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Desa VTGF33PRA Owner's Operation And Installation Manual

Gas fireplace with total control system (tcs)
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UNVENTED (VENT-FREE) GAS FIREPLACE
OWNER'S OPERATION AND INSTALLATION MANUAL
Shown with optional
cabinet mantel
and hearth base
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.
VTGF33NRA AND VTGF33PRA
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  • Page 1 Shown with optional cabinet mantel and hearth base accessory. VTGF33NRA AND VTGF33PRA 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.

  • Page 2: Table Of Contents

    WARNING: Improper installation, adjustment, altera- tion, service or maintenance can cause injury or prop- erty damage. Refer to this manual for correct installation and operational procedures. For assistance or addi- tional information consult a qualified installer, service agency or the gas supplier. WARNING: This is an unvented gas-fired heater.

  • Page 3: Safety Information

    SAFETY INFORMATION WARNING: This product con- tains and/or generates chemicals known to the State of California to cause cancer or birth defects or other reproductive harm. IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, operate or service this log set. Improper use of this log set can cause serious injury or death from burns, fire, explosion, electrical shock and...

  • Page 4: Product Identification

    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) in- side any structure. Locate propane/LP supply tank(s) outdoors (propane/LP units only).

  • Page 5: Local Codes

    LOCAL CODES Install and use fireplace with care. Follow all local codes. In the absence of local codes, use the lat- est 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 6 AIR FOR COMBUSTION AND VENTILATION Continued 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 fol- lowing ventilation classifications: 1.

  • Page 7: Combustion And Ventilation Air

    AIR FOR COMBUSTION AND VENTILATION Continued 3. Add the Btu/Hr of all fuel burning appliances in the space. Vent-free heater Gas water heater* Gas furnace Vented gas heater Gas fireplace logs Other gas appliances* + _______ Btu/Hr Total * Do not include direct-vent gas appliances. Direct-vent draws combustion air from the outdoors and vents to the outdoors.

  • Page 8: Installation

    AIR FOR COMBUSTION AND VENTILATION Continued 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. Ventilated Outlet Attic Outlet A ir Inlet Inlet Air...

  • Page 9: Installation Clearances

    INSTALLATION Continued INSTALLATION CLEARANCES WARNING: Maintain the minimum clearances. If you can, provide greater clearances from floor, ceiling, and adjoining wall. MINIMUM CLEARANCE TO COMBUSTIBLE MATERIALS Left and Right Sides 0" 16" Carefully follow the instructions below. This will ensure safe installation. Minimum Clearances For Side Combus- tible Material, Side Wall, and Ceiling A.
  • Page 10 INSTALLATION Continued Screw Fireplace Floor Assembly Flexible Gas Line Figure 6 - Removing Fireplace Floor Assembly www.desatech.com 110112-01C...
  • Page 11 INSTALLATION Continued For Recessed Installation If fireplace is to be recessed into a wall (see Built-In Fireplace Installation, page 17), we recommend mounting wall switch assembly to left side of fireplace. The wall switch assembly should be mounted approximately 12" from left edge of fireplace, and less than 60"...
  • Page 12 INSTALLATION Continued 12. From inside the recessed opening for the fireplace, carefully pass wall switch assembly through the rectangular opening to the outside of the wall. 13. Using wall anchors supplied in hardware pack- age, fold wall anchor as shown in Figure 11. 14.
  • Page 13 INSTALLATION Continued INSTALLING GAS PIPING TO FIREPLACE LOCATION WARNING: A qualified service person must connect fireplace to gas supply. Follow all local codes. WARNING: For propane/LP units, never connect fireplace directly to propane/LP supply. This fireplace requires an external regulator (not supplied). Install the external regulator between the heater and propane/LP supply.
  • Page 14 We recommend that you install a sediment trap in supply line as shown in Figure 15. Locate sediment trap where it is within reach for cleaning. Install in piping system between fuel supply and fireplace. Locate sediment trap where trapped matter is not likely to freeze.
  • Page 15 INSTALLATION Continued WARNING: For propane/LP units, make sure external regula- tor has been installed between propane/LP supply and heater. See guidelines under Installing Gas Piping to Fireplace Loca- tion, page 13. PRESSURE TESTING GAS SUPPLY PIPING SYSTEM Test Pressures In Excess Of 1/2 PSIG (3.5 kPa) 1.
  • Page 16 INSTALLATION Continued CONVENTIONAL FIREPLACE INSTALLATION Conventional installation of fireplace involves in- stalling fireplace along with corner, face, or cabinet mantel with hearth base accessories against a wall in your home. Follow instructions below to install fireplace in this manner. Note: The instructions below show installation us- ing a cabinet mantel and hearth base accessory (see Accessories, page 37).
  • Page 17 INSTALLATION Continued Figure 23 - Inserting Fireplace Into Cabinet Mantel 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.
  • Page 18 INSTALLATION Continued Mantel Clearances for Built-In Installation If placing mantel above built-in fireplace, you must meet minimum clearance between mantel shelf and top of fireplace opening. NOTICE: Surface temperatures of adjacent walls and mantels be- come hot during operation. Walls and mantels above the firebox may become hot to the touch.
  • Page 19 INSTALLATION Continued INSTALLING HOOD Install hood to top of firebox as shown in Figure 30. Use 3 Phillips screws provided. Figure 30 - Installing Hood to Firebox INSTALLING LOGS WARNING: Failure to posi- tion the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or...
  • Page 20 INSTALLATION Continued 5. Locate hole on bottom of log #5 and place over pin on log #2. Log #5 will rest on back of log #1 (ember bed). See Figure 34. 6. Place log #6 onto two pins on log #1 (ember bed) and rest back of log #6 on back log #4 (see Figure 34).

  • Page 21: Operating Fireplace

    OPERATING FIREPLACE FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not fol- low these instructions exactly, a fire or explosion may result causing property damage, per- sonal injury or loss of life. A. This appliance has a pilot which lights automatically when using the supplied wall switch or remote control.
  • Page 22 Automatic Ignitor Pilot Burner Electrode Figure 38 - Pilot (Propane/LP Gas Shown) Manual Ignitor Electrode www.desatech.com 110112-01C...
  • Page 23 ON/OFF Button HI/LO Button Wall Switch Piezo Ignitor Figure 39 - Control Locations 110112-01C Manual Ignition Bypass Switch (Down is ON) www.desatech.com...

  • Page 24: Inspecting Burners

    INSPECTING BURNERS Check pilot flame pattern and burner flame pat- terns often. PILOT FLAME PATTERN Figure 41 shows a correct pilot flame pattern. Figure 42 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will cause the thermocouple to cool.

  • Page 25: Cleaning And Maintenance

    CLEANING AND MAINTENANCE WARNING: Turn off heater and let cool before cleaning. CAUTION: You must keep control areas, burners, and circulating air passageways of heater clean. Inspect these areas of heater before each use. Have heater inspected yearly by a qualified service person. Heater may need more frequent cleaning due to excessive lint from carpeting, pet hair, bedding...

  • Page 26: Troubleshooting

    Pilot Air Inlet Hole Pilot Assembly Figure 47 - Cleaning Pilot Air Inlet Hole LOGS • If you remove logs for cleaning, refer to Install- ing Logs, page 18, to properly replace logs. • Replace log(s) if broken or chipped (dime-sized or larger).
  • Page 27 OBSERVED PROBLEM When wall switch button is pressed, there is no response from fireplace Burner does not light after ODS/ pilot is lit Delayed ignition burner Burner backfiring during com- bustion Slight smoke or odor during initial operation Moisture/condensation noticed on windows Heater produces a whistling noise when burner is lit...
  • Page 28 OBSERVED PROBLEM 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 mode) Fireplace produces a clicking/ ticking noise just after burners...
  • Page 29 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.

  • Page 30: Illustrated Parts Breakdown And Parts List

    ILLUSTRATED PARTS BREAKDOWN REMOTE CONTROL LOG BASE ASSEMBLY MODELS VTGF33PRA VTGF33NRA (SHOWN) www.desatech.com 110112-01C...

  • Page 31: Parts List

    REMOTE CONTROL LOG BASE ASSEMBLY MODELS VTGF33PRA AND VTGF33NRA This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 34 of this manual. PART NUMBER DESCRIPTION 110103-01 Ember Bed Log...
  • Page 32 ILLUSTRATED PARTS BREAKDOWN FIREPLACE MODELS VTGF33NRA AND VTGF33PRA www.desatech.com 110112-01C...
  • Page 33 FIREPLACE MODELS VTGF33NRA AND VTGF33PRA This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 34 of this manual. PART NUMBER 101357-03 101351-01CK 101353-01CK 111339-01 101712-03 102759-02CK 102758-02CK M11084-26...

  • Page 34: Replacement Parts

    If so, contact DESA Heating Productsʼ 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 Productsʼ techni- cal service web site at www.desatech.com. WIRING DIAGRAM INDICATION BOARD...

  • Page 35: Templates

    3/8" Diameter 2 Holes 3/4" " " 3/8" TEMPLATES 3/16" 1/8" Diameter 2 Holes 3/4" " " 3/8"...
  • Page 36 THIS PAGE INTENTIONALLY LEFT BLANK www.desatech.com 110112-01C...

  • Page 37: Accessories

    Purchase these fireplace accessories from your lo- cal dealer. If they can not supply these accessories, call DESA Heating Productsʼ Sales Department at 1-866-672-6040 for information. You can also write to the address listed on the back page of this manual.
  • Page 38 NOTES ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ www.desatech.com 110112-01C...
  • Page 39 NOTES ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ 110112-01C www.desatech.com...

  • Page 40: Warranty Information

    LIMITED WARRANTY VENT-FREE GAS FIREPLACE DESA Heating Products warrants this product to be free from defects in materials and components for four (4) years and five (5) years on stainless steel burners from the date of first purchase, provided that the product has been properly installed, operated and maintained in accordance with all applicable instructions.

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