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UNVENTED (VENT-FREE)
UNIVERSAL FIREBOX
OWNER'S OPERATION AND INSTALLATION MANUAL
CGFB32C
(shown)
Circulating
Louvered and
CGFB32NC
Noncirculating
Smooth Face
Shown with optional
cabinet mantel and
hearth base.
Models
WARNING: Improper installa-
WARNING: If the information in this manual is not followed
tion, adjustment, alteration, ser-
exactly, a fire or explosion may result causing property
vice, or maintenance can cause
damage, personal injury, or loss of life.
injury or property damage. Re-
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UNVENTED (VENT-FREE) FIREBOX 5. You must operate this fireplace with the SAFETY LOCAL CODES provided fireplace screen (closed), INFORMATION hood, and brick liner in place. Make Install and use fireplace with care. Follow all sure these parts are in place before run- local codes. In the absence of local codes, use ning firebox. the latest edition of The National Fuel Gas A WARNINGS CodeANSZ223.1, also known as NFPA 54". 6. Do not allow fans to blow directly into the firebox. Avoid any drafts that
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OWNER'S MANUAL PRODUCT PRODUCT SPECIFICATIONS FEATURES Standoffs (Model CGFB32NC only) Operation 351116 This firebox is designed to accept unvented decorative gas logs. It requires no outside venting or chimney making installation easy and inexpensive. When used without the 2 3/4' blower (model CGFB32C only), the firebox O requires no electricity making it ideal for I emergency backup heat. Blower Accessory :[- Built-in 19 3/8" The CGFB32C firebox wilt accept the Nailing GA3750 accessory. The va
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UNVENTED (VENT-FREE) FIREBOX PROVIDING ADEQUATE LOCATING Confined and Unconfined Space VENTILATION The National Fuel Gas Code (ANS Z2123.1, FIREBOX 1992 Section 5.3) defines a confined space The following _re excerpts from National as a space whose volume is less than 50 Fuel Gas Code. NFPA 54/ANS Z223.1, Sec- PLANNING cubic feet per 1,000 Btu per hour (4.8 m3 tion 5.3, Air for Combustion and Ventilation. Plan where you will install the firebox. This per kw) of the aggregate input rating of all
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OWNER'S MANUAL AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING FRESH-AIR FLOW FOR FIREPLACE LOCATION Determining if You Have a Confined or Unconfined Space Use this worksheet to determine if you have a confined or unconfined space. Space: Includes the room in which you will install firebox 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
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UNVENTED (VENT-FREE) FIREBOX AIR FOR COMBUSTION AND VENTILATION Ventilation Continued Grills Ventilation Grills VENTILATION AIR Into Adjoining Into Adjoining Room, Room, Option 2 Ventilation Air From Inside Option 1 Building This fresh air would come from an adjoining unconfined space. When ventilating to an adjoining unconfined space, you must pro- vide 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 1and 2
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OWNER'S MANUAL Note: Your Comfort Glow firebox is de- Mantel Clearances for INSTALLATION signed to be used in zero clearance installa- Conventional Installation tions. Wall or framing material can be placed directly against any exterior surface on the nation with unvented Iogsets are MINIMUM rear, sides, or top of your firebox, except Note: Clearances intended for use as supplemen- CLEARANCE where standoff spacers are integrally at- are the same if tal heat. Do not Install them as 42" Side Wall
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UNVENTED (VENT-FREE) FIREBOX Built-In Installation of Blower INSTALLING LOG HEATER IN INSTALLATION Accessory FIREBOX Continued 1. Install blower assembly per instruction _]k CAUTION: Do not pick up log sheet included. INSTALLING BLOWER base assembly by burners, This 2. Before replacing bottom of firebox, ACCESSORY (MODEL could damage burners. Only remove screw holding duplex outlet to CGFB32C ONLY) handle base by grates. the support bracket in the bottom of You may install blower accessory GA375
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OWNER'S MANUAL 9. 1. Assemble cabinet mantel, hearth base, Attach flexible gas line to log set. See INSTALLATION Connecting to Gas Supply in your log and perimeter trim (Included with man- Continued set owner's manual. tel). Assembly instructions are included with each accessory, 10. If installing GA3750 blower (CGFB32C INSTALLING FIREPLACE firebox only), route blower electrical 2. If using an optional GA3750 blower SCREEN cord through bushing in right side fire- (CGFB32C model only), install a
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UNVENTED (VENT-FREE) FIREBOX 3. 1. Frame in rough opening. Use dimen- Carefully set firebox in front of rough INSTALLATION sions shown in Figure 17 for the rough opening with back of firebox inside wall Continued opening. If installing in a comer, use opening. IMPORTAIVT: If installing Brass Trim Kit GA7090, see instructions dimensions shown in Figure 18 for the rough opening. The height is 33" included with brass trim accessory. You must install shoulder screws now. (CGFB32C) or 34 1/4"(CGFB32N
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OWNER'S MANUAL ACCESSORIES TECHNICAL SERVICE Purchase these fireplace accessories from your local dealer. If they can not supply You may have further questions about in- these accessories, call DESA International's stallation, operation, or troubleshooting. If Sales Department at 1-800-432-2382 for so, contact DESA International's Technical information. You can also write to the ad- Service Department at 1-800-DESA LOG dress listed on the back page of this manual. (1-800-337-2564). REPLACEMENT P
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UNVENTED (VENT-FREE) FIREBOX ILLUSTRATED PARTS BREAKDOWN 17 CGFB32NC 13 16 j"_ J i <- 18 I I i I I I ! I I I I I I I I I I 10-2 • I ! 12 I I I I 14 I I i I I I I I I i I i _.j 12 I0_73
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OWNER'S MANUAL This list contains replaceable parts used in your firebox. When ordering parts, follow the PARTS LIST instructions listed under Replacement Parts on page 11 of this manual. FIREBOX CGFB32NC CGFB32NC KEY QTY. NO. PART NUMBER DESCRIPTION 1 101872-03 Firebox Top 1 Firebrick Retainer 3 2 101889-01 Rear Firebrick 1 3 101929-03 Side Firebrick 2 4 101932-03 5 103207-01 Outer Casing 1 Outer Shell Base 1 6 103208-01 7 103245-01 Firebox Wrapper 1 103297-01 8 Assembly Screen 2 Shoulder Screw
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UNVENTED (VENT-FREE) FIREBOX ILLUSTRATED PARTS BREAKDOWN CGFB32C 15 13 15 14 _o5573
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OWNER'S MANUAL This list contains replaceable parts used in your firebox. When ordering parts, follow the PARTS LIST instructions listed under Replacement Parts on page l l of this manual. FIREBOX CGFB32C KEY QTY. PART NUMBER DESCRIPTION NO. CGFB32C 1 101872-03 Firebox Top 1 Firebrick Retainer 3 2 101889-01 Rear Firebrick 1 101929-03 3 4 101932-03 Side Firebrick 2 103207-01 5 Outer Casing 1 Outer She, Base 1 6 103208-01 7 103245-01 Firebox Wrapper 1 8 103297-01 Assembly Screen 2 9 M12461-2 Screw
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WARRANTY INFORMATION KEEP THIS WARRANTY Model Serial No. Date Purchased LIMITED WARRANTY COMFORT GLOW VENT-FREE RESIDENTIAL GAS HEATERS 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. DESA International warrants this product to be free from defects in materials and components for
