Desa V50S User's Manual
Contents
1. Ventilation Grills Into Adjoining Room Option 1 Ventilation Grills Or Into Adjoining Room Remove Door into Adjoining Room Option O 3 Figure 2 Ventilation Air from Inside Building gt Outlet eee ir u Outlet Air z To Attic gt po CON To Crawl Space Inlet Air I 3 Ventilated Inlet Air Crawl Space Figure 3 Ventilation Air from Outdoors DESA INSTALLATION Installation Clearances INSTALLATION WARNING A qualified service person must in stall firebox Follow all local codes de WARNING Never install the firebox in a bedroom or bathroom e in a recreational vehicle where curtains furniture clothing or other flam mable objects are less than 42 inches from the front top or sides of the firebox e in high traffic areas e in windy or drafty areas Unless the installed log set is rated at 10 000 Btu Hr or less A CAUTION Log heaters installed in this firebox create warm air currents These currents move heat to wall surfaces next to firebox Installing firebox next to vinyl or cloth wall coverings or operating firebox where impurities such as but not limited to tobacco smoke aromatic candles cleaning fluids oil or kero sene l2. Hood Must Be Used at All Times Figure 5 Minimum Mantel Clearances for Built In Installation Sx Gi 3 55 SAD gt Naside to Ma Figure 6a 49 1 4 459 lt 59 1 2 py N 98 1 2 gt TOP VIEW Figure 6b Figure 6 Rough Opening for Installing in Wall DESA INSTALLATION Built In Firebox Installation Cont Installing Firebox Using Optional Mantels Available from Retailer or Custom Built INSTALLATION Continued IMPORTANT When finishing your firebox combustible materials such as wall board gypsum board sheet rock drywall plywood etc may be butted up next to the sides and top of the firebox Combustible materials should never overlap the firebox front facing A WARNING Do not allow any combustible materi als to overlap the firebox front facing Nails or Wood Screws w Nailing Flanges Figure 7 Attaching Firebox to Wall Studs IMPORTANT Noncombustible materials such as brick tile etc may overlap the front facing but should never cover any necessary openings like louvered slots A WARNING Do not allow noncombustible materials to cover any necessary openings like louvered slots A WARNING Use only noncombustible mortar or adhesives when overlapping the front facing with noncombustible facing material INSTALLING FIREBOX USING O
3. permanently located manufactured mobile home where not prohibited by local codes This appliance is only for use with the type of gas indicated on the rating plate This appliance is not convertible for use with other gases Aftermarket Completion of sale not for purpose of resale from the manufacturer e this manual for future reference DESA TABLE OF CONTENTS SAFETY INFORMATION TABLE OF CONTENTS SAFETY INFORMATION LOGAL GODES rieti ra PRODUCT FEATURES iaia LOCATING FIREBOX ii PRODUCT SPECIFICATIONS i AIR FOR COMBUSTION AND VENTILATION INSTALLATION sarai dr SAFETY INFORMATION WARNINGS ILLUSTRATED PARTS BREAKDOWN AND PARTS LIST 12 TECHNICAL SERVICE nennen 14 REPLACEMENT PARTS iii 14 ACCESSORIES ui AE Rerna 14 OWNER S REGISTRATION FORM eee eerie 15 WARRANTY INFORMATION in Back Cover IMPORTANT Read this owner s manual carefully and completely before trying to assemble operate or service this firebox Improper use of this firebox can cause serious injury or death from burns fire explo sion electrical shock or carbon monoxide poisoning Do not place clothing or other flammable material on or near the appliance Never place any objects in the firebox or on logs A WARNING Carefully review the instructions sup
4. 6 x 10 kg per pa sec m or less with openings gasketed or sealed and b weather stripping has been added on openable win dows and doors and c caulking or sealants are applied to areas 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 If your home meets all of the three criteria above you must provide additional fresh air See Ventilation Air From Outdoors page 7 If your home does not meet all of the three criteria above proceed to Determining Fresh Air Flow for Firebox Loca tion page 6 Confined and Unconfined Space The National Fuel Gas Code ANSI Z223 1 NFPA 54 defines a confined space as a space whose volume is less than 50 cubic feet per 1 000 Btu per hour 4 8 m per kw of the aggregate input rating of all appliances installed in that space and an unconfined space as a space whose volume is not less than 50 cubic feet per 1 000 Btu per hour 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 considered a part of the unconfined space Adjoining rooms are communicating only if there are doorless passageways or ventilation grills between them DESA AIR FOR COMBUSTION AND VENTILATION Determi
5. 5 3 or applicable local codes itech com a 110749 01A AIR FOR COMBUSTION AND VENTILATION Ventilation Air AIR FOR COMBUSTION AND VENTILATION Continued VENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining unconfined space When ventilating to an adjoining unconfined space you must provide two permanent openings one within 12 of the ceiling and one within 12 of the floor on the wall connecting the two spaces see options 1 and 2 Figure 3 You can also remove door into adjoining room see option 3 Figure 2 Follow the National Fuel Gas Code ANSI Z223 1 NFPA 54 Section 5 3 Air for Combustion and Ventilation for required size of ventilation grills or ducts Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts You must provide two permanent openings one within 12 of the ceiling and one within 12 of the floor Connect these items directly to the outdoors or spaces open to the outdoors These spaces include attics and crawl spaces Follow the National Fuel Gas Code ANSI Z223 1 NFPA 54 Section 5 3 Air for Combustion and Ventilation for required size of ventilation grills or ducts IMPORTANT Do not provide openings for inlet or outlet air into attic if attic has a thermostat controlled power vent Heated air entering the attic will activate the power vent For Mora Jato 110749 01A rmation visit www desatech com
6. 9 Inserting Firebox Into Cabinet Mantel Mantel May Vary From lllustration ANI esatech com 110749 01A INSTALLATION Installing Gas Line Installing Fireplace Hood and Screen INSTALLATION Continued INSTALLING GAS LINE A WARNING A qualified service person must con nect heater to gas supply Follow all local codes IMPORTANT See Connecting to Gas Supply in your log set owner s manual for details on gas hookup You may run the gas line from either side of the firebox see Figure 11 Decide which side you want to run the gas line from Note This is one option for installing shutoff valve Check local codes for equipment shutoff valve location requirements Locate the recessed knockout in one of the firebrick sidewall liners see Figures 10 and 11 Firmly tap the center of the knockout with a chisel until it is released Carefully chisel the rough edges of the hole you have made to smooth edges This hole will line up with the hole in the outer casing Locate the recessed knockoutin one of the firebrick sidewall liners see Figures 10 and 11 Firmly tap the center of the knockout with a chisel until it is released Carefully chisel the rough edges of the hole to smooth edges This hole will line up with the hole in the outer casing A CAUTION Do not use excessive force to remove the knockout Too much force may damage the fire br
7. Red 110447 01 Right Corner Bracket 109876 01 Bottom Front Refractory H Bone 110447 02 Left Corner Bracket 109876 02 Bottom Front Refracory Red H Bone 110456 01 Screen Rod 109872 01 Bottom Rear Refractory 11418 Screen Retainer Clip 109872 02 Bottom Rear Refractory Red 109457 01 Screen 109877 01 Bottom Rear Refractory H Bone 109757 03 Face Weldment 109877 02 Bottom Rear Refractory Red H Bone ONOaABKRWNDN aa a a a ad ld A ASSNNNN N I AAA ASA po aap a PO MOM AH i poa dd DESA For mora information visit www desatech com 110749 01A TECHNICAL SERVICE REPLACEMENT PARTS ACCESSORIES TECHNICAL SERVICE You may have further questions about installation operation or troubleshooting If so contact DESA International s Technical Service Department at 1 866 672 6040 When calling please have your model and serial numbers of your firebox ready You can also visit DESA International s technical services web site at www desatech com REPLACEMENT PARTS Note Use only original replacement parts This will protect your warranty coverage for parts replaced under warranty PARTS UNDER WARRANTY Contact authorized dealers of this product If they can t supply original replacement part s call DESA International s Technical Service Department at 1 866 672 6040 When calling DESA International have ready e your name e your address e model and serial numbers of your fire
8. consequential damages so the above limitation on implied warranties or exclusion or limitation on damages may not apply to you This warranty gives you specific legal rights and you may also have other rights that vary from state to state For information about this warranty write DES AN TM INTERNATIONAL 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 www desatech com 110749 01 110749 01 Rev A NOT A UPC 08 02 itech com a For more information visit www
9. 0749 01A SAFETY INFORMATION LOCAL CODES PRODUCT FEATURES LOCATING FIREBOX SAFETY INFORMATION Continued 1 Do not use this firebox as a wood burning fireplace Use only decorative unvented room heaters log sets 2 Do not add extra logs or ornaments such as pine cones vermicu lite or rock wool Using these added items can cause sooting 3 Use only the provided hood or appropriate hood accessory See Accessories page 14 4 Vent free gas log heaters installed in these fireboxes require fresh air ventilation to run properly See Air for Combustion and Ventilation pages 5 through 7 5 Do not run vent free heaters installed in these fireboxes e where flammable liquids or vapors are used or stored e under dusty conditions 6 Do not use this firebox to cook food or burn paper or other objects 7 Turn unit off and let cool before servicing Only a qualified service person should service and repair firebox 8 Operating vent free heaters installed in these fireboxes above elevations of 4 500 feet could cause pilot outage 9 Do not use the firebox if it has been under water LOCAL CODES Install and use fireplace with care Follow all local codes In the absence of local codes use the latest edition of The National Fuel Gas Code ANSI Z223 1 NFPA 54 Firebox must be electrically grounded in accordance with the National Electrical Code ANSIINFPA70 latest edition Available from American National Stan
10. DESA UNVENTED VENT FREE UNIVERSAL FIREBOX OWNER S OPERATION AND INTERNATIONAL WARNING If the information in this manual is not followed exactly a fire or explosion may result caus ing property damage personal injury or loss of life Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS e Do not try to light any appliance e Do not touch any electrical switch do not use any phone in your building e Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions e If you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier INSTALLATION MANUAL WARNING Improper installation ad justment alteration service or main tenance can cause injury or property damage Refer to this manual for cor rect installation and operational pro cedures For assistance or additional information consulta qualified installer service agency or the gas supplier WARNING FOR USE ONLY WITH A LISTED DECORATIVE TYPEUNVENTED ROOM HEATER DO NOT BUILD A WOOD FIRE This firebox has been tested and ap proved by CSA International under Z21 91 2001 for use with approved ANSI Z21 11 2 decorative type unvented room heater This appliance may be installed in an aftermarket
11. ONS PRODUCT SPECIFICATIONS 38 2 91 3 20 4 l i i T_T 297 s 33 4 28 o 67 Firebox Top View 1 11 i p 101 2 4 city 543 4 LI N 101 2 28 10 ae HL mg 30 LI I II Gus LL LL i u Pisi EA BE ee 10 e 8 11 91 5 ty i 4 31 2 _ 5 8 50 a 81 5 sl a Ll 61 3 Front View Side View Figure 1 Firebox Dimensions For more information visit www de 110749 01A AIR FOR COMBUSTION AND VENTILATION A WARNING This firebox shall not be installed in a confined space or unusually tight construction un less provisions are provided for adequate combus tion and ventilation air Read the following instruc tions to insure proper fresh air for this and other fuel burning appliances in your home Today s homes are built more energy efficient than ever New materials increased insulation and new construction methods help reduce heat loss in homes Home owners weather strip and caulk around windows and doors to keep the cold air out and the warm air in During heating month
12. PTIONAL MANTELS AVAILABLE FROM RETAILER OR CUSTOM BUILT Ay WARNING A qualified service person must in stall firebox Follow all local codes This firebox may be installed using a cabinet mantel against a wall in your home The firebox and cabinet mantel can be installed directly on the floor Mantels may be available from your retailer or custom built for your home For more information visit WWW d 1 Assemble cabinet mantel as instructed 2 Install gas piping to firebox location See Installing Gas Line page 11 You may have to cut an access hole in the floor or wall to run gas line to firebox Make sure to locate access hole so cabinet mantel will cover it when installed see Figure 8 3 Place cabinet mantel on floor in desired location Make sure mantel is flush against wall 4 Carefully insert firebox into cabinet mantel Be careful not to scratch firebox cabinet mantel flooring etc when installing see Figure 9 5 Install and properly test gas log heater Follow installation in structions included with the vent free gas log heater that is being installed Cabinet j Mantel Gas Line pull Access Hole Either Side of Firebox Gas Piping ES Figure 8 Installing Cabinet Mantel Mantel May Vary From Illustration I ATA Hf 7 Figure
13. al factory replacement parts Failure to use original factory replacement parts voids this warranty The heater MUST be installed by a qualified installer in accordance with all local codes and instructions furnished with the unit This warranty does not apply to parts that are not in original condition because of normal wear and tear or parts that fail or become damaged as a result of misuse accidents lack of proper maintenance or defects caused by improper installation As with all concrete liners this liner may develop slight cracks when exposed to heat This cracking is considered normal Travel diagnostic cost labor transportation and any and all such other costs related to repairing a defective heater will be the responsibility of the owner TO THE FULL EXTENT ALLOWED BY THE LAW OF THE JURISDICTION THAT GOVERNS THE SALE OF THE PRODUCT THIS EXPRESS WARRANTY EXCLUDES ANY AND ALL OTHER EXPRESSED WARRANTIES AND LIMITS THE DURATION OF ANY AND ALL IMPLIED WARRANTIES INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE TO FOUR 4 YEARS ON ALL COMPONENTS FROM THE DATE OF FIRST PURCHASE AND DESA INTERNATIONAL S LIABILITY IS HEREBY LIMITED TO THE PURCHASE PRICE OF THE PRODUCT AND DESA INTERNATIONAL SHALL NOT BELIABLE FOR ANY OTHER DAMAGES WHATSOEVER INCLUDING INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES Some states do not allow a limitation on how long an implied warranty lasts or an exclusion or limitation of incidental or
14. amps etc in the air exist may discolor walls or cause odors NOTICE The firebox identification label including model number serial number clearances etc is located on a chain under the bottom refractory IMPORTANT Vent free gas log heaters add moisture to the air Although this is beneficial installing firebox in rooms without enough ventilation air may cause mildew to form from too much moisture See Air for Combustion and Ventilation pages 5 through 7 IMPORTANT Make sure the firebox is level If firebox is not level log set will not work properly Note Your firebox is designed to be used in zero clearance installations Wall or framing material can be placed against any exterior surface on the rear sides top or bottom of your firebox except where standoff spacers are integrally attached If standoff spacers are attached to your firebox these spacers can be placed directly against wall or framing materials Use the dimensions shown for rough opening to create the easiest installation Use dimensions shown for rough openings to create the easiest installation see Built In Firebox Installation page 9 For more information visit ww ed tech c INSTALLATION CLEARANCES A WARNING Maintain the minimum clearances If you can provide greater clearances from floor ceil ing and adjoining wall Carefully follow the instructions in column 2 This will ensure safe installation Minimu
15. box e how firebox was malfunctioning e type of gas used propane LP or natural gas e purchase date Usually we will ask you to return the part to the factory PARTS NOT UNDER WARRANTY Contact authorized dealers of this product If they can t supply original replacement part s call DESA International at 1 866 672 6040 for referral information When calling DESA International have ready e model number of your firebox e the replacement part number Note The firebox identification label including model number serial number clearances etc is located on the right front edge of the firebox For more information visit Www ACCESSORIES NOTICE All accessories may not be available for all fireplace models Purchase these firebox accessories from your local dealer If they can not supply these accessories call DESA International s Sales Department at 1 866 672 6040 for information You can also write to the address listed on the back page of this manual EQUIPMENT SHUTOFF VALVE GA5010 All Models Equipment shutoff valve with 1 8 NPT tap CLEANING KIT GCK CCK All Models Your vent free gas appliance requires regular cleaning and maintenance to prevent performance problems This kit gives you the tools and instructions to make it easy to clean all critical areas of your appliance HOODS H50B 50 Hood Brushed Brass H50P 50 Hood Platinum H50PB 50 Hood Polished Brass itech c
16. dards Institute Inc 1430 Broadway New York NY 10018 National Fire Protection Association Inc Batterymarch Park Quincy MA 02269 For more inform 110749 01A ation visit www desatech com PRODUCT FEATURES OPERATION This firebox is designed for use with approved ANSI Z21 11 2 decorative type unvented room heaters Physical size limitations apply Refer to minimum firebox requirements supplied with log heater It requires no outside venting or chimney making installation easy and inexpensive When used without the blower the firebox requires no electricity making it ideal for emergency backup heat REFRACTORY BRICK LINER Your firebox features a concrete refractory brick liner As with all concrete liners this liner may develop slight cracks when exposed to heat These cracks will not affect the performance of the fireplace or vent free gas logs LOCATING FIREBOX PLANNING Plan where you will install the firebox This will save time and money later when you install the firebox Before installation consider the following 1 Where the firebox will be located Allow for wall and ceiling clearances see Installation Clearances pages 8 and 9 Everything needed to complete installation 3 These models CANNOT be installed in a bedroom unless the maximum Btu rating of the installed vent free log set is less than 10 000 Btu hr 4 Proper air for combustion and ventilation page 5 DESA PRODUCT SPECIFICATI
17. ed Mantel Clearances for Built In Installation If placing custom mantel above built in firebox you must meet the minimum allowable clearance between mantel shelf and top of firebox opening shown in Figure 5 These are the minimum allow able mantel clearances for a safe installation Use larger clearances wherever possible to minimize the heating of objects and materials placed on the mantel A CAUTION Do not allow the vent free gas log heater to touch or extend beyond the fireplace screen NOTICE Surface temperatures of adjacent walls and mantels become hot during operation Walls and mantels above the firebox may become hot to the touch If installed properly these temperatures meet the requirement of the national product standard Follow all minimum clearances shown in this manual NOTICE If your installation does not meet the minimum clearances shown you must do one of the following e raise the mantel to an acceptable height e remove the mantel BUILT IN FIREBOX INSTALLATION Built in installation of this firebox involves installing firebox into a framed in enclosure This makes the front of firebox flush with wall If installing a mantel above the firebox you must follow the clearances shown in Figure 5 Follow these instructions to install the firebox in this manner 1 Frame in rough opening The firebox framing should be con structed of 2 x 4 lumber or heavier Use dimensions and rough open
18. free heater 39 000 Btu Hr Total 79 000 Btu Hr 4 Compare the maximum Btu Hr the space can support with the actual amount of Btu Hr used Btu Hr maximum the space can support Btu Hr actual amount of Btu Hr used Example 63 360 Btu Hr maximum the space can support 79 000 Btu Hr actual amount of Btu Hr used For more information visit www The space in the above example is a confined space because the actual Btu Hr used is more than the maximum Btu Hr the space can support You must provide additional fresh air Your options are as follows A C If Rework worksheet adding the space of an adjoining room If the extra space provides an unconfined space remove door to adjoining room or add ventilation grills between rooms See Ventilation Air From Inside Building page 7 Vent room directly to the outdoors See Ventilation Air From Out doors page 7 Install a lower Btu Hr heater if lower Btu Hr size makes room un confined the actual Btu Hr used is less than the maximum Btu Hr the space can support the space is an unconfined space You will need no additional fresh air ventilation WARNING If the area in which the heater may be operated is smaller than that defined as an uncon fined space or if the building is of unusually tight construction provide adequate combustion and ven tilation air by one of the methods described in the National Fuel Gas Code ANSI Z223 1 NFPA 54 Sec tion
19. ick concrete insert Equipment Shutoff Valves Install One Knockout Locations Knock Out One Hole Gas Line Hole Figure 10 Installing Gas Line and Equipment Shutoff Valve Model May Vary From Illustration For mora Inte 110749 01A rmat on visit www desatech com 13 8 Thick Liner Firebrick Side Wall gt Side pera View Remove this Area Chisel Figure 11 Location of Knockout for Gas Line INSTALLING FIREPLACE HOOD AND SCREEN 1 Attach hood to firebox using screws provided see Figure 12 Knockout 2 Insert each rod through all rings located at top of screen 3 Insert first rod into rear hole in left side of firebox Fasten rod to rear hole near center of firebox using 10 x 3 8 Phillips screw provided see Figure 13 4 Insert other rod into front hole on right side of firebox and fasten using remaining Phillips screw Screws Rear Hole Front Hole Rod Top View of Rod Layout Ring Screen Screw Figure 13 Installing Fireplace Screen DESA ILLUSTRATED PARTS BREAKDOWN ILLUSTRATED PARTS BREAKDOWN V50H V50S AND VFB50NC For more information visit www desatech com 110749 01A PARTS LIST PARTS LIST V50H V50S AND VFB50NC This list contains replaceable parts used in your firebox When ordering parts follow the instructions listed under Re
20. ing layout in Figure 6a Adjust framing so that firebox flushes with finished wall surface If installing in a corner use dimensions in Figures 6b for rough opening 2 Install gas piping to firebox location See Installing Gas Line on page 11 and Connecting to Gas Supply in log set owner s manual 3 Carefully set firebox in front of rough opening with back of firebox inside wall opening 4 Carefully insert firebox into rough opening 5 Attach firebox to wall studs using nails or wood screws through holes in nailing flange see Figure 7 page 10 6 Install and properly test gas log heater Follow installation in structions included with the vent free gas log heater that is being installed For more inform 110749 01A I ation visit www desatech com Wall board or facing material above firebox may be of combustible material including decorative mantel ornaments or other similar projec tions off of the facing material Framing Material Mantel Shelf Note Any portion of the mantel shelf must NOT extend beyond this profile Noncombustible Material May Project Off this Surface above the Firebox Hood Pe 12 16 20 Note All vertical measurements are from top of fireplace hood opening to bottom of mantel shelf These minimum clearances replace any other recommended clearances supplied with your ANSI Z21 11 2 approved gas logs Wire mesh Supplied Firebox Screen
21. m Wall and Ceiling Clearances see Figure 4 A Clearances from the side of the fireplace cabinet to any com bustible material and wall should follow diagram in Figure 4 Example The face of a mantel bookshelf etc is made of combustible material and protrudes 3 2 from the wall This combustible material must be 4 from the side of the fireplace cabinet see Figure 4 B Clearances from the top of the firebox opening to the ceiling should not be less than 42 inches C When the firebox is installed on carpeting or other combus tible material other than wood flooring the firebox should be installed on a metal or wood panel extending the full width and depth of the enclosure D Clearances from the bottom of firebox to the floor is 0 inches These fireboxes can be installed as freestanding units against a wall with approved cabinet mantels that may be available from your retailer or supplier or as a built in unit The clearances are the same for either installation method A CAUTION Do not install the firebox directly on carpet or vinyl 12 4 10 2 8 3 4 Example 7 51 4 31 2 18 4 7 8 7116 INCHES FIREBOX 5 1 2 4 6 8 10 12 14 16 INCHES Minimum 16 inches from Side Wall Figure 4 Minimum Clearance for Combustible to Wall C Om 110749 01A INSTALLATION Installation Clearances Cont Built In Firebox Installation INSTALLATION Continu
22. ning Fresh Air Flow For Heater Location AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING FRESH AIR FLOW FOR FIREBOX LOCATION Determining if You Have a Confined or Unconfined Space Use this work sheet to determine if you have aconfined or unconfined space Space Includes the room in which you will install heater plus any adjoining rooms with doorless passageways or ventilation grills between the rooms 1 Determine the volume of the space length x width x height Length x Width x Height cu ft volume of space Example Space size 22 ft length x 18 ft width x 8 ft ceiling height 3168 cu ft volume of space If additional ventilation to adjoining room is supplied with grills or open ings add the volume of these rooms to the total volume of the space 2 Multiply the space volume by 20 to determine the maximum Btu Hr the space can support volume of space x 20 Maximum Btu Hr the space can support Example 3168 cu ft volume of space x 20 63 360 maximum Btu Hr the space can support 3 Add the Btu Hr of all fuel burning appliances in the space Vent free heater Btu Hr Gas water heater Btu Hr Gas furnace Btu Hr Vented gas heater Btu Hr Gas fireplace logs Btu Hr Other gas appliances Btu Hr Total Btu Hr Do not include direct vent gas appliances Direct vent draws com bustion air from the outdoors and vents to the outdoors Example Gas water heater 40 000 Btu Hr Vent
23. om 110749 01A OWNER S REGISTRATION FORM In order to provide better customer service for this and future purchases we recommend that you register your product with us You can register online at www desatech com If access to our website is not available to you please complete this Owner s Registration Form and mail to the address on the back of this owner s manual Please provide the following product information Brand Comfort Glow Vanguard etc Model EFP33PR VTGH33NR etc Date Purchased Note Keep receipt for warranty verification Serial Number 17 or 9 digit number located on product or identification tag First Name Last Name Address City State Zip Country Home Phone _ E Mail Please answer the following questions to register your product with DESA International 1 Where will the product be used O Living Family Room O Office Warehouse O Utility Shed Outbuilding Garage O Bedroom O Bathroom O Other If you bought this product yourself did you plan to purchase this type of product before going into the store O Yes O No Who selected the product O Male O Female O Both 4 What is the population of your area O Under 10 000 O 10 000 to 25 000 O 25 000 to 50 000 O 50 000 to 100 000 O 100 000 to 250 000 O Over 250 000 5 What is your primary source of heat O Propane LP Gas O Fuel Oil O Wood O Natural Gas O Electric O Other 6 How was the product installed O Professional Installer O Self O Othe
24. placement Parts on page 14 of this manual KEY PART KEY PART NO NUMBER DESCRIPTION QTY NO NUMBER DESCRIPTION 23490 Top Spacer 109873 01 Bottom Right Refractory 110285 03 Fireplace Top 109873 02 Bottom Right Refractory Red 109731 01 Fireplace Top Insulation 109878 01 Bottom Right Refractory H Bone 109732 01 Insulation Pan 109878 02 Bottom Right Refractory Red H Bone 109720 01 Clearance Spacer 109874 01 Bottom Left Refractory 109720 02 Clearance Spacer 109874 02 Bottom Left Refractory Red 110461 01 Rear Insulation 109879 01 Bottom Left Refractory H Bone 110451 01 Right Insulation 109879 02 Bottom Left Refractory Red H Bone 110452 01 Left Insulation 109875 01 Bottom Rear Refractory 109738 01 Pan Support Insulation Ring 109875 02 Bottom Rear Refractory Red 110450 01 Firebox Top 109880 01 Bottom Rear Refractory H Bone 109753 01 Firebox Surround 109880 02 Bottom Rear Refractory Red Bone 109714 01 Refractory Spacer 110750 01 Refractory Retainer 109754 01 Firebox Bottom 109767 01 Firebox Support 109721 01 Firebox Floor Assembly 110451 01 Right Outer Case 20042 Cover Plate 110452 01 Left Outer Case 109752 01 Gas Line One Conduit 110453 01 Rear Outer Case 109752 02 Gas Line Two Conduit 21198 Blower Access Plate 21171 Gas Line Cover 109723 01 Support Pan Bracket 109871 01 Bottom Front Refractory 109511 01 Deflector Hood 109871 02 Bottom Front Refractory
25. plied with the decorative type unvented room heater for the minimum fireplace size requirement DO NOT INSTALL THE APPLIANCE IN THIS FIRE BOX UNLESS THIS FIREBOX MEETS THE MINIMUM DIMENSIONS REQUIRED FOR THE INSTALLATION Firebox front and screen becomes very hot when running firebox Keep children and adults away from hot surfaces to avoid burns or clothing ignition Firebox will remain hot for a time after shutdown Allow surfaces to cool before touching Carefully supervise young children when they are in the room with firebox A WARNING Any change to this firebox or its controls can be dangerous A WARNING Do not allow fans to blow directly into the firebox Avoid any drafts that alter burner flame patterns Ceiling fans can create drafts that alter burner flame patterns Altered burner patterns can cause sooting You must operate this fireplace with the provided fireplace screen hood if provided in place Make sure these parts are in place and screens are closed before running firebox The supplied hood may not be replaced with a hood which may be provided with a log heater A WARNING Do not use a blower insert heat exchanger insert or other accessory not approved for use with this firebox Keep the fireplace area clear and free from combus tible materials gasoline and other flammable vapors and liquids For more information visit WW x y tecn com 11
26. r 7 Cost of product excluding sales tax 8 Cost to install product 9 Type of store where product was purchased O Hardware O Propane Dealer O Natural Gas Utility Co O Home Center Builder s Supply O Fireplace or Hearth Shop O Farm Store O Other 10 What motivated you to buy this product Sudden Cold Weather O Replace Older Model O D I Y Home Project O Emergency Back Up Heat O Heater was on Sale O Energy Savings High Efficiency O Construction Project O Other 11 How did you learn about this product brand O Advertising O Relative or Friend O Store Display O Other 12 Level of Education of Purchaser O Some High School O Completed High School O Completed College O Completed Graduate School 13 Age of Purchaser O Under20 O20 29 O30 39 O40 49 O50 59 O 60 or Over 14 Buyer s total annual household income O Under 15 000 O 15 000 to 19 999 O 20 000 to 34 999 O 35 000 to 49 999 O 50 000 to 74 999 O 75 000 to 99 999 O 100 000 and Over 15 Store where product was purchased Name City State 16 In choosing this product how important were the following Not Important Somewhat Important Very Important Availability Price Brand Name Overall Quality Heat Output Made in USA Warranty Local Service Value for Price Prior Brand Experience Controls Location Thermostat Remote or Manual Operation Ease of Operation Special Features Salesperson s Recommendation Friend Relative s Recommendation Portabilit
27. s home owners want their homes as airtight as possible While it is good to make your home energy efficient your home needs to breathe Fresh air must enter your home All fuel burning appliances need fresh air for proper combustion and ventilation Exhaust fans fireboxes clothes dryers and fuel burning appliances draw air from the house to operate You must provide adequate fresh air for these appliances This will insure proper venting of vented fuel burning appliances PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code ANSI Z223 1 NFPA 54 Section 5 3 Air for Combustion and Ventilation All spaces in homes fall into one of the three following ventilation classifications 1 Unusually Tight Construction 2 Unconfined Space 3 Confined Space The information on pages 5 through 7 will help you classify your space and provide adequate ventilation Unusually Tight Construction The air that leaks around doors and windows may provide enough fresh air for combustion and ventilation However in buildings of unusually tight construction you must provide additional fresh air For more infos 110749 01A nation visit www desatech com AIR FOR COMBUSTION AND VENTILATION Providing Adequate Ventilation Unusually tight construction is defined as construction where a walls andceilings exposed to the outside atmosphere have a continuous water vapor retarder with a rating of one perm
28. y Quiet Operation O 00 0000 O 00 00 DODO O 00 00 00 OO 00 0 DODO 0 00 00 OO OO OO 0000 AdVL Postage Required DESA INTERNATIONAL 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 TAPE NOTES NOTES For mora Information visit www desatech com DESA 110749 01A WARRANTY INFORMATION KEEP THIS WARRANTY Model Serial No Date Purchased Always specify model and serial numbers when communicating with the factory We reserve the right to amend these specifications at any time without notice The only warranty applicable is our standard written warranty We make no other warranty expressed or implied LIMITED WARRANTY VENT FREE FIREBOX DESA International warrants this product to be free from defects in materials and components for four 4 years from the date of first purchase provided that the product has been properly installed operated and maintained in accordance with all applicable instructions To make a claim under this warranty the Bill of Sale or cancelled check must be presented This warranty is extended only to the original retail purchaser This warranty covers the cost of part s required to restore this heater to proper operating condition and an allowance for labor when provided by a DESA Authorized Service Center Warranty part s MUST be obtained through authorized dealers of this product and or DESA International who will provide origin
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