 42 Return elbow support straps must be securely attached u
24. g tabs engage properly Security Chimneys FTF10 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 24 Figure 24 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 25 Locking Tabs a Lances HI Figure 25 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 pen etrate the roof flashing openings Figure 26 Always maintain 2 minimum air space to com bustible materials and always check each chim ney joint inner and outer to ensure proper engagement Check vertical alignment of chim ney so that it projects fr
25. g with the standard for Decorative Gas Appliances for installation in vented fireplaces ANSI Z21 60 Install in accordance with the National Fuel Gas Code ANSI Z223 1 This complies with the revised U L 127 standard CAUTION WHEN USING THE DECORATIVE GAS APPLIANCE THE FIREPLACE DAMPER MUST BE SET IN THE FULLY OPEN POSITION Vent Free Appliances These units have been tested and approved to ANSI IAS AGA Z21 11 2 for use with unvented gas appliances and complies with the stan dard for Factory Built fireplaces UL 127 The unit has been tested for use with any unvented gas log sets having a maximum rating of 40 000 BTU The minimum mantle configu rations are outlined in Figures 45 and 46 These fireplaces have been marked with a maximum rating of 40 000 BTU to assure that homeowners do not exceed the allowable lim its for all allowed installations of mantles NEVER INSTALL AN UNVENTED GAS LOG SET WITH A BTU GREATER THAN 40 000 NOTE DIAGRAMS amp ILLUSTRATIONS NOT TO SCALE COLD CLIMATE INSULATION If you live in a cold climate it is especially important to seal all cracks around the fireplace opening with noncombustible material and wherever cold air could enter the room Sur rounding materials 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 seal Also the outside air inlet duct should be wrapped wit
26. gths Chimney Only Chimney Lengths Chimney Only Chimney Lengths Chimney Only Chimney Lengths inches Feettnches 12 se se tenes De nenes De inches Feevinenes se 18 367 1 0 0 123 34 10 2 0 3 260 1 2 21 8 2 0 7 397 4 2 0 0 1 0 129 3 4 1 1 3 266 1 2 22 2 1 1 7 403 14 1 1 1 2 0 0 137 12 0 0 4 274 VA 22 0 0 8 411 0 0 2 3 1 1 0 147 3 4 1 0 4 284 1 2 23 1 0 8 421 1 4 1 0 2 9 0 2 0 153 3 4 0 1 4 290 1 24 0 1 8 427 V4 0 1 2 11 0 0 1 158 2 0 4 294 34 24 2 0 8 431 2 2 0 3 1 2 1 0 164 1 1 4 300 3 4 25 1 1 8 437 v 1 1 3 7 1 2 0 171 3 4 0 0 5 308 1 2 25 0 0 9 445 14 0 0 4 3 0 1 1 182 1 0 5 318 34 26 1 0 9 455 1 2 1 0 4 7 2 0 1 188 0 1 5 324 3 4 0 1 9 461 v2 0 1 5 1 1 1 1 192 2 0 5 328 34 2 0 9 465 10 2 0 5 7 0 2 1 198 1 1 5 334 3 4 1 1 9 471 v2 1 1 5 9 0 0 2 206 0 0 6 342 34 0 0 10 479 1 2 0 0 6 7 1 0 2 215 34 1 0 6 352 34 1 0 10 489 1 1 0 37 71 0 1 2 222 0 1 6 358 34 0 1 10 495 10 0 1 7 5 2 0 2 226 4 2 0 6 363 2 0 10 499 3 4 2 0 7 11 1 1 2 232 4 1 1 6 369 1 1 10 505 34 1 1 8 7 0 0 3 240 0 0 7 376 3 4 0 0 11 513 16 0 0 9 5 1 0 3 250 14 1 0 7 387 1 0 11 523 3 4 1 0 9 11 0 1 3 256 1 4 0 1 7 393 0 1 11 529 34 0 1 FTF10 OFFSET ELEVATION CHART A FTF10 ES30 Number of FTF10 A B A B FTF10 ES30 Number of FTF10 A B Offset Return FTF10 S4 Chimney Sections Offset Height Offset Height Offset Return FTF10 S4 Chimney Sections Offset Height Elbow Set Stabi
27. h noncombustible insulation to minimize the formation of condensation Do not place insulation materials against chimney sec tions Note A2 51 mm air space must be preserved for all combustible materials extending for any continuous 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 against the fire place or chimney system FIREPLACE FINISHES Mantels and Trim In Canada the minimum height for a combus tible mantel is 24 610 mm above the fire place opening Figure 45 shows typical Cana dian installation In installations other than Canada combustible mantels and trim may be installed 12 305 mm above the fireplace opening as per NFPA 211 Section 7 2 3 3 and Figure 46 Y a mantel is of a noncombustible material it is exempt from these requirements as long as it does not interfere with the instal lation or operation of glass doors Combustible Finished Mantel Wall A lt gt 8 Max Noncombustible 203mm Wall Covering 24 Min Spacer 610mm Facing Flush y Fireplace Opening Canadian Installation Figure 45 15 16 305m Finished mm meee 4 Wall gt Be 1 38mm Combustible Mantel Noncombustible and Trim Ga Wall Covering Spacer 3
28. hen ex haustfans and or return air registers for forced air furnaces 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 combustible finish materials to the Safe Zone Black Portion Of Frame Not To Be Covered With Combustible Materials Wall Covering 4 A PN Figure 5 DO NOT permanently place furniture or other items such as decorative pillows within 60 of the fireplace front face ASSEMBLY STEPS Note The following steps represent the normal sequence of installation Each installation is unique however and might require a different sequence 1 Position firebox prior to framing or into prepared framing 2 Install chimney air kit Canada only 3 Install the chimney system 4 Install optional outside combustion air kit 5 Plumb gas line if a decorative gas appliance will be used Gas connections should only be performed by an experienced licensed certi fied tradesman 6 Complete the installation finish wall mate rial surround and hearth extension to your individual taste 7 Assemble and attach optional glass door assembly Study the three dimensional illustration Fig ure 1 to get a general idea of each element of your fireplace system PRE INSTALLATION NOTES The fire
29. le materials and do not vio late any specific installation requirements The TM 4500 Series fireplaces have been tested and listed by Warnock Hersey Inc Report No J20054576 231 to U L 127 standard for U S installations and U L C S610 standard for Cana dian installations These units are intended for installation in residential homes and buildings of conventional construction not in mobile homes 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 and in accordance with codes such as the BOCA Basic National Codes the Standard Mechani cal Code Uniform Building Codes and or the Canadian National Code Chimney Air Kit Canada Only NOTE DIAGRAMS amp ILLUSTRATIONS NOT TO SCALE WARNING FAILURE TO USE MANUFAC TURE PROVIDED PARTS VARIATIONS IN TECHNIQUES AND CONSTRUCTION MA TERIALS OR PRACTICES OTHER THAN THOSE DESCRIBED IN THIS MANUAL MAY CREATE A FIRE HAZARD AND VOID THE LIMITED WARRANTY When complete these fireplace systems con sist of five basic sub systems The Fireplace The Chimney and Termination The Optional Glass Doors The Optional Combustion Air Kit The Chimney Collar Enclosure Kit Canada Only gt WN sch CLEARANCES AND HEIGHT REQUIREMENTS The fireplace may be placed on or near normal constructi
30. lizer 18 mm mm Inches Inches Elbow Set Stabilizer 12 18 36 mm mm 0 0 2045 82 94 2127 87 94 0 0 400 44 0 3 1 1 0 1 0 0 622 45 0 0 3 1 0 0 1 0 756 46 74 0 0 1 2 0 2 0 0 851 48 4 0 2 0 2 0 1 1 0 978 49 Ye 0 1 5 0 0 0 2 0 1111 51 74 0 1 1 2 0 0 0 1 1149 54 0 0 2 2 0 2 1 0 1207 55 4 0 0 0 3 0 1 2 0 1334 56 0 2 1 2 0 1 0 1 1378 59 35 0 1 2 2 0 0 3 0 1467 62 1 1 0 3 0 0 1 1 1505 65 94 1 0 1 3 0 2 0 1 1600 67 1 2 0 3 0 4 1 0 1651 69 34 1 1 3 2 0 1 1 1 1734 70 94 1 1 1 3 0 3 0 1 1822 73 94 1 0 2 3 0 0 2 1 1861 75 94 1 2 1 3 0 0 0 2 1905 79 94 1 1 0 4 0 2 1 1 1956 81 1 3 1 3 0 1 4 0 1 0 1 4 0 1 0 2 1 1 1 4 14 INSTALLING OFFSETS First review the Offset Elevation Chart and Figure 40 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 ceil ing first determine the center point for a verti cal chimney following the instructions for ver tical 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 Instal lation Instructions for cutting and framing ceil ing and roof openings Note See Framing and Dimension
31. log sets Listed vent free log sets may be operated with the damper closed 14 Smoke free operation is not warranteed nor are we responsible for inadequate system draft caused by mechanical systems general construction conditions inadequate chimney heights adverse wind conditions and or un usual environmental factors or conditions be yond our control 15 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 con sult your distributor 16 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 Tools should Include Phillips screwdriver Hammer Saw and or sabersaw Level Measuring tape Plumb line Electric drill and bits Pliers Square Building supplies Framing materials Wall finishing materials Caulking materials noncombustible Fireplace surround and hearth extension materials noncombustible PRECAUTIONS Note These fireplace systems are not difficult to install However in the interest of safety it is recommended that the installer be a quali fied or certified tradesman familiar with com monly accepted fi
32. mney penetrates ceiling vertically If chim ney penetrates ceiling at 30 angle offset chimney use 30 firestop spacer Model F10FS30 2 refer to page 14 and Figures 42 and 43 Use one nail on opposite sides to hold firestop spacer in position Nail permanently using at least two 2 more 8d nails after chimney sections have been assembled through the firestop spacer and after any nec essary adjustments have been made Firestop spacer must be secured by at least four 4 8d nails when completely installed Note 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 spacer must be installed on top side of ceiling joist Figures 21 and 22 Room Above Figure 21 Firestop Spacer Figure 22 For Canada Only When installing the chimney system through an open attic space the attic shield assembly firestop spacer must be used Figure 23 This installation procedure is Warnock Hersey Inc listed only for use in Canada Open Attic Space Figure 23 Step 4 Note Chimney sections are constructed with a unique locking tab design which en sures an immediate tight assembly between sections Plan your chimney requirements care fully 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 lockin
33. nder tension in shear to structural framing members above Do not substitute a FTF10 30 offset elbow in place of a FTF10 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 Chart as job estimator only Add necessary firestop spacers and sta bilizers as required Firestop spacers must be used as shown in Figures 21 and 22 and stabilizers as shown in Figure 27 Stabilizer Figure 36 Figure 37 NOTE DIAGRAMS amp ILLUSTRATIONS NOT TO SCALE FTF10 Chimney Figure 38 Underside of Chimney Figure 39 FTF10 E30 Ih Return Elbow raj LN FTF10 Chimney A Section s B FTF10 30 Offset SR Y A 65 1657mm Y Part of Offset Return Package Model FTF10 ES30 Figure 40 FTF10 VERTICAL ELEVATION CHART Height Of Number Of FTF10 Height Of Number Of FTF10 Height Of Number Of FTF10 Height Of Chimney Only Chimney Len
34. om the roof in true vertical position 2 51mm Min Air Space to Combustibles Figure 26 Security s chimney sections do not need to be screwed together Additional reinforcement is not necessary except in certain offset condi tions refer to page 12 Figure 38 Step 5 The height of vertical chimney pipe supported only by the fireplace must not ex ceed 30 Chimney heights above 30 must be supported by a Model FTF10 S4 stabilizer in Stalled at 30 intervals Note The Model FTF10 S4 adds 3 net effective height to the total chimney system NOTE DIAGRAMS amp ILLUSTRATIONS NOT TO SCALE Install the Model FTF10 S4 stabilizer by fitting inner section down into respective section of proceeding flue pipe and locking outer stabi lizer 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 tech niques as described in Step 4 Figure 27 FTF10 S4 Stabilizer Figure 27 Note Do not apply excessive pressure to any subsequent chimney sections following the sta bilizer when installing Ensure each subsequent 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 Roof Pitch Mo
35. on materials The combustion air kit firestop spacer and roof flashings not chase flashings may be placed directly on or against normal construction materials The chimney requires a minimum 2 51 mm air space to combustibles A combustible mantle may be installed a minimum of 12 305 mm above the opening of the fireplace as per NFPA 211 Sec tion 7 2 3 3 In Canada the minimum is 24 610 mm above the opening The fireplace and chimney system must be enclosed when installed in or passing through a living area where combustibles or people may come in contact with it This is important to prevent 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 This fireplace is designed and code listed for use with Security Chimneys FTF10 chimney System only Always use Security Chimneys FTF10 chimney components with this fire place Do not modify or alter these compo nents as this may cause a potential serious hazard and void the Warranty Construction Materials e framing materials paneling particle board flooring e millboard e dry wall e plywood elc Insulate Joists Same as Ceiling Draft Stops F10FS 2 Firestop FTF10 CTDTM Termination a Combustible Chase Flashing Must be Used to Cover Chase Opening
36. or chases measuring a minimum of 27 x 27 686 mm x 686 mm up to a maximum of 40 1 2 x 40 7 1029 mm x 1029 mm Consult the FTF10 TMS installation instruction for spe cific installation information Glass Doors If glass doors are to be installed on these fireplaces referto specific installation instruc tions packed with the glass doors Use only the doors that are listed for use with these fire places Use of other non listed glass door on these fireplaces may constitute a potential fire hazard and is not recommended CAUTION CERTAIN GLASS DOORS OVER LAP THE BLACK METAL FACING OF THE FIRE PLACE IF THE FIREPLACE HAS BEEN FACED WITH NONCOMBUSTIBLE MATERIALS THERE MIGHT NOT BE SUFFICIENT CLEAR ANCE TO INSTALL THE GLASS DOORS OF YOUR CHOICE ENSURE ADEQUATE CLEAR ANCE IS MAINTAINED AT ALL TIMES SO AS NOT TO INTERFERE WITH THE INSTALLA TION AND OPERATION OF GLASS DOORS GAS LINE CONNECTION TM 4500 Series fireplaces have been approved to accepta 1 2 13 mm gas line for an approved gas appliance Always have the appliance in stalled by a qualified licensed plumber in ac cordance with all local building codes The gas line may enter either side of the fireplace CAUTION PLUMBING CONNECTIONS SHOULD ONLY BE PERFORMED BY A QUALIFIED LI CENSED PLUMBER MAIN GAS SUPPLY MUST BE OFF WHEN PLUMBING GAS LINE TO FIRE PLACE OR PERFORMING SERVICE If you reinstalling a gas line connect it before the fireplace is fram
37. 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 and wall surrounds to prevent air intrusion Use non combustible 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 50 Combustible Materials Allowed in Shaded Areas Fireplace Min Distance to Protected Side Wall L 18 457mm Min Distance to Unprotected Side Wall Figure 50 NOTE DIAGRAMS amp ILLUSTRATIONS NOT TO SCALE INSTALLATION COMPONENTS The following items are available for use in the installation ofthis appliance Separate installa tion instructions are packaged with all combus tion air kits and chimney terminations If you encounter any problems or have ques tions concerning the installation or application ofthis system please contact your distributor For the name of your nearest distributor call LENNOX HEARTH PRODUCTS 1110 West Taft Avenue Orange California 92865 Stabilizer 63L26 FTF10 S4 Offset Return Package 30 63L2
38. place may be installed directly on a combustible floor or raised ona 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 ply wood 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 Estimate the total weight of the fireplace system including chimney and surround ma terials such as brick stone etc to be in stalled Shipping weights for the fireplace may be found on page 17 2 Measure the square footage of the floor space to be occupied by the system surrounds and hearth extensions 3 Note the floor construction i e 2 x6 s 2x8 s or 2 x 10 s single or double joists type and thickness of floor boards 4 Use this information and consult your local building code to determine if you need addi tional support CAUTION DO NOT BLOCK THE HEAT CIRCU LATING AIR INLET AND OUTLET PORTS ON CIRCULATING MODELS DOING SO MAY RE SULT IN A POTENTIAL FIRE HAZARD If you plan to raise the fireplace and hearth extension build the platfo
39. replace installation and safety techniques 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 accesso ries supplied by the manufacturer and the techniques employed in using finishing mate rials applied to the wall surrounding the fire place hearth extensions 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 IMPORTANT WHEN INSTALLING IN CANADA THE CHIMNEY AIR KIT MUST BE INSTALLED PER THE WARNOCK HERSEY INC LISTING IMPORTANT THE MINIMUM AIR SPACE TO COMBUSTIBLES FOR THE CHIMNEY SYSTEM IS 2 51 MM TYPICAL INSTALLATION Chimney Termination Optional Position m Outside Combustion ir Ki Optional Figure 1 INTRODUCTION General Information This fireplace is a conventional radiant heat fireplace with standard bar grates optional outside combustion air kits and optional deco rative glass doors Note Illustrations shown reflect typical instal lations with nominal dimensions and are for design and framing reference only Actual instal lations may vary due to individual design prefer ences However always maintain minimum clear ances to combustib
40. rm 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 Colonial fireplace is as follows sides and back 1 25 4 combustible floor 0 0 mm adjacent wall 18 457 mm adjacent shielded wall factor of 84 or less 24 W x 36 H 12 305 mm ceiling 37 v2 953 mm Note Clearance at the nailing flange for both fireplace models is 0 0mm Note Adjacent wall considerations are for an adjacent wall on only a single side Walls should not be placed at minimum distance at both sides of the fireplace NOTE DIAGRAMS amp ILLUSTRATIONS NOT TO SCALE INSTALLING THE FIREPLACE Step 1 Slide the fireplace into prepared fram ing or position fireplace in its final position and frame later Step 2 Insert the metal safety strips packaged with the fireplace beneath the fireplace as illustrated Figures 6 and 7 The safety strips should overlap 1 25 mm for continual cover age of the floor Note Safety strips are not required when fire place rests on a noncombustible surface Combustible Wall Zero Clearence to Rear and 4 Side Spacers Metal Safety Strip Hearth Extension Floor a Figure 6 Combustible Wall um Safety Strip Hearth Extension 1 Lei 25 Uu
41. 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 Note Also see NFI National Fireplace Institute Certification Manuals showing other acceptable calculation methods and acceptable alternate materials which can be used NOTE DIAGRAMS amp ILLUSTRATIONS NOT TO SCALE Wall Shield Required if less than 18 457mm Figure 48 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 R values are used to determine acceptable combinations of materials because R values are additive where rand k values are not Rvalue 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 R r xT 119 1 1 19 If it is desired to elevate a marble hearth ex tension 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 for the common brick becomes brick R a ty 0 2
42. se Class 0 metallic duct INSTALLING THE CHIMNEY SYSTEM Step 1 Before continuing check the operation ofthe damper as described on page 4 refer to Figure 3 Step 2 Using standard construction framing techniques construct opening for chimney route upthrough the ceiling s and roof orthrough an outside chase Framing must maintain adequate minimum air space clearance at all times CAUTION ALLOW MINIMUM 2 CHIMNEY AIR SPACETO COMBUSTIBLE FRAMING MEM BERS THROUGHOUT VERTICAL OR OFFSET CHIMNEY INSTALLATION minimum 2 air space must be reserved for all combustible materials extending for any continuous length surrounding the chimney Reference Figures 16 and 17 and charts Fram ing Dimensions for Ceiling and Roof which specify minimum ceiling and roof dimensions In new construction to determine chimney cen 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 20 Then plumb from ceiling or roof level directly above hole which has just been completed NOTE DIAGRAMS amp ILLUSTRATIONS NOT TO SCALE Plumb Line Figure 20 Step 3 Position appropriate firestop spacer at ceiling and nail temporarily with two 2 8d nails Use flat firestop spacer Model F10FS 2 if chi
43. the termination 2 Determine the number of chimney compo nents required except chimney sections This would include firestop spacers stabilizers roof flashing etc 3 The effective heights of the components are The Fireplaces 65 1657 mm FTF10 12 10 74 260 mm FTF10 18 16 74 413 mm FTF10 36 34 74 870 mm CTDTM Termination 10 254 mm CT2 Termination 15 to 23 381 584 mm 54 Stabilizer 3 76 Required for every 30 9 1 of vertical chimney and or 10 of offset chimney 4 Determine amount of chimney height re quired by subtracting total combined height of all pre selected components fireplace and chimney components from total desired height Less Than 10 3m d 2 Min 610mm Y 2 Min 610mm Figure 35 2 Min 610mm 3 Min 916mm NOTE DIAGRAMS amp ILLUSTRATIONS NOT TO SCALE Reference Vertical Elevation Chart and deter mine the number of chimney sections quantity and length required SPECIAL OFFSET INSTRUCTIONS To clear any overhead obstructions you 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 A 30 offset elbow angling in any direction may be the
44. with Steps 6 9 Step 6 Remove one of the knockouts from the fireplace transition and attach the 4 102 mm collar from the air kit to the transition with four 4 No 8 x screws provided Figure 19 woo Optional 5 Connection Chimney Air Kit Figure 19 Step 7 Connect the 4 102 mm Class 0 air duct to the collar with two 2 No 8 72 screws provided in the hardware kit Step 8 Route the Class 0 air duct out the back wall or side wall up through the ceiling or floor joists to an outside wall The air duct should be located above snow level Note If the fireplace is installed against an inside wall the Class 0 air duct may be extended into a ventilated attic space at least 18 457 mm above the attic floor Secure the duct hood to a vertical post with the inlet positioned downward Ensure nothing blocks the hood opening This air duct must never terminate higher than the chimney Step 9 Cut or frame hole through the outside wall for the installation of the duct inlet hood A 4 114 mm diameter hole is sufficient Feed the loose end of the flexible duct through the hole cutforthe inlet hood and attach to collar on inlet hood using two 2 No 6 x 3s screws provided Insert hood into opening Secure hood place with the No 8 x 1 1 2 screws provided or with nails driven through holes in hood flange Seal with noncombustible water proof silicon type caulking If additional duct is needed u
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