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Firewerks SBJ18VNA Owner's Operation And Installation Manual

Unvented (vent-free) gas log heater
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UNVENTED (VENT-FREE) GAS LOG HEATER
OWNER'S OPERATION AND INSTALLATION MANUAL
MODELS
SBJ18VNA, SBJ18VPA
SBJ24VNA AND
SBJ24VPA
ANSI Z21.11.2a-2003 and ANSI Z21.60-2003 APPROVED
Vent-free Models Also Design-Certified As Vented Decorative Appliances
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 va-
pors 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.
For more information, visit www.desatech.com
Save this manual for future reference.
MODELS
SMA18VNA, SMA18VPA
SMA24VNA AND
SMA24VPA

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  • Page 1 UNVENTED (VENT-FREE) GAS LOG HEATER OWNER’S OPERATION AND INSTALLATION MANUAL MODELS SBJ18VNA, SBJ18VPA SBJ24VNA AND SBJ24VPA ANSI Z21.11.2a-2003 and ANSI Z21.60-2003 APPROVED Vent-free Models Also Design-Certified As Vented Decorative Appliances WARNING: If the information in this manual is not fol- lowed exactly, a fire or explosion may result causing...

  • 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 appliance is for installation only in a solid-fuel burning masonry or UL127 factory-built fireplace or in a listed ventless firebox enclosure.

  • Page 3: Safety Information

    SAFETY INFORMATION WARNING: This product contains and/or generates chemicals known to the State of California to cause cancer or birth defects, or other reproduc- tive harm. IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, op- erate or service this log set. Improper use of this log set can cause serious injury or death from burns, fire, explosion,...
  • Page 4 SAFETY INFORMATION Continued Keep the appliance area clear and free from combustible ma- terials, gasoline and other flam- mable vapors and liquids. Solid fuels shall not be burned in a fireplace in which an unvented room heater installed. Children and adults should be alerted to the hazard of high tem- perature and should stay away to avoid burns or clothing ignition.

  • Page 5: Product Identification

    PRODUCT IDENTIFICATION Log Set Chassis Assembly Figure 1 - Product Identification 114744-01C www.desatech.com...

  • Page 6: Air For Combustion And Ventilation

    AIR FOR COMBUSTION AND VENTILATION WARNING: This heater shall not be installed in confined space or unusually tight con- struction unless provisions are provided for adequate combus- tion and ventilation air. Read the following instructions to insure proper fresh air for this and other fuel-burning appliances in your home.
  • Page 7 AIR FOR COMBUSTION AND VENTILATION Continued 1. Determine the volume of the space (length x width x height). Length x Width x Height = _________cu. ft. (volume of space) Example: Space size 20 ft. (length) x 16 ft. (width) x 8 ft. (ceiling height) = 2560 cu. ft. (volume of space) If additional ventilation to adjoining room is sup- plied with grills or openings, add the volume of...

  • Page 8: Installation

    AIR FOR COMBUSTION AND VENTILATION Continued Ventilation Grills Into Adjoining Room, Into Adjoining Room, Remove Option 1 Door into Adjoining Room, Option 12" Figure 2 - Ventilation Air from Inside Building Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts.
  • Page 9 INSTALLATION Continued WARNING: Seal any fresh air vents or ash clean-out doors located on floor or wall of fire- place. If not, drafting may cause pilot outage or sooting. Use a heat-resistant sealant. Do not seal chimney flue damper. WARNING: Never install the heater •...
  • Page 10 INSTALLATION Continued Example *Minimum 16 inches from Side Wall Figure 4 - Minimum Clearance for Combustible to Wall NOTICE: Non thermostat con- trolled heaters may be used as a vented product. If so, you must always run heater with chimney flue damper open and damper clamp installed.

  • Page 11: Mantel Clearances

    INSTALLATION Continued MANTEL CLEARANCES In addition to meeting noncombustible material clearances, you must also meet required clearances between fireplace opening and mantel shelf. If you do not meet the clearances listed below, you will need a hood. Determining Minimum Mantel Clearance If you meet minimum clearance between mantel shelf and top of fireplace opening, a hood is not required (see Figure 6).
  • Page 12 INSTALLATION Continued INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED OPERATION Note: When used as a vented decorative, appliance must be installed only in a solid-fuel burning fireplace with a working flue and constructed of noncombustible material. If your heater is a non-thermostatically-controlled model, you may use this heater as a vented product.
  • Page 13 INSTALLATION Continued INSTALLING HEATER ASSEMBLY WARNING: If installing in a sunken fireplace, special care is needed. You must raise the fire- place floor to allow access to heater control panel. This will insure ade- quate air flow and guard against sooting.
  • Page 14 INSTALLATION Continued Approved Flexible Gas Hose (if allowed by local codes) To Gas CSA Design- Control Certified Valve Equipment Shutoff Valve With 1/8" NPT Tap* 3" Minimum Sediment Trap Figure 14 - Gas Connection (Remote- Ready Models Only) * Purchase the optional CSA design-certified equipment shutoff valve from your dealer.
  • Page 15 INSTALLATION Continued WARNING: Never use an open flame to check for a leak. Apply a noncorrosive leak detec- tion fluid to all joints. Bubbles forming show a leak. Correct all leaks at once. CAUTION: Make sure ex- ternal regulator has been in- stalled between propane/LP supply and heater.

  • Page 16: Operating Heater

    OPERATING HEATER 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 must be lighted by hand.
  • Page 17 OPERATING HEATER Continued Figure 18 - Control Knob and Ignitor Button Location, Manual Controlled 114744-01C www.desatech.com...
  • Page 18 OPERATING HEATER Continued Selector Switch in REMOTE Position Figure 20 - Setting the Selector Switch, Control Knob and Flame Adjustment Knob for Remote Operation ON/OFF SERIES (MODEL HRC100) Hold the control button on the hand-held remote until burner turns on. Hold the con- trol button again until burner turns off (see Figure 21).
  • Page 19 OPERATING HEATER Continued Manual Mode 1. Press the POWER and LOCK buttons together to turn on the hand-held remote control. 2. Press the MANU button to turn on the fireplace. 3. Press the POWER and LOCK buttons together to turn off the fireplace. Auto (Thermostatic) Mode 1.

  • Page 20: Inspecting Burner

    INSPECTING BURNER Check pilot flame pattern and burner flame pat- terns often. PILOT FLAME PATTERN Figure 23 shows a correct pilot flame pattern. Figure 24 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will cause the thermocouple to cool.

  • Page 21: Cleaning And Maintenance

    CLEANING AND MAINTENANCE WARNING: Turn off heater and let cool before cleaning. CAUTION: You must keep control areas, burner and circu- lating air passageways of heater clean. Inspect these areas of heater before each use. Have heater inspected yearly by a qualified service person.

  • Page 22: Troubleshooting

    WARNING: Turn off and unplug 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 When ignitor button is pressed, there is no spark at ODS/pilot...
  • Page 23 OBSERVED PROBLEM ODS/pilot lights but flame goes out when control knob is re- leased Burner does not light after ODS/ pilot is lit Delayed ignition of burner Burner backfiring during com- bustion 114744-01C TROUBLESHOOTING Continue POSSIBLE CAUSE 1. Control knob not fully pressed in 2.
  • Page 24 OBSERVED PROBLEM Orange flame in burner during burner combustion Slight smoke or odor during initial operation Heater produces a whistling noise when burner is lit White powder residue forming within burner box or on adjacent walls or furniture Moisture/condensation noticed on windows Heater produces a clicking/tick- ing noise just after burner is lit...
  • Page 25 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 26: Specifications

    Max - 10.5" W.C., Min* - 5.0" W.C. • Shipping Weight: 34 lbs. * For purpose of input adjustment Manufactured by: DESA FMI. LLC, 1769 E. Lawrence St. Russellville, AL 35653 Note: This appliance has been designed-certified by ANS Z21.11.2a-2003 Unvented Room Heaters and ANS Z21.60-2003.

  • Page 27: Accessories

    ACCESSORIES Purchase these heater accessories from your local dealer. If they can not supply these accessories, call DESA at 1-866-672-6040 for referral information. You can also write to the address listed on the back page of this manual. EQUIPMENT SHUTOFF VALVE -GA5010 For all models.

  • Page 28: Illustrated Parts Breakdown And Parts List

    ILLUSTRATED PARTS BREAKDOWN MODELS SMA18VNA, SMA18VPA, SBJ18VNA (Shown) AND SBJ18PNA www.desatech.com 114744-01C...

  • Page 29: Parts List

    This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 26 of this manual. NO. PART NO. 111800-01 Screw 114742-01 Log Set Assembly 114742-03 Log Set Assembly 111803-05 Right Burner Bracket 111803-04 Left Burner Bracket 111816-01 Screw 111817-01 Flex Tube 3/8"...
  • Page 30 ILLUSTRATED PARTS BREAKDOWN MODELS SMA24VNA (Shown), SMA24VPA, SBJ24VNA AND SBJ24VPA www.desatech.com 114744-01C...
  • Page 31 This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 26 of this manual. NO. PART NO. 111800-01 Screw 114743-01 Log Set Assembly 114743-03 Log Set Assembly 111803-02 Right Burner Bracket 111803-01 Left Burner Bracket 111816-01 Screw 111817-01 Flex Tube 3/8"...

  • Page 32: Warranty Information

    VENT-FREE GAS LOG HEATERS DESA 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.

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