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UNVENTED (VENT-FREE) GAS FIREPLACE
OWNER'S OPERATION AND INSTALLATION MANUAL
Shown with optional cabinet mantel with hearth base and trim accessory.
GAS FIREPLACE WITh TOTAL CONTROL SySTEM (TCS)
WARNING: If the information in this manual is not fol-
lowed exactly, a fire or explosion may result causing
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
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use
any phone in your building.
• Immediately call your gas supplier from a neighbor's
phone. Follow the gas supplier's instructions.
• If you cannot reach your gas supplier, call the fire
department.
— Installation and service must be performed by a quali-
fied installer, service agency or the gas supplier.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
For more information, visit www.desatech.com
VTGF33NRB AND VTGF33PRB
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Related Manuals for Desa VTGF33NRB
Summary of Contents for Desa VTGF33NRB
- Page 1 UNVENTED (VENT-FREE) GAS FIREPLACE OWNER’S OPERATION AND INSTALLATION MANUAL Shown with optional cabinet mantel with hearth base and trim accessory. VTGF33NRB AND VTGF33PRB GAS FIREPLACE WITh TOTAL CONTROL SySTEM (TCS) WARNING: If the information in this manual is not fol- lowed exactly, a fire or explosion may result causing property damage, personal injury or loss of life.
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Page 2: Table Of Contents
TABLE OF CONTENTS Safety Information .......... Specifications ............ 6 Product Identification ........... 4 Troubleshooting ..........7 Local Codes............4 Replacement Parts ..........31 Unpacking............5 Service Hints ............. 31 Product Features ..........5 Technical Service..........31 Air for Combustion and Ventilation ...... 5 Illustrated Parts Breakdown and Parts List.. -
Page 3: Safety Information
SAFETy INFORMATION Do not place clothing or other Continued flammable material on or near the appliance. Never place any DANGER: Carbon monoxide objects on the heater. poisoning may lead to death! Fireplace front and screen be- Carbon Monoxide Poisoning: Early signs come very hot when running fire- of carbon monoxide poisoning resemble the place. -
Page 4: Product Identification
SAFETy INFORMATION 17. Provide adequate clearances around air openings. Continued PRODUCT 4. This fireplace shall not be installed in a bedroom or bathroom. IDENTIFICATION 5. Do not use this fireplace as a wood-burn- ing fireplace. Use only the logs provided with the fireplace. -
Page 5: Unpacking
LOCAL CODES SAFETY DEvICE Continued This fireplace has a pilot with an Oxygen Depletion Sensing (ODS) safety shutoff State of Massachusetts: The installa- system. The ODS/pilot is a required feature tion must be made by a licensed plumber for vent-free room heaters. The ODS/pilot or gas fitter in the Commonwealth of system shuts off the fireplace if there is not Massachusetts. - Page 6 AIR FOR COMBUSTION Confined Space and Unconfined Space The National Fuel Gas Code, ANSI Z223.1/ AND VENTILATION NFPA 54 defines a confined space as a space Continued whose volume is less than 50 cubic feet per 1,000 Btu per hour (4.8 m per kw) of the ag- Exhaust fans, fireplaces, clothes dryers and gregate input rating of all appliances installed in...
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Page 7: Combustion And Ventilation Air
AIR FOR COMBUSTION vENTILATION AIR Ventilation Air From Inside Building AND VENTILATION This fresh air would come from an adjoining Continued unconfined space. When ventilating to an adjoining unconfined space, you must provide * Do not include direct-vent gas appliances. two permanent openings: one within 1"... -
Page 8: Installation
INSTALLATION Note: Your fireplace is designed to be used in zero clearance installations. Wall or framing ma- NOTICE: This heater is intended terial can be placed directly against any exterior for use as supplemental heat. surface on the rear, sides or top of your fireplace, except where standoff spacers are integrally at- Use this heater along with your tached. - Page 9 INSTALLATION REMOVING FIREPLACE SCREEN AND FLOOR ASSEMBLY Continued NOTICE: Shutoff gas supply Carefully follow the instructions below. This will ensure safe installation. and disconnect heater from gas supply if installing blower into Minimum Clearances For Side previously installed fireplace. Combustible Material, Side Wall and Ceiling Contact a qualified service per- A.
- Page 10 INSTALLATION RELOCATING WALL SWITCH ASSEMBLY Continued Note: The decorative wall switch plate sup- ELECTRICAL CONNECTIONS FOR plied is white. The wall switch plate may be POWER CORD painted to match your decor. This fireplace operates on 120 VAC, 60 Hz The push-button switch and decorative wall power.
- Page 11 INSTALLATION 6. Pull wall switch assembly and cord from fireplace making sure wall switch assem- Continued bly will reach desired mounting location For Mantel Installation without straining cord assembly. If fireplace is to be installed into a mantel, (see If you are mounting wall switch assembly to Conventional Fireplace Installation, page 16) a wall, continue reading.
- Page 12 INSTALLATION Mounting Wall Switch Assembly to Side of Mantel Continued 7. Create three openings in the mantel wall 11. Using a keyhole saw, hack saw blade, according to Template 2, page 37. This drill, file or other suitable tool, carefully cut is best done by making a pattern to work out the rectangular opening.
- Page 13 INSTALLATION For propane/LP units, the installer must supply an external regulator. The external Continued regulator will reduce incoming gas pressure. INSTALLING GAS PIPING TO You must reduce incoming gas pressure to FIREPLACE LOCATION between 11" and 14" of water. If you do not re- duce incoming gas pressure, heater regulator WARNING: A qualified damage could occur.
- Page 14 INSTALLATION CONNECTING FIREPLACE TO GAS SUPPLY Continued Installation Items Needed Apply pipe joint sealant lightly to male NPT • 5/16" hex socket wrench or nut-driver threads. This will prevent excess sealant from going into pipe. Excess sealant in pipe could •...
- Page 15 INSTALLATION Test Pressures Equal To or Less Than 1/2 PSIG (3.5 kPa) Continued 1. Close equipment shutoff valve (see CHECKING GAS CONNECTIONS Figure 17). 2. Pressurize supply piping system by either WARNING: Test all gas piping opening propane/LP supply tank valve and connections, internal and for propane/LP gas or opening main gas external to unit, for leaks after...
- Page 16 INSTALLATION 4. Route flexible gas line through access hole in hearth base. Continued 5. Center cabinet mantel on hearth base (see PRESSURE TESTING FIREPLACE GAS Figure 21). Make sure mantel is flush against CONNECTIONS wall and centered left to right on base. 1.
- Page 17 INSTALLATION 1. Frame in rough opening. Use dimensions shown in Figure 4 for the rough opening. Continued If installing in a corner, use dimensions 11. Place metal trim on shoulder screws lo- shown in Figure 5 for the rough opening. cated on the side and top of the fireplace The height is 33"...
- Page 18 INSTALLATION Mantel Clearances for Built-In Installation Continued If placing mantel above built-in fireplace, you 9. Check all gas connections for leaks. See must meet minimum clearance between man- Checking Gas Connections, pages 15. tel shelf and top of fireplace opening. 10.
- Page 19 INSTALLATION Trim Hanging Screws Continued ASSEMBLING AND ATTACHING OPTIONAL PERIMETER TRIM (Included with Mantel Accessory) Note: The instructions below show assem- bling and attaching trim to fireplace. 1. Remove packaging from three pieces of trim. 2. Locate four screws, two adjusting plates with set screws and two shims in the hardware packet.
- Page 20 INSTALLATION 4. Place log #4 onto two alignment screws to rear of base (see Figure 33). Continued 5. Locate hole on bottom of log #5 and place over pin on log #. Log #5 will rest on back INSTALLING LOGS of log #1 (ember bed).
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Page 21: Operating Fireplace
INSTALLATION OPERATING FIREPLACE Continued FOR YOUR SAFETY READ BEFORE LIGHTING INSTALLING BATTERY INTO REMOTE 1. Locate slot at bottom of remote control WARNING: If you do not fol- (see Figure 35). Firmly insert tool such as low these instructions exactly, a small screwdriver, butter knife or dime a fire or explosion may result into the slot and lift up to remove cover. - Page 22 OPERATING FIREPLACE CAUTION: Do not try to ad- Continued just heating levels by using the NORMAL LIGHTING equipment shutoff valve. INSTRUCTIONS ON/OFF Button HI/LO Button WARNING: You must oper- Wall Switch ate this heater with the fireplace Assembly screen in place. Make sure fire- place screen is in place before running heater.
- Page 23 OPERATING FIREPLACE Because this fireplace has an electronic ignition system, in the event there is a loss Continued of power, it will be necessary to manually light the pilot with the piezo ignitor. After Note: You may be running this heater the pilot is lit, the main burner will light for the first time after connecting to gas automatically.
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Page 24: Inspecting Burners
OPERATING FIREPLACE INSPECTING BURNERS Continued Check pilot flame pattern and burner flame patterns often. TO TURN OFF GAS PILOT FLAME PATTERN TO APPLIANCE Figure 41 shows a correct pilot flame pat- Shutting Off Heater When Manually Lit tern. Figure 4 shows an incorrect pilot Set manual ignition bypass switch on con- flame pattern. -
Page 25: Cleaning And Maintenance
INSPECTING BURNERS CLEANING AND Continued MAINTENANCE BURNER FLAME PATTERNS WARNING: Turn off heater Figure 43 shows correct front and/or middle and let cool before cleaning. burner flame patterns. Figure 44 shows incor- rect front and/or middle burner flame patterns. The incorrect burner flame patterns show CAUTION: You must keep yellow tipping at top of blue flame. -
Page 26: Specifications
CLEANING AND Pilot Bracket MAINTENANCE Continued 3. Blow air through the ports/slots and holes in the burners. 4. Check the injector holders located at the end of the burner tubes again. Remove any large particles of dust, dirt, lint or pet Pilot hair with a soft cloth or vacuum cleaner Assembly... -
Page 27: Troubleshooting
TROUBLEShOOTING WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater. CAUTION: Never use a wire, needle or similar object to clean ODS/pilot. This can damage ODS/pilot unit. Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY... - Page 28 TROUBLEShOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner backfiring during 1. Burner orifice is clogged 1. Clean burner (see Cleaning combustion or damaged and Maintenance, page 5) or replace burner orifice . Damaged burner . Replace damaged burner 3. Gas regulator defective 3.
- Page 29 TROUBLEShOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY When ignitor button is pressed, 1. Gas supply turned off or 1. Turn on gas supply or open there is spark at ODS/pilot but equipment shutoff valve equipment shutoff valve no ignition (manual ignition closed mode) .
- Page 30 TROUBLEShOOTING Continued WARNING: If you smell gas • Shut off gas supply. • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building. • Immediately call your gas supplier from a neighbor’s phone. Fol- low the gas supplier’s instructions.
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Page 31: Replacement Parts
• type of gas used (propane/LP or natural serial numbers of your heater ready. gas) You can also visit DESA Heating Products’ tech- • purchase date nical service web site at www.desatech.com. Usually, we will ask you to return the part to the factory. -
Page 32: Illustrated Parts Breakdown
ILLUSTRATED PARTS BREAkDOWN REMOTE CONTROL LOG BASE ASSEMBLY MODELS VTGF33PRB AND VTGF33NRB (SHOWN) www.desatech.com 113134-01G... -
Page 33: Parts List
PARTS LIST REMOTE CONTROL LOG BASE ASSEMBLY MODELS VTGF33PRB AND VTGF33NRB This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 31 of this manual. NO. PART NO. DESCRIPTION QTY. - Page 34 ILLUSTRATED PARTS BREAkDOWN FIREPLACE MODELS VTGF33NRB AND VTGF33PRB www.desatech.com 113134-01G...
- Page 35 PARTS LIST FIREPLACE MODELS VTGF33NRB AND VTGF33PRB This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 31 of this manual. PART NO. DESCRIPTION QTY. 101357-03 Top Outer Casing...
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Page 36: Accessories
Purchase these fireplace accessories from with Dentil Molding your local dealer. If they can not supply these CMA306FA - Light Oak Finish, Traditional accessories, call DESA Heating Products at with Dentil Molding 1-866-67-6040 for information. You can also CMA312FB - Red Oak Finish, Classic... - Page 37 TEMPLATES 3/8" Diameter 1/8" Diameter 2 Holes 2 Holes 3/4" 3/4" " " " " 3/8" 3/8" 3/16" Template 1 - Relocating Wall Switch to Template 2 - Relocating Wall Switch to Hollow Room Wall Side Wall of Mantel 113134-01G www.desatech.com...
- Page 38 ThIS PAGE INTENTIONALLy LEFT BLANk www.desatech.com 113134-01G...
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Page 39: Wiring Diagram
WIRING DIAGRAM Note: For proper operation, the wires must be connected exactly as shown in wiring diagram. 113134-01G www.desatech.com... -
Page 40: Warranty Information
LIMITED WARRANTy VENT-FREE GAS FIREPLACE DESA Heating, LLC 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.
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