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UNVENTED (VENT-FREE) GAS
FIREPLACE
OWNER’S OPERATION AND INSTALLATION MANUAL
For more information, visit www.desatech.com
For more information, visit www.desatech.com
Shown with optional hearth
base accessory.
CGEFP33PRB, CGEFP33NRB
Gas Fireplace with Total Control System (TCS)
WARNING: Improper installation,
WARNING: If the information in this manual is not fol-
adjustment, alteration, service, or
lowed exactly, a fire or explosion may result causing
maintenance can cause injury or
property dam
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TABLE OF CONTENTS 2 SAFETY INFORMATION TABLE OF CONTENTS SAFETY INFORMATION ............................................................ 2 SPECIFICATIONS .................................................................... 30 PRODUCT IDENTIFICATION ..................................................... 3 SERVICE HINTS....................................................................... 30 LOCAL CODES ........................................................................... 4 TECHNICAL SERVICE
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SAFETY INFORMATION 3 PRODUCT IDENTIFICATION 3 SAFETY INFORMATION Continued 1. This appliance is only for use with the type of gas indicated on 16. To prevent performance problems with propane/LP units, do the rating plate. This appliance is not convertible for use with not use propane/LP fuel tanks of less than 100 lb. capacity. other gases. 17. Provide adequate clearances around air openings. 2. Do not place propane/LP supply tank(s) inside any structure. Lo- cate propane/LP supply tank(s) outd
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LOCAL CODES 4 UNPACKING PRODUCT FEATURES LOCAL CODES PRODUCT FEATURES Install and use fireplace with care. Follow all local codes. In the OPERATION absence of local codes, use the latest edition of The National Fuel Gas This vent-free fireplace is clean burning. It requires no outside Code, ANSI Z223.1/NFPA 54*. venting. There is no heat loss out a vent or up a chimney. Heat is *Available from: generated by both realistic flames and glowing embers. When used without the optional blower, the fire
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AIR FOR COMBUSTION AND VENTILATION 5 Providing Adequate Ventilation 5 AIR FOR COMBUSTION AND VENTILATION Unusually tight construction is defined as construction WARNING: This heater shall not be installed in a where: confined space or unusually tight construction un- a. walls and ceilings exposed to the outside atmosphere less provisions are provided for adequate combus- have a continuous water vapor retarder with a rating -11 2 tion and ventilation air. Read the following instruc- of one perm
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AIR FOR COMBUSTION AND VENTILATION Determining Fresh-Air Flow For Heater Location 6 Ventilation Air AIR FOR COMBUSTION AND VENTILATION Continued A. Rework worksheet, adding the space of an adjoining room. If the DETERMINING FRESH-AIR FLOW FOR extra space provides an unconfined space, remove door to adjoining HEATER LOCATION room or add ventilation grills between rooms. See Ventilation Air From Inside Building. Determining if You Have a Confined or B. Vent room directly to the outdoors. See Venti
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AIR FOR COMBUSTION AND VENTILATION 7 Ventilation Air (Cont.) 7 INSTALLATION Check Gas Type AIR FOR COMBUSTION AND INSTALLATION VENTILATION NOTICE: This heater is intended for use as supple- Continued mental heat. Use this heater along with your primary heating system. Do not install this heater as your Ventilation Air From Outdoors primary heat source. If you have a central heating Provide extra fresh air by using ventilation grills or ducts. You must system, you may run system’s circulating blo
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INSTALLATION 8 Electrical Hookup Installation Clearances Installation Sequence Removing Fireplace Screen And Floor Assembly INSTALLATION Continued ELECTRICAL HOOKUP INSTALLATION SEQUENCE This fireplace normally operates under 120 VAC/60 Hz line volt- After unpacking fireplace (see Unpacking, page 4), we suggest that age. The electrical cord supplied with your fireplace is five feet in you install your fireplace system in the following sequence: length. You must locate fireplace within reach of a
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INSTALLATION 9 Removing Fireplace Screen And Floor Assembly (Cont.) 9 Electrical Connections for Power Cord Relocating Wall Switch Assembly INSTALLATION Continued Hole in Floor Hole in Outer Flexible Gas Line Support Bracket Casing Bushings Power Cord Figure 7 - Routing Power Cord Screws RELOCATING WALL SWITCH ASSEMBLY Fireplace Floor Note: The decorative wall switch plate supplied is white. The wall Assembly switch plate may be painted to match your decor. Figure 6 - Removing Fireplace Floor A
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INSTALLATION Relocating Wall Switch Assembly (Cont.) 10 INSTALLATION Continued For Mantel Installation Mounting Wall Switch Assembly to Wall for Recessed Fireplace If fireplace is to be installed into a mantel, (see Conventional 7. Create three openings on wall according to Template 1, page Fireplace Installation, pages 18 and 19) the wall switch assembly 39. This is best done by making a pattern to work with on your may be mounted on either side of the mantel, facing to the side. Do not wall. C
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INSTALLATION 11 Relocating Wall Switch Assembly (Cont.) 11 Installing Variable Speed Blower Accessory INSTALLATION Continued 16. Position wall switch assembly vertically over wall openings 13. Position wall switch assembly vertically over opening with with decal lettering upright (see Figure 13). decal lettering upright. Make sure wires freely pass through wall without binding. Align holes in wall plate with 1/8" pilot 17. Insert mounting screws, removed in step 2 of Relocating Wall holes in man
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INSTALLATION Installing Variable Speed Blower Accessory (Cont.) 12 INSTALLATION Continued 5. Be certain that all wire terminals are securely attached to ter- 10. Peel off backing paper and stick supplied wiring diagram de- minals on blower motor and that the screw retaining the green cal near center of firebox bottom (Figure 17, page 13). ground wire is tight. 11. If gas connections have been made and checked, replace fire- 6. Place control knob provided on plastic control shaft of speed place
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INSTALLATION 13 Installing Variable Speed Blower Accessory (Cont.) 13 Installing Thermostatic Blower Accessory INSTALLATION Continued 3. Place the blower against lower rear wall of firebox outer wrap- per with the exhaust port directed upward. Align the holes in top mounting tabs of blower with holes in wall of wrapper (see Figure 19, page 14). Using two #8 screws provided, mount blower and tighten screws firmly. 4. Remove the three screws (do not discard) and cover plate from center of firebox
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INSTALLATION Installing Thermostatic Blower Accessory (Cont.) 14 INSTALLATION Continued 10. Place control knob provided on plastic control shaft of speed 13. Check to make sure that the power cord and all wires are com- control (see Figure 20). pletely clear of the blower wheel and that there are no other foreign objects in blower wheel. 11. Mount the speed control onto the front leg of the left floor support bracket using 2 screws provided (see Figure 20). CAUTION: Never touch the blower wheel
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INSTALLATION 15 Installing Thermostatic Blower Accessory (Cont.) 15 Installing Gas Piping to Fireplace Location INSTALLATION Continued If any of the original wire as supplied with the appliance must be 15. If gas connections have been made and checked, replace fireplace replaced, it must be replaced with 105˚C wire or it's equivalent. floor assembly in fireplace. Feed flexible gas supply line into fire- place base area while replacing fireplace floor assembly. Make sure Operating the Blower the
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INSTALLATION Installing Gas Piping to Fireplace Location (Cont.) 16 INSTALLATION Continued We recommend that you install a sediment trap in supply line as Installation Items Needed shown in Figure 25. Locate sediment trap where it is within reach for Before installing fireplace, make sure you have the items listed below. cleaning. Install in piping system between fuel supply and fireplace. • external regulator (supplied by installer, for propane/LP units only) Locate sediment trap where trapped
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INSTALLATION 17 Connecting Fireplace To Gas Supply (Cont.) 17 Checking Gas Connections INSTALLATION Continued CONNECTING FIREPLACE TO GAS SUPPLY CHECKING GAS CONNECTIONS Installation Items Needed WARNING: Test all gas piping and connections, • 5/16" hex socket wrench or nut-driver internal and external to unit, for leaks after installing or servicing. Correct all leaks at once. • Phillips screwdriver • sealant (resistant to propane/LP gas, not provided) 1. If fireplace screen and floor are stil
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INSTALLATION 18 Checking Gas Connections (Cont.) Conventional Fireplace Installation INSTALLATION Continued CONVENTIONAL FIREPLACE INSTALLATION Pressure Testing Fireplace Gas Connections Conventional installation of fireplace involves installing fireplace 1. Open equipment shutoff valve (see Figure 27). along with corner, face, or cabinet mantel with hearth base accesso- 2. Open main gas valve located on or near gas meter for natural ries against a wall in your home. Follow instructions below to
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INSTALLATION 19 Conventional Fireplace Installation (Cont.) 19 Built-In Fireplace Installation INSTALLATION Continued BUILT-IN FIREPLACE INSTALLATION 11. Carefully insert fireplace into cabinet mantel (see Figure 33). Built-in installation of this fireplace involves installing fireplace Be careful not to scratch or damage hearth base, cabinet man- into a framed-in enclosure. This makes the front of fireplace flush tel, or any laminate trim on hearth base. Remove protective with wall. If installi
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INSTALLATION Built-In Fireplace Installation (Cont.) 20 Assembling And Attaching Optional Brass Trim INSTALLATION Continued Wall board or facing material (above Mantel Shelf firebox) may be of 8. Attach fireplace to wall studs using nails or wood screws combustible material, 10" through holes in nailing flange (see Figure 36). including decorative 8" mantel ornaments or 9. Check all gas connections for leaks. See Checking Gas Con- other similar projec- 6" nections, pages 17 and 18. tions off of
