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For more information, visit www.desatech.com
For more information, visit www.desatech.com
Shown with optional cabinet
mantel, hearth base, and
trim accessories.
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.
This appliance may be installed in an aftermarket,* 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
Save this manual for future reference.
Save this manual for future reference.
UNVENTED (VENT-FREE)
GAS FIREPLACE
OWNER'S OPERATION AND INSTALLATION MANUAL
VTGF33NRA and VTGF33PRA
WARNING: Improper installation,
adjustment, alteration, service, or
maintenance can cause injury or
property damage. Refer to this
manual for correct installation and
operational procedures. For assis-
tance or additional information con-
sult a qualified installer, service
agency, or the gas supplier.
WARNING: This is an unvented gas-
fired heater. It uses air (oxygen)
from the room in which it is in-
stalled. Provisions for adequate
combustion and ventilation air must
be provided. Refer to Air for Com-
bustion and Ventilation section on
page 5 of this manual.
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Summary of Contents for Desa VTGF33NRA
- Page 1 Save this manual for future reference. Save this manual for future reference. UNVENTED (VENT-FREE) GAS FIREPLACE OWNER’S OPERATION AND INSTALLATION MANUAL VTGF33NRA and VTGF33PRA WARNING: Improper installation, adjustment, alteration, service, or maintenance can cause injury or property damage. Refer to this manual for correct installation and operational procedures.
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Page 2: Table Of Contents
TABLE OF CONTENTS SAFETY INFORMATION TABLE OF CONTENTS SAFETY INFORMATION ... 2 PRODUCT IDENTIFICATION ... 3 LOCAL CODES ... 4 UNPACKING ... 4 PRODUCT FEATURES ... 4 AIR FOR COMBUSTION AND VENTILATION ... 5 INSTALLATION ... 7 OPERATING FIREPLACE ... 18 INSPECTING BURNERS ... -
Page 3: Safety Information
SAFETY INFORMATION Continued 1. 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. 2. Do not place propane/LP supply tank(s) inside any structure. Lo- cate propane/LP supply tank(s) outdoors (propane/LP units only). -
Page 4: Local Codes
LOCAL CODES UNPACKING PRODUCT FEATURES 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*. *Available from: American National Standards Institute, Inc. 1430 Broadway New York, NY 10018 National Fire Protection Association, Inc. -
Page 5: Air For Combustion And Ventilation
AIR FOR COMBUSTION AND VENTILATION WARNING: This heater 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. -
Page 6: Determining Fresh-Air Flow For Heater Location
AIR FOR COMBUSTION AND VENTILATION Determining Fresh-Air Flow For Heater Location Ventilation Air AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this work sheet to determine if you have a confined 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. -
Page 7: Installation
AIR FOR COMBUSTION AND VENTILATION Continued 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. -
Page 8: Installation Clearances
INSTALLATION Electrical Hookup Installation Clearances Installation Sequence Removing Fireplace Screen And Floor Assembly INSTALLATION Continued ELECTRICAL HOOKUP This fireplace normally operates under 120 VAC/60 Hz line volt- age. The electrical cord supplied with your fireplace is five feet in length. You must locate fireplace within reach of a 120 volt grounded electrical outlet. - Page 9 INSTALLATION Continued Screw Fireplace Floor Assembly Screw Figure 6 - Removing Fireplace Floor Assembly ELECTRICAL CONNECTIONS FOR POWER CORD This fireplace operates on 120 VAC, 60 Hz power. An electrical power cord is supplied with this unit. For Mantel Installation Determine from which side of the fireplace the power cord will exit.
- Page 10 INSTALLATION Relocating Wall Switch Assembly (Cont.) INSTALLATION Continued For Mantel Installation If fireplace is to be installed into a mantel, (see Conventional Fireplace Installation, page 15) the wall switch assembly may be mounted on either side of the mantel, facing to the side. Do not locate wall switch assembly anywhere on the front face of the mantel.
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Page 11: Installing Gas Piping To Fireplace Location
INSTALLATION Continued 16. Position wall switch assembly vertically over wall openings with decal lettering upright (see Figure 13). 17. Insert mounting screws, removed in step 2 of Relocating Wall Switch Assembly on pages 9 and 10, through holes in wall plate and into wall anchors. -
Page 12: Connecting Fireplace To Gas Supply
INSTALLATION Installing Gas Piping to Fireplace Location (Cont.) Connecting Fireplace To Gas Supply INSTALLATION Continued CAUTION: Use only new, black iron or steel pipe. Internally-tinned copper tubing may be used in cer- tain areas. Check your local codes. Use pipe of 1/2" diameter or greater to allow proper gas volume to fireplace. -
Page 13: Checking Gas Connections
INSTALLATION Continued To Fireplace Flexible Gas Line from Gas Regulator Fireplace Gas Regulator Equipment Shutoff Valve Provided by Installer From External Regulator (Propane/LP) Figure 16 - Attaching Gas Lines Together CHECKING GAS CONNECTIONS WARNING: Test all gas piping and connections, internal and external to unit, for leaks after installing or servicing. -
Page 14: Conventional Fireplace Installation
INSTALLATION Conventional Fireplace Installation INSTALLATION Continued CONVENTIONAL FIREPLACE INSTALLATION Conventional installation of fireplace involves installing fireplace along with corner, face, or cabinet mantel with hearth base accesso- ries against a wall in your home. Follow instructions below to install fireplace in this manner. Note: The instructions below show installation using the cabinet mantel and hearth base accessories (see Accessories, pages 30 and 31). -
Page 15: Built-In Fireplace Installation
INSTALLATION Continued BUILT-IN FIREPLACE INSTALLATION Built-in installation of this fireplace involves installing fireplace into a framed-in enclosure. This makes the front of fireplace flush with wall. If installing a mantel above the fireplace, you must follow the clearances shown in Figure 27. Follow the instructions below to install the fireplace in this manner. -
Page 16: Installing Hood
INSTALLATION Assembling And Attaching Optional Brass Trim Installing Hood Installing Logs INSTALLATION Continued ASSEMBLING AND ATTACHING OPTIONAL BRASS TRIM (Included with Mantel Accessory) Note: The instructions below show assembling and attaching brass trim to fireplace. 1. Remove packaging from three pieces of brass trim. 2. - Page 17 INSTALLATION Continued 2. Place log #2 to right of log #1 and onto log alignment screw as shown in Figure 32. Log #2 will wrap around right end of rear burner. 3. Place log #3 on left side of base and onto alignment screw to right of rear burner (see Figure 32).
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Page 18: Installing Screen
INSTALLATION Installing Screen OPERATING FIREPLACE For Your Safety Read Before Lighting Normal Lighting Instructions INSTALLATION Continued INSTALLING SCREEN Install fireplace screen by slipping notches of fireplace screen over screws on front of fireplace (see Figure 36). Notches Figure 36 - Installing Fireplace Screen OPERATING FIREPLACE FOR YOUR SAFETY READ BEFORE LIGHTING... -
Page 19: Operating Fireplace
OPERATING FIREPLACE Continued 4. To lower flame, push HI/LO button on wall switch once. Note: This fireplace does not have a pilot-only mode. CAUTION: Do not try to adjust heating levels by using the equipment shutoff valve. HI/LO Button Figure 37 - Control Locations Thermocouple Automatic Ignitor... -
Page 20: Inspecting Burners
OPERATING FIREPLACE Manual Lighting Instructions for Electrical Power Outage (Cont.) To Turn Off Gas To Appliance Optional Blower Operation INSPECTING BURNERS Pilot Flame Pattern OPERATING FIREPLACE Continued 4. Place the magnetic manual override handle, provided with this unit, on the end of the gas valve stem (see Figure 39, page 19). -
Page 21: Cleaning And Maintenance
INSPECTING BURNERS Continued Thermocouple Manual Ignitor Electrode Figure 41 - Correct Pilot Flame Pattern (Propane/LP Pilot Shown) Automatic Ignitor Thermocouple Electrode Manual Ignitor Electrode Figure 42 - Incorrect Pilot Flame Pattern (Natural Gas Pilot Shown) BURNER FLAME PATTERNS Figure 43 shows correct front and/or middle burner flame patterns. Figure 44 shows incorrect front and/or middle burner flame pat- terns. -
Page 22: For More Information, Visit Www.desatech.com For More Information, Visit Www.desatech.com
Manifold Pressure Inlet Gas Pressure (in. of water) Maximum Minimum* Shipping Weight * For input adjustment Pilot Bracket Pilot Assembly 20,000/33,000 Natural: VTGF33NRA Propane/LP: VTGF33PRA Electronic (Automatic)/Piezo (Manual) Natural Gas Propane/LP Gas 3.5" W.C. 8.0" W.C. 10.5" 14" 5" 11"... -
Page 23: Troubleshooting
TROUBLESHOOTING Note: For additional help, visit DESA Heating Products’ technical service web site at www.desatech.com. Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM When buttons on remote control are pressed, there is no response from fireplace... - Page 24 TROUBLESHOOTING TROUBLESHOOTING Continued OBSERVED PROBLEM Heater produces a whistling noise when burner is lit When ignitor button is pressed, there is no spark at ODS/pilot (manual ignition mode) When ignitor button is pressed, there is spark at ODS/pilot but no ignition (manual ignition mode) ODS/pilot lights but flame goes out when control knob is released (manual ignition...
- Page 25 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. Follow the gas supplier’s instructions.
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Page 26: Illustrated Parts Breakdown And Parts List
ILLUSTRATED PARTS BREAKDOWN Models VTGF33PRA and VTGF33NRA ILLUSTRATED PARTS BREAKDOWN REMOTE CONTROL LOG BASE ASSEMBLY MODELS VTGF33PRA VTGF33NRA (SHOWN) For more information, visit www.desatech.com For more information, visit www.desatech.com 110112-01A... -
Page 27: Parts List
099998-01 101480-11 099125-13 " PH 099157-01 19724000 901056-01 107736-01 107737-01 PARTS LIST Models VTGF33PRA and VTGF33NRA DESCRIPTION Gas Control Valve (Natural) Gas Control Valve (Propane/LP) Magnetic Manual Override Handle Burner Shield Wire Support Clip 1.5" Bushing Power Cord Inlet Tube... - Page 28 ILLUSTRATED PARTS BREAKDOWN Models VTGF33NRA and VTGF33PRA ILLUSTRATED PARTS BREAKDOWN FIREPLACE MODELS VTGF33NRA AND VTGF33PRA For more information, visit www.desatech.com For more information, visit www.desatech.com 110112-01A...
- Page 29 M10908-2 Screw, Slotted Hex Head Tapping 098304-03 Phillips Pan Head Screw, #8 101346-01 Outer Base 101727-03 Screen Assembly Outer Casing 111547-01 Blower PARTS AVAILABLE — NOT SHOWN 100639-01 Caution Decal 104356-02 Warning Decal PARTS LIST Models VTGF33NRA and VTGF33PRA QTY.
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Page 30: Accessories
Purchase these fireplace accessories from your local dealer. If they can not supply these accessories, call DESA Heating Prod- ucts at 1-866-672-6040 for information. You can also write to the address listed on the back page of this manual. - Page 31 ACCESSORIES Continued CABINET MANTEL ACCESSORY WITH FIREPLACE PERIMETER BRASS TRIM GMC11F Series - Walnut Finished Hardwood Veneer GMC12U Series - Unfinished Hardwood Veneer, Ready to Stain or Paint. GMC13F Series - Medium Stained Oak Veneer GM102W Series - Off-White Paint For all models.
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Page 32: Replacement Parts
If so, contact DESA Heating Products’ Technical Service Department at 1-866-672-6040. When calling please have your model and serial numbers of your heater ready. You can also visit DESA Heating Products’ technical service web site at www.desatech.com. INDICATION BOARD... -
Page 33: Templates
TEMPLATES " " 3/8" Template 1 - Relocating Wall Switch to Hollow Room Wall For more information, visit www.desatech.com For more information, visit www.desatech.com 110112-01A 3/8" Diameter 2 Holes 3/4" 3/16" Template 2 - Relocating Wall Switch to Side Wall of Mantel 1/8"... - Page 34 THIS PAGE INTENTIONALLY LEFT BLANK For more information, visit www.desatech.com For more information, visit www.desatech.com 110112-01A...
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Page 35: Owner's Registration Form
Address: City: Home Phone: E-Mail: Please answer the following questions to register your product with DESA Heating Products: 1. Where will the product be used? Living/Family Room Office/Warehouse If you bought this product yourself, did you plan to purchase this type of product before going into the store? 3. - Page 36 Postage Required 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 For more information, visit www.desatech.com For more information, visit www.desatech.com TAPE 110112-01A...
- Page 37 NOTES NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ For more information, visit www.desatech.com For more information, visit www.desatech.com 110112-01A...
- Page 38 For more information, visit www.desatech.com For more information, visit www.desatech.com 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 www.desatech.com 110112 01 NOT A UPC 110112-01 Rev. A 04/03 110112-01A...
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