Firebox Manual
Contents
1. The description of the part 5 The quantity required 6 The installation date of the firebox Im Description e Gas Fireplace Assembly NOTE The model and serial number can be found on the rating label located on the bottom left front corner of the appliance If you encounter any problems or have any questions concerning the installation of a Vent Free heater in this system please contact your distributor or dealer or visit our website at www cuiheat com A WARNING Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this appliance may result in property damage or personal injury meme S mm 2 2 mem J wem mmewmm wm mmeyme m o NOTE DIAGRAMS amp ILLUSTRATION ARE NOT TO SCALE 17 18 CUI 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 CUI 1026 Old Stage Rd Simpsonville SC 29681 Printed in U S A O 2013 CUI P N 506009 07 REV A 05 20132. Coordinate in Example Floorclearance These fireplaces may sit directly on acombustible surface The appliance should be mounted on a fully supported base extending Screen the full width and depth of the unit The appliance may be located on or near conventional construction materials However Top of Firebox Opening EXAMPLE If you choose to install a mantel that projects 5 you will need to install it so that the bottom of the mantel and trim is approximately 13 or more og z above Firebox opening see coordinate in shaded area above if installed on combustible materials such as carpeting vinyl tile etc a metal or wood barrier covering the entire bottom surface must be used Figure 4 NOTE DIAGRAMS amp ILLUSTRATION ARE NOT TO SCALE ASSEMBLY STEPS NOTES e llustrations shown in this manual reflect typical installations with nominal dimen sions and are for design and framing refer ence 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 Refer to the Framing Specifications Figures on Page 11 The following steps represent the normal sequence of installation Each installation is unique however and might require a different sequence Step 1 Position firebox priorto framing or into prepared framing Step 2
3. Failure to follow these instructions could cause a heater malfunction resulting in serious injury and or property damage A WARNING Do not install in the vicinity where gasoline or other flammable liquids may be stored The Vent Free fire box must be kept clear and free from these combustible materials A WARNING Maintain minimum clearances CONGRATULATIONS In selecting this Everwarm Vent Free Gas Firebox you have chosen the finest and most dependable fireplace to be found anywhere A beautiful prestigious alternative to a wood burning fireplace Welcome to a family of Everwarm Fireplace Owners Please read and carefully follow all of the instructions found in this manual Please pay special attention to the safety instructions provided in this manual The Homeowner s Care and Operation Instructions included here will assure that you have many years of dependable and enjoyable service from your Everwarm product TABLE OF CONTENTS Important Safety Information Page 2 Packaging List Page 3 General Information Page 3 Burn in Period Page 3 Tools Building Supplies Page 3 Codes seen Page 3 Combustion And Ventilation Air Page 4 Cold Climate Insulation Page 4 Requirements for the Commonwealth of Massachusetts Page 5 Location Of Firebox P
4. Field wire the main power supply to the appliance if a blower kit is to be installed at the time of installation or a later date An optional junction box kit and blower kit is required see Page 16 for ordering information Followthe installation and wiring instructions on Pages 12 through 14 Electrical connections should only be performed by an experienced licensed certified tradesman Step3 Plumb gas line Gas connections should only be performed by an experienced licensed certified tradesman Step 4 Install decorative type Vent Free room heater per the instructions provided with the Vent Free room heater Step 5 Complete finish wall material sur round and optional hearth extension to your individual taste INSTALLATION Gas Line Installation A CAUTION Plumbing connections should only be performed by a qualified licensed plumber Main gas supply must be off when plumbing gas line to fireplace or performing service Consult all local codes Properly size and route the gas supply line from the supply regulator to the area where the appliance is to be installed per requirements outlined in the National Fuel Gas Code NFPA 54 latest edition USA or B149 latest edition Canada Never use galvanized or plastic pipe Gas lines must be routed constructed and made of materials that are in strict accordance with local codes and regulations We recommend that a qualified individual such as a plumber or gas
5. Ll Dod BEBE G Box Right Side Only remove the knock out before installing aaa a EHE Bilal ot J Box J Box Electrical Kit is Top of Bottom Opening not provided with appliance d JIU DL T II ILLILL IIS LILILI LLLI ia7 M 157 A C Front View Right Side View Figure 6 NOTE DIAGRAMS amp ILLUSTRATION ARE NOT TO SCALE FRAMING SPECIFICATIONS Framing Dimensions Opening A 42 1 4 1073 40 1 4 1022 23 9 16 599 11 1 4 286 63 1 2 1613 31 3 4 807 20 1 2 521 H 44 3 16 1122 Table 1 This Table corresponds to Figures 7 8 and 9 WARNING Do not fill spaces around the firebox with insulation or other materials This Figure corresponds to Table 1 Figure 7 Hood Kit Installation The firebox canopy hood must not be modified or replaced with a canopy that may be provided with the unvented decorative room heater NOTE A hood comes standard and is required for model EWVF36 The factory supplied hood must be installed on the firebox for safe opera tion for model EWVF36 in all installations See Figure 11 These hood kits are design to be fitted to the face of the appliance directly above the firebox opening In addition to providing an aesthetically pleasing appearance to your appliance the hood reduces heat effects to decora tive mantels and finish materials located directly above the fireplace
6. and reduces the Mantel Trim clearances see Figure 4 on Page 7 Please read this entire manual and understood thoroughly before proceed ing with the installation of these kits Step 1 Using a 5 16 nut driver or socket remove the screen and rod assemblies as shown in Figure 10 Step 2 Align the hood with the holes in the side frames as shown in Figure 11 Install three screws as shown in Figure 11 Make sure hood is level and secure Step 3 Reinstall screen and rod assemblies see Figure 10 Corner Installation Back Wall Of Chase Enclosure Including Finishing Materials If Any This Figure corresponds to Table 1 lt A E Rough Framing Fac Unfinished Shown Figure 8 Parallel Installation Rough Framing Face Unfinished Shown Back Wall Of Chase Enclosure Including Finishing Materials If Any lt 6 G This Figure corresponds to Table 1 Figure 9 Removing Screens and Rods Remove screws see dotted lines Pull out rods from locating holes on side of firebox opening Reinstalling Screens and Rods Insert rods into corresponding locating holes on sides offirebox opening then reinstall screws as shown Figure 10 NOTE DIAGRAMS amp ILLUSTRATION ARE NOT TO SCALE 11 8 d U Side View Figure 11 OPTIONAL EQUIPMENT Blower Kits The EWFBK100 Blower Kits are used when a wall
7. and the local or state gas inspector having jurisdiction for the installation of all unvented propane or natural gas fired space room heaters The permits shall be conditioned upon final inspection and approval of installation by the head of the fire department and the local or state gas inspector having jurisdiction Acopy of the manufacturer s installation operating literature shall be submitted with each permit application Before operation the Head of the Fire Department and the local or state gas inspector shall inspect the installation for compliance with 527 CMR Board of Fire Prevention Regulations and 248 CMR Board of State Examiners of Plumbers and Gas Fitters A final inspection by the state or local gas inspector of the unvented space room heater shall not be performed until proof is provided that the head of the fire department having jurisdiction has granted a permit b Unvented propane or natural gas fired space room heaters shall conform to ANSI Z21 11 2 be equipped with an oxygen depletion safety ODS shutoff system and be Product approved in accordance with 248 CMR c Unvented propane or natural gas fired space room heaters shall be installed in accordance with their listings and the manufac turer s instructions Proper clearances to combustibles shall be maintained In no case shall the clearances be such as to interfere with combustion air and accessibility d Installations shall be of a p
8. compart ments burners and circulating air passageways of the heater be kept clean Allow the heater to cool before servicing Always shut off any electricity or gas to the heater while performing service work Do not install the firebox in a sleeping room or bathroom The appliance and its individual shut off valve must be discon nected from the gas supply piping system while performing any tests of the gas supply piping system at test pressures equal to or less than 1 2 psig A WARNING e The heater must be isolated from the gas supply piping system by closing its individual manual shut off valve during any pres sure testing of the gas supply piping system at test pressures equal to or less than 1 2 psig Keep heater area clear and free from combustible materials gasoline and other flammable vapors and liquids Do not use this heater if any part has been under water Im mediately call a qualified service technician to inspect the heater and to replace any part of the con trol system and any gas control which has been under water Ensure that the heater is clean when operating Excessive dust accumulation on the burner and logs will increase the amount of carbon monoxide formation and could lead to carbon monoxide poisoning and death A IMPORTANT Before starting your firebox instal lation read these installation instructions carefully to be sure you understand them completely and in entirety
9. during the Burn In period Misc Codes Standards The Installation must conform to local codes or in the absence of local codes with the National Fuel Gas Code ANSI Z223 1 NFPA 54 latest edition The appliance when installed must be electri cally grounded in accordance with local codes or in the absence of local codes with the National Electrical Code ANSI NFPA 70 latest edition Check the packaging list to be sure that you have all the necessary parts in usable condition Also check for concealed damage Tools and Building Supplies Normally Required Tools Should Include Phillips screwdriver Hammer Saw and or sabersaw Level Measuring tape Electric drill and bits Pliers Square Piping complying with local codes Pipe wrench Tee joint Pipe compound Building Supplies Should Include Framing materials e Wall finishing materials e Caulking materials noncombustible Fireplace surround materials noncombustible Insulation for packing around gas line penetration holes Codes Adhere to all local codes or in their absence the latest edition of The National Fuel Gas Code ANSI 2223 1 or NFPA 54 latest edition which can be obtained from The American National Standards Institute Inc 1430 Broadway New York NY 10018 or National Fire Protection Association Inc Batterymarch Park Quincy MA 02269 COMBUSTION AND VENTILATION AIR Heaters installed in these appliances shall not be i
10. fitter be hired to correctly size and route the gas supply line to the appliance Installing a gas supply line from the fuel supply to the appliance involves numerous considerations of materials protection sizing locations controls pressure sediment and more Certainly no one unfamiliarand unqualified should attempt sizing or installing gas piping Removethe gas line access cover plate on either the left or right side of the fireplace see Figure 6 showing locations Install 1 2 min to 1 1 2 max inside diameter approved gas line through the firebox wall for connection to the Vent Free room heater inside the firebox Connect the gas line before the firebox is enclosed in the finished wall Gas line holes and other openings should be caulked with high temperature caulk or stuffed with unfaced fiberglass insulation Ensure that a sediment trap is installed in the existing gas line if not install a sediment trap upstream of the heater to prevent moisture and contaminants from passing through trap to the heater controls and burners Failure to do so could preventthe heaterfrom operating reliably An external regulator must be used on all pro pane L P G heaters in additiontothe regulator fitted to the heater to reduce the supply tank pressure to 13 W C maximum Any copper tubing used to supply propane L P G from the tank must be internally tinned A WARNING Check Gas Type The gas supply must be the same as st
11. in the above example is a confined space because the actual BTU Hr used is more than the maximum BTU Hr the space can sup port You must provide additional fresh air A WARNING Ifthe area in which the heater may be operated does not meet the required volume for indoor combustion air combustion and ventilation air shall be provided by one of the methods described in the National Fuel Gas Code ANSIZ223 1 NFPA54 the Inter national Fuel Gas Code or applicable local codes NOTE DIAGRAMS amp ILLUSTRATION ARE NOT TO SCALE Your options are 5 Rework equations adding the space of adjoin ing room s If the extra volume provides an unconfined space then remove door or add ventilation grills between rooms Refer to National Fuel Gas Code ANSI 7223 1 latest edition Section on Air for Combustion and Ventilation Vent room directly to the outdoors Refer to National Fuel Gas Code ANSI 7223 1 latest edition Section on Air for Combustion and Ventilation Installa lower BTU Hr heater such as a 21 000 BTU Hr to make the area an unconfined space c ce If the actual BTU Hr used is less than the maximum BTU Hr the space can support then the space is an unconfined space You will need no additional fresh air ventilation for an unconfined space This appliance shall not be installed in a room or space unless the required volume of indoor combustion air is provided by the method described in the Natio
12. only beentested and approved for use with ANSI Z21 11 2 Vent free gas logs A WARNING Do not attempt to burn solid wood fuels other gas log sets or any other combustible materials in this vent free firebox A WARNING Any change to this Vent Free room heater can be dangerous Improper installation or use of this heater can Cause serious injury or death from fire burns explosion or carbon monoxide poisoning A WARNING Do not allow fans to blow directly into the fireplace Avoid any drafts that alter burner flame patterns A WARNING Carbon Monoxide Poisoning Early signs of carbon monoxide poisoning are similar to the flu with head aches dizziness and or nausea If you have these signs obtain fresh airimmediately Have the Vent Free Gas Heater serviced as it may not be operating correctly A WARNINGS e Due to high temperatures the firebox should be located out of traffic and away from furniture and draperies Do not place clothing or other flammable material on or near the heater Any safety screen or guard re moved for servicing the firebox must be replaced and or closed prior to operating the heater Installation and repair should be done by a qualified service person The heater should be inspected before use and at least annually by a professional service person More frequent cleaning may be required due to excessive lint from carpet ing bedding material etc It is important that control
13. such as joints around window and door frames between sole plates and floors between wall ceiling joints between wall panels at penetrations for plumbing electrical and gas lines and at other openings c ce Usethe following equations to determine if you have a confined or unconfined space 1 Determine the volume of space ft Length x Width x Height ft Include adjoining rooms with doorless passageways or ventilation grills between rooms Example 24 L x 16 W x 8 H 3072 ft 2 Divide the volume of space by 50 ft to determine the maximum BTU Hr the space can support volume of space ft 50 ft Maximum BTU Hr the space can support Example 3072 ft 50 ft 61 44 or 61 440 BTU Hr the space can support 3 Add the BTU Hr of all the fuel burning appli ances in the space Vent Free heater BTU Hr Gas appliance 1 BTU Hr Gas appliance 2 BTU Hr Total BTU Hr Example Vent free heater 26 000 BTU Hr Gas appliance 1 40 000 BTU Hr water heater Total 66 000 BTU Hr Do not include direct vent gas appliances Direct vent is sealed combustion and draws combustion air from the outdoors Compare the maximum BTU Hr the space can support with the actual amount of BTU Hr used gt BTU Hr max the space can support BTU Hr actual amount of BTU Hr used Example 61 440 BTU Hr max the space can support BTU Hr actual amount of BTU Hr used 66 000 The space
14. the black front facing Seal all joints between the black facing Combustible Wall Ped Non Combustible Wall see Figure 4 Raised Hearth Extension combustibles allowed No carpet or vinyl 5 3 4 Max From Base to Bottom of Firebox Opening floor Figure 23 Raised Hearth Extension h and wall surrounds to preventair intrusion Use noncombustible caulking material only to seal the black metal facing to the surround material on the finished wall See Figures 3 and 23 Raised Hearth Extension A hearth extension may be used but is not required for these appliances A raised hearth extension may be used as shown in Figure 23 Fireplace Opening Firebox Floor N SIDE VIEW Combustible Platform NOTE DIAGRAMS amp ILLUSTRATION ARE NOT TO SCALE 15 APPROVED ACCESSORIES AND COMPONENTS Junction Box Receptical Kit EWJBK Junction Box Electrical Kit ref Form 506020 24 Junction Box Receptical Kit The EWJBK Junction Box J Box Kit is de signed to be used when an optional EWFBK100 or EWFBK200 Blower Kit is to be installed ref Form 506020 25 Outside Air Gate and Duct Kit These kits have an air gate assembly 4 diameter duct and atermination hood The air gate allows adjustment of the amount of outside air delivered to the fire for combustion Only one kit located on the right side of the fireplace is required The variable speed control rheostat is included with EWFBK2
15. 00 models only An locally sourced ON OFF wall switch can be used with the EWFBK 100 models The installation of these kits also require a Junction Box Receptical Kit not included See ordering information on this page Forced Air Blower Kits Blower Standard single speed Blower Variable Speed w wall mounted switch ref Form 506020 27 Blower Kit The EWFBK100 blower provides for a constant velocity forced air circulation feature for your appliance The EWFBK200 assembly with vari able speed wall switch provides a forced air circulation feature for your appliance Touch Up Paint Kits Description Model No FTPK B Touch Up Paint Black ref Form 750050M Touch Up Paint Kit Repair of minor scratches and discoloration of the appliance black painted surfaces may be accomplished with the touch up paint kit two Remote onal Ready aumer Swim 250o aai EWPO30R 30 Vent Free Gas Log Set NOTE DIAGRAMS amp ILLUSTRATION ARE NOT TO SCALE REPLACEMENT PARTS An exploded view of the firebox with numbered parts and a replacement parts list can be found on the page Normally all parts should be ordered through your distributor or dealer Parts will be shipped at prevailing prices at time of order When ordering repair parts always give the following information 1 The model number of the firebox 2 The serial number of the firebox 3 The part number 4
16. EVERWARM warming from the inside out In the Commonwealth of Massachusetts e Installation must be performed by a licensed plumber or gas fitter e See Table of Contents for location of additional Common wealth of Massachusetts requirements WARNING If the information in this manual is not followed exactly a fire or explosion may result causing property damage personal injury or loss of life FOR YOUR SAFETY Do not store or use gasoline or other flammables or liquids in the vicinity of this or any other appliance FOR YOUR SAFETY What to do if you smell gas e DO NOT light any appliance e DO NOT touch any electrical switches e Do not use any phone in your building e Immediately call your gas supplier from a neighbor s phone Follow your gas suppliers instructions If your gas supplier cannot be reached call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier INSTALLATION AND OPERATION INSTRUCTIONS UNIVERSAL VENT FREE FIREBOX 36 x 24 Universal Vent Free Fireboxes P N 506009 07 REV A 05 2013 MODEL EWVF36 FOR USE ONLY WITH A LISTED GAS FIRED UNVENTED DECORATIVE ROOM HEATER NOT TO EXCEED 40 000 BTU H DO NOT BUILD A WOOD FIRE WARNING IMPROPER INSTALLATION ADJUST MENT ALTERATION SERVICE OR MAINTENANCE CAN CAUSE INJURY OR PROPERTY DAMAGE REFER TO THIS MANUAL FOR ASSISTANCE OR ADDITIONAL INFORMATION CONSULT A QUA
17. LI FIED INSTALLER SERVICE AGENCY OR THE GAS SUPPLIER Carefully review the instructions supplied with the decorative type unvented room heater for the minimum fireplace size requirement DO NOT INSTALL AN APPLIANCE IN THIS FIREBOX UNLESS THIS FIREBOX MEETS THE MINIMUM DIMENSIONS REQUIRED FOR THE INSTALLATIONS THIS IS A VENT FREE GAS FIRED HEATER ENCLO SURE IT USES AIR OXYGEN FROM THE ROOM IN WHICH IT IS INSTALLED PROVISIONS FOR ADEQUATE COMBUSTION AND VENTILATION AIR MUST BE PROVIDED REFER TO COMBUSTION AND VENTILATION AIR SECTION PAGE 4 Due to high temperatures the appliance should be located out of traffic and away from furniture or draperies Donot place clothing or other materials on or near this appliance IMPORTANT READ AND UNDERSTAND THESE INSTRUCTIONS COMPLETELY BEFORE INSTALLING YOUR VENT FREE ROOM HEATERS Tested amp Listed By Portland Port Ke usA OTL Report No 116 F 38c 5 US OMNI Test Laboratories Inc IMPORTANT SAFETY INFORMATION INSTALLER PLEASE LEAVE THESE INSTRUC TIONS WITH THE OWNER OWNER PLEASE RETAIN THESE INSTRUC TIONS FOR FUTURE REFERENCE hi A WARNING r If the information in this manual is not follwed exactly a fire or explosion may result causing prop erty damage personal injury or loss of life A IMPORTANT The fireplace screens on the appli ance must be closed prior to operat ing the fireplace A WARNING These built in vent free fireboxes have
18. age 6 Clearances ssssssseee Page 6 Assembly Steps sssss Page 8 Gas Line Installation Page 8 Firebox Framing Page 9 Firebox Installation Page 9 Specifications ssss Page 10 Framing Specifications Page 11 Hood Installation Page 11 Optional Equipment Blower Kit Installation Page 12 Firebox Finishes Page 15 Accessories components Page 15 Replacement Parts List Page 17 This installation manual will help you obtain a safe efficient dependable installation for your appliance and vent system PLEASE READ AND UNDERSTAND THESE INSTRUCTIONS BEFORE BEGIN NING YOUR INSTALLATION Packaging List Vent Free Gas Firebox Hood Installation and Operation Instructions Warranty Certificate NATIONAL FIREPLACE We recommend that our gas INSTITUTE hearth products be installed NFI and serviced by profes sionals who are certified in the U S by the National Fireplace Institute NFI as NFI Gas Specialists e CERTIFIED www nficertified org GENERAL INFORMATION These Vent Free firebox enclosures are designed toacceptall ANSIZ21 11 2 approved Decorative Type Vent Free Gas Log Room Heaters Forthe appropriate Vent Free Gas Log Room Heater mode
19. at the tabs located on the cabinet base are seated in the notches of the blower bracket Bend the tabs over to secure the blower assembly see Figure 21 Step 5 Plug power cord into the electrical outlet as illustrated in Figure 13 Firebox ur m EL w Blower Access Panel lad n Remove screw then lift out blower access panel Figure 15 Model EWVF36 Cover Plate J Box and Receptacle Remove knock out PO strain relief bushing presses into this hole around romex wires see Step 8 on Page 14 Strain Relief Bushing Figure 16 Junction Box Kit Firebox floor Install into side wall rectanular opening Figure 17 Right Outside Cabinet Panel J Box Flanges J Box and Electrical Outlet Figure 18 13 NOTE DIAGRAMS amp ILLUSTRATION ARE NOT TO SCALE 14 Firebox floor Y W Locating Tabs Figure 20 Bend Locating Tabs Over into notches Figure 21 Step 6 Route a 3 wire 120 VAC 60 Hz 1 ph power supply to the right side of appliance Step 7 Locate the J Box cover provided in J Box Kit Remove the round knock out see Figure 16 Step 8 Ensure that power supply wires are NOT live before making these connections Install J Box Cover Plate as follows Feed the Romex wires or other equivalent plastic insulated wire Refer ANSI NFPA 70 National Electrical Code Latest Edition through the J Box Cover retangular openin
20. ated on the heater s rating plate If the gas supply is different DO NOTINSTALL the heater Contact your dealer for the correct model NOTE DIAGRAMS amp ILLUSTRATION ARE NOT TO SCALE A IMPORTANT Hold heater regulator with a wrench to prevent movementwhen connect ing to inlet piping A WARNING Connecting directly to an unregu lated propane L P G tank can cause an explosion A IMPORTANT Pack unfaced fiberglass insulation material not provided around the gas line access hole on appliance and all exterior gas line penetra tion holes TEST ALL CONNECTIONS FOR GAS LEAKS FACTORY AND FIELD Test all gas joints from the gas meter to the gas heater regulator for leaks using a gas leak test solution also referred to as bubble leak solution NOTE Using a soapy water solution as a leak detection solution is not recommended because the soap residue that is left on the pipes fittings can result in a false positive leak detection reading ifa gas leak sniffer is used Soap residue can also result in corrosion over time DO NOT USE AN OPEN FLAME TO CHECK FOR LEAKS Leak Test Procedure Turn on gas supply and test for gas leaks using a gas leak test solution A Light the appliance refer to the lighting instructions label provided with gas logs ow Brush all joints and connections with the gas leak detection solution If bubbles are formed or gas odor is detected turn the gas control knob of
21. ccordance with 105 CMR Department of Public Health i Sellers of unvented propane or natural gas fired space room heaters shall provide to each purchaser a copy of 527 CMR 30 00 upon sale of the unit e Installation and repair must be done by a plumber or gas fitter licensed in the Commonwealth of Massachusetts The flexible gas line connector used shall not exceed 36 inches 92 centimeters in length The individual manual shut off must be a T handle type valve NOTE DIAGRAMS amp ILLUSTRATION ARE NOT TO SCALE LOCATION OF FIREBOX Carefully selectthe best location for installation of your built in Vent Free firebox The following factors should be taken into consideration Clearance to side wall ceiling woodwork and windows e Location must not be affected by drafts caused by kitchen exhaust fans return air registers for forced air furnaces air condi tioners windows or doors e Installation must provide adequate ventila tion and combustion air A WARNING Do not install these built in Vent Free fireboxes in sleeping quarters or in recreational vehicles A WARNINGS Do not install these appliances e Where curtains furniture cloth ing or other flammable objects are less than 42 from the front of the Vent Free room heater e In high traffic areas Optional Hearth Extension Figure 2 e Donotinstall this firebox ina sleeping room Ceiling clearance The ceiling must be at or iroun e I
22. ermanent type with a permanently piped fuel supply in accordance with 248 CMR LPG appliances shall be subject to the storage requirements in accordance with 527 CMR 6 00 Portable unvented propane or natural gas fired space room heaters shall be prohibited e Unvented propane or natural gas fired space room heaters shall be prohibited in bedrooms and bathrooms f Space room heaters shall be properly sized for the room or space of installation but shall not exceed a maximum of 40 000 BTU input per room or space g In occupancies with an unvented propane or natural gas fired space room heater no less than one listed carbon monoxide detector that is installed in accordance with the manufacturers instructions shall be installed and maintained near the space where the heater is located 1 Any building wherein the heater is to be installed shall as a precondition to such installation have working smoke detectors installed and maintained in accordance with the requirements of 780 CMR State Board of Building Regulations and Standards in effect at the time of construction or 2 If no requirement was in effect at the time of construc tion the smoke detector shall be compliant and installed as provided for in M G L c 148 26E h In rooms and buildings served by an unvented propane or natural gas fired space room heater a primary source of heat which is operable shall be permanently installed and maintained in the building in a
23. f pilot on to the OFF position Either tighten or refastenthe leaking connection then retest as described above c When the gas lines are tested and found to be leak free rinse off the leak testing solution from gas line fittings Firebox Framing Construct firebox framing following Figures 7 through 9 and Table 1 0n Page 11 for your specific installation requirements Refer to Figure 6 on Page 10 for firebox dimensions The firebox may be installed directly on a combustible floor or raised on a platform of an appropriate height When the appliance is installed directly on carpeting vinyl tile or other combustible material otherthan wood flooring the appliance shall be installed on a metal or wood panel extending the full width and depth of the appliance Be sure firebox rests on a solid continuous floor or platform with appropriate framing for support and so that no cold air can enter room from under the firebox A CAUTION Do not block the heat circulating air inlets and outlets on these fireboxes Doing so may create a potential fire hazard The firebox may be positioned and then the framing built around it or the framing may be constructed and the firebox positioned into the opening Usually no special floor support is needed for the firebox however to be certain 1 Estimate the total weight of the firebox system and surround materials such as marble brick stone etc to be installed see Prod
24. g then connect to the J box wires The strain relief bushing should be pressed into the knock out on J box cover around the Romex this will provide protection to the wires and prevents strain against connections from J box See Wiring Diagram Figure 14 Install the cover plate over J Box opening on appliance as shown in Figure 22 NOTE Wire connections should be positioned inside of the ap pliance Romex is a plastic insulated wire from power supply sometimes called non metallic sheath Right Side Panel of Firebox J Box opening on appliance Use screw provided and secure in place as shown The notched side of cover plates goes inside firebox panel Sen du i Cover Plate Figure 22 Installing J box Cover Plate All Models Step 9 Follow the instructions below for the kit you are installing EWFBK200 Kits Install the kit provided variable speed control rheostat in a convenient location on a wall near the fireplace Step 10 Follow the instructions below for the model you are installing Model EWVF36 Reinstall the blower access panel that was removed on Step 1 see Figure 15 NOTE DIAGRAMS amp ILLUSTRATION ARE NOT TO SCALE FIREBOX FINISHES There are a wide variety of finished looks for your built in Vent Free firebox from formal wall decor with elaborate mantels to rustic wood paneling or warm brick facings Only noncombustible materials like marble stone tile brick etc may overlap
25. installation of these kits also require a Junction Box Electrical Kit not included See Page 16 for ordering information NOTE If any of the original wire as supplied must be replaced it must be replaced with type AWM 105 degree C 14 gage wire Figure 14 Installation Instructions EWFBK100 or EWFBK200 Blower Kits and EWJBK Junction Box Kit A IMPORTANT All electrical wiring must be performed by licensed Elec tricians Electrical wiring must comply with the National Electrical Code ANSI NFPA 70 latest edition Step 1 Follow the instructions below for the model you are installing Model EWVF36 Using a screwdriver remove the screw from the blower access panel as shown in Figure 15 Slide the panel to the right until the flange Clears the opening Remove the panel and set aside Step 2 Remove the rectangular knock out for J Box on the right side of unit see Figure 6 for location Install the Junction Box and Electrical outlet below the firebox floor into the rectangular opening on the right side cabinet panel where you removed the knock out see Figures 17 and 18 The Junction Box Electrical Kit is sold separately see Page 16 for ordering information NOTE Pass the wires through the hole then squeeze the J Box flanges together to fit into opening Step 3 Loosely tie aknotin the power cord to take up slack see Figure 19 Step 4 Locate the tabs shown in Figure 20 Position the blower assembly so th
26. l referto Page 16 see Vent Free Gas Log Sets Refertothe installation instructions pro vided with the log sets for detailed instructions This installation manual along with the vent free gas log installation manual will enable you to obtain a safe efficient and dependable instal lation of your room heater system Do not alter or modify the firebox or its components under any circumstances Any modification or alteration of the firebox system including but not limited to the firebox and ac cessories may void the warranty listings and approvals of this system and could result in an unsafe and potentially dangerous installation These Built In Vent Free Fireboxes have been tested and approved as Ventless Firebox Enclo sures for Gas Fired Unvented Decorative Room Heaters to ANSI Z21 91 2007 Burn in Period During the first few times of operation of this appliance there will be some odor due to the curing of the paint and burning off of lubricants used in the manufacturing process We recom mend that you open windows and ventilate the house during the initial burns The paint emits non toxic odors during this process Depending on your use the burn in period may take a few hours or a few days KEEP YOUR HOUSE WELL VENTILATED DURING THE BURN IN PERIOD THE ODOR AND HAZE EMITTED DURING THE BURN IN PERIOD CAN BE QUITE NOTICEABLE AND MAY SET OFF A SMOKE DETECTOR If an optional blower is installed Do not turn it on
27. mounted ON OFF blower switch is desired and the EWFBK200 Blower Kits are used when a wall mounted variable speed blower control rheostat is desired A Junction Box Electrical Kit is also required to install these kits purchased separately see Page 16 The blower is installed beneath the firebox Room air is drawn in through the side slots of the fireplace heated as it passes across the firebox and discharged through the upper area of the firebox opening The installation instructions for installing these blower kits are on Pages 12 through 14 Also see the installation instructions provided with the blower kits Form 7 506020 27 For electrical requirements refer to Figures 12 13 and 14 If the blower kit is to be installed at the time of installation or at a later date the main power supply must be installed at the time of instal lation This will require that the electrical connections must be made BEFORE the firebox is framed and enclosed in the finished walls Route a 3 wire 120 VAC 60 Hz 1 ph power supply and connectto electrical receptacle wires and wall switch or rheostat A IMPORTANT The Ground Lead musthe connected to the green screw located on the junction box Failure to do this could result in an electrical short or shock injury The appliance must be electrically grounded in accordance with local codes or in the absence of local codes the national electrical code ANSI NFPA 70 latest editio
28. n In Canada the current CSA 22 1 Canadian Electrical Code A CAUTION Electrical connections should only be performed by a qualified licensed electrician Main power must be off when connecting to main electrical power supply or performing service Blower Motor Grounded to Appliance Motor Plug Receptacle Appliance Junction Box NOTE If any of the original wire as supplied must be replaced it must be replaced with type AWM 105 degree C 14 gage wire Figure 12 NOTE DIAGRAMS amp ILLUSTRATION ARE NOT TO SCALE Top View Junction Box Electrical Outlet Blower Bend blower mounting tabs up to secure blower in place 3 Tie a loose knot in power cord to take up slack 0 The Junction Box Electrical Kit is not included See Page 16 for ordering information Figure 13 120V 60HZ 1PH BLOWER CONTROL CIRCUIT WIRING Ground Green Neutral White 120 VAC Black Wall mounted ON OFF Blower Switch or Variable Speed Control Switch 7 O HOT SIDE OF RECEPTACLE Black 7 o NEUTRAL SIDE OF RECEPTACLE Junction X Box Intact Green J Plug blower Ground into this Screw receptacle Field Wired Factory Wired Blower Ground A ON OFF Wall Switch is used with the EWFBK100 kit field provided A Variable Speed Control provided is used with the EWFBK200 kit The
29. n windy or drafty areas least 40 from the top of the firebox opening Location should be out of high traffic areas Figure 2 and away from furniture and draperies due to heat from firebox Noncombustible material Noncombustible materials such as slate and marble must be at least 1 2 thick and may be used without restriction above the firebox opening to the sides or as a hearth extension so long as they do not obstruct vent openings for heat circulating models Never obstruct the front opening of the Vent Free firebox or restrict the flow of combustion and ventilation air Minimize modifications to existing construc tion See Figure 1 for location suggestions RECOMMENDATION Use high temperature finish material for the mantels CAUTION Do not install in the vicinity where gasoline or other flammable liquids may he stored The Vent Free fire box must be kept clear and free from these combustible materials Combustible Wall Clearance Above Appliance all models Not to Scale Figure 1 Finished Wall Clearances A WARNING Ensure the minimum clearances shown in Header Figures 2 through 4 are maintained Left and mE Top Stand Do not use a blower insert heat right clearances are determined when facing Non Combustibl Off Spacer i ee on appliance exchanger insert or other acces the front of the firebox Material 3 Min j j shaded area Mal i approved for use with this Follow these ins
30. nal Fuel Gas Code ANSI 2223 1 NFPA 54 the International Fuel Gas Code or applicable local codes Maintain adequate clearances around air openings Maintain adequate clearances for accessibility for purposes of servicing and proper operation COLD CLIMATE INSULATION For cold climate installations seal all cracks around the appliance with noncombustible material and wherever cold air could enter the room It is especially important to insulate outside cavities between studs and under floor on which the appliance rests if floor is above ground level Gas line holes and other openings should be caulked with high temperature caulk or stuffed with unfaced fiberglass insulation If thefireplace is being installed on a cement slab in cold climates a sheet of plywood or other raised platform can be placed underneath to prevent conducting cold up into the room It also helps to sheetrock inside surfaces and tape for maximum air tightness and caulk firestops NOTE The following requirements reference various Massachusetts and national codes not contained in this document Requirements for the Commonwealth of Massachusetts Un vented Room Heaters shall be installed in accordance with 527 CMR 30 00 and 248 CMR 3 00 through 7 00 a Permits and Inspections In addition to complying with 248 CMR 3 05 the following requirements must be satisfied 1 N co A c1 A permit shall be obtained from the head of the fire department
31. nstalled in a confined space Heaters installed in these appliances may be located in unusually tight construction provided the space is unconfined or if confined is provided with two permanent openings communicating directly with an additional room s of suf ficient volume so that the combined volume of all connected spaces meets the criteria for an unconfined space National Fuel Gas Code ANSI Z223 1 NFPA 54 latest edition Section on Airfor Combustion and Ventilation Gener ally 50 ft per 1 000 BTU input of all operating appliances in the space The National Fuel Gas Code defines a confined space as a space whose volume is less than 50ft per 1 000 BTU Hr 4 8 m per kw of the aggregate input rating of all appliances installed inthatspace and an unconfined space as a space whose volume is not less than 50 ft per 1 000 BTU Hr 4 8 m per kw of the aggregate input rating of all appliances installed in that space Rooms communicating directly with the space in which the appliances are installed through openings not furnished with doors are consid ered a part of the unconfined space Unusually tight construction is defined as construction where a Walls and ceilings exposed to the outside atmosphere have a continuous water vapor retarder with a rating of one perm orless with openings gasketed or sealed and Weather stripping has been added on oper able windows and doors and Caulking or sealants are applied to areas
32. side framing members using the full length nailing tabs at the top and bottom of the fireplace front face Use 8d nails see Figure 5 NOTE DIAGRAMS amp ILLUSTRATION ARE NOT TO SCALE NOTE The nailing flange and the area directly behind the nailing flange is exempt from the clearances described on the firebox clearance label Step 4 To safely operate the heater with con sideration of the mantel clearances the hood must be installed A IMPORTANT Under no circumstances shall the firebox top spacers be removed or modified see Figure 5 The header may be in direct contact with the top spacers but must not be supported by them notched or altered to fit around them Top Spacer 8d Nail Figure 5 10 SPECIFICATIONS Dimensions ES BOSE weiss TAT eT epoTelr 24 41 3 4 37 1 4 23 172 20 EM EN EM EM EM EA EM NN 914 610 1061 946 597 508 iu 187 403 190 303 33 140 770 753 Product Reference Information A hood comes standard and is required for model EWVF36 The factory Model Ship Weight Ibs Shipping Volume supplied hood must be installed on the firebox for safe operation in all installations Junction Box Top View Top Stand Off Spacers 4 places Dd Top of Firebox Opening Het 3 0 16 ILL T LII ba ea a Hood EL ft f If Gas Line Access EEE OO o Bilal i Both Sides Access Opening for Junction
33. tructions carefully to ensure safe appliance installation Failure to follow these requirements Shown with hood Top of Appliance may create a fire hazard Installed required on EWVF36 Sidewall clearances The sides of the firebox opening must be at least 16 from any com ME bustible wall Figure 2 Figure 3 NOTE DIAGRAMS amp ILLUSTRATION ARE NOT TO SCALE Noncombustible material minimum requirements with wood mantel Combustible Mantel and Trim Clearance or other combustible projections To install the firebox with a wood mantel shelf or other combustible projection above firebox opening Model EWVF36 WITH Hood Installed Refer to Figure 4 Hood is required on all installations for this model vas Minimum clearance requirements include any projections suchas shelves window sills mantels etc above the appliance Combustible Mantel and Trim A WARNING The hood must be in place to be in compliance with the clearances specified in Figure 4 Do not remove or replace hood only use hood supplied for these fireboxes see Page 17 Do not use any hood which may be pro vided with the decorative type Vent Free room heater Combustible Material wall J Header Top Spacer If your mantel profile is unsafe you may either on Appliance A Non Combustible Raise the mantel to an acceptable y Material 3 Min height or Top of Appliance Remove the mantel Example T
34. uct Referance Table on Page 10 for appliance weight N Measure the square footage of the floor space to be occupied by the system and surrounds co Note the floor construction i e 2 x 6 2 x 8 or 2 x 10 single or double joists type and thickness of floor boards gt Use this information and consult your lo cal building code to determine if you need additional support If you plan to raise the firebox build the plat form assembly then position firebox on top Secure the platform to the floor to prevent possible shifting Firebox Installation Step 1 Framethese appliances as illustrated in Figures 7 through 9 All framing details must allow for a minimum clearance to combustible framing membersas shownin Figures 2through 4 Also refer to appliance specifications on Page 10 Headers may be in direct contact with the appliance top spacers but must not be sup ported by them or notched to fit around them All construction above the appliance must be self supporting DO NOT USE THE APPLIANCE FOR STRUCTURAL SUPPORT NOTE The framed depth 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 depth must be measured from the drywall surface It is important that this dimension be exact Step 2 Level the firebox by checking the top edge of the firebox Shim if necessary Step 3 Fireplace should be secured to
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