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  4. Firewerks VFRMV18NA
  5. Owner's Operation And Installation Manual

Vanguard Firewerks VFRMV18NA Owner's Operation And Installation Manual

Manual is about: UNVENTED (VENT FREE) GAS LOG HEATER

Summary of Firewerks VFRMV18NA

  • Page 1

    Save this manual for future reference. For more information, visit www.Desatech.Com 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 an...

  • Page 2: Agency Or The Gas Supplier.

    Www.Desatech.Com 114745-01b 2 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, ser...

  • Page 3

    Www.Desatech.Com 114745-01b 3 safety information 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, electrical shock and carbon monoxide...

  • Page 4

    Www.Desatech.Com 114745-01b 4 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 t...

  • Page 5

    Www.Desatech.Com 114745-01b 5 product identification figure 1 - product identification log set chassis assembly lava rock local codes install and use the heater 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* ...

  • Page 6

    Www.Desatech.Com 114745-01b 6 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 fo...

  • Page 7

    Www.Desatech.Com 114745-01b 7 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 adjoi...

  • Page 8

    Www.Desatech.Com 114745-01b 8 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 9

    Www.Desatech.Com 114745-01b 9 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 • in a bedroom or bathroom...

  • Page 10

    Www.Desatech.Com 114745-01b 10 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. If running heater with damper open, noncombus- tible material above the fireplace opening is not neede...

  • Page 11

    Www.Desatech.Com 114745-01b 11 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 ...

  • Page 12

    Www.Desatech.Com 114745-01b 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 no...

  • Page 13

    Www.Desatech.Com 114745-01b 13 installation continued note: install optional ghrctb receiver and hand-held remote control kit (see accessories, page 26) before installing gas log heater. See in- stallation instructions included with the kit. 1. Apply pipe joint sealant lightly to male threads of gas...

  • Page 14

    Www.Desatech.Com 114745-01b 14 installation must include an equipment shutoff valve, union and plugged 1/8" npt tap. Locate npt tap within reach for test gauge hook up. Npt tap must be upstream from heater (see figure 13). Important: install equipment shutoff valve in an accessible location within 6...

  • Page 15

    Www.Desatech.Com 114745-01b 15 pressure testing gas supply piping system test pressures in excess of 1/2 psig (3.5 kpa) 1. Disconnect appliance with its appliance main gas valve (control valve) and equipment shutoff valve from gas supply piping system. Pressures in excess of 1/2 psig will damage hea...

  • Page 16

    Www.Desatech.Com 114745-01b 16 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. When...

  • Page 17

    Www.Desatech.Com 114745-01b 17 warning: burners will come on automatically within one minute when the switch is in the on position after the pilot is lit. 5. Wait five (5) minutes to clear out any gas. Then smell for gas, including near the floor. If you smell gas, stop! Follow “b” in the safety infor...

  • Page 18

    Www.Desatech.Com 114745-01b 18 operating heater continued manual lighting procedure 1. Follow steps 1 through 6 under lighting instructions , page 16. 2. Depress control knob and light pilot with match. 3. Keep control knob pressed in for 30 seconds after lighting pilot. After 30 seconds, release co...

  • Page 19

    Www.Desatech.Com 114745-01b 19 figure 21 - thermostat hand-held remote control unit (ghrctb) turns hand- held remote on or off and allows you to choose the manual setting selects auto setting increases room temperature in auto mode digital display shows temperature and settings turns burners on or o...

  • Page 20

    Www.Desatech.Com 114745-01b 20 inspecting burners continued burner flame pattern figure 24 shows correct burner flame pattern. Notice: do not mistake orange flames with yellow tipping. Dirt or other fine particles are burned by heater, causing brief patches of orange flame. If burner flame pattern is inc...

  • Page 21

    Www.Desatech.Com 114745-01b 21 1. Shut off the unit, including the pilot. Allow the unit to cool for at least thirty minutes. 2. Inspect burner, pilot and primary air inlet opening on injector holder for dust and dirt (see figure 26). 3. Blow air through the ports/slots and holes in the burner. 4. C...

  • Page 22

    Www.Desatech.Com 114745-01b 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 trouble...

  • Page 23

    Www.Desatech.Com 114745-01b 23 possible cause 1. Control knob not fully pressed in 2. Control knob not pressed in long enough 3. Safety interlock system has been triggered 4. Equipment shutoff valve not fully open 5. Pilot flame not touching ther- mocouple, which allows ther- mocouple to cool, causin...

  • Page 24

    Www.Desatech.Com 114745-01b 24 possible cause 1. Not enough air 2. Gas regulator defective 1. Residues from manufacturing processes and logs curing 1. Turning control knob to hi position when burners are cold 2. Air in gas line 3. Air passageways on heater blocked 4. Dirty or partially clogged burne...

  • Page 25

    Www.Desatech.Com 114745-01b 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

    Www.Desatech.Com 114745-01b 26 specifications vfrmv18na vfrmv24na vfrmv18pa vfrmv24pa btu (variable) 24,000/36,000 28,000/39,000 26,000/34,000 31,000/39,000 type gas natural gas only natural gas only propane/lp only propane/lp only ignition piezo piezo piezo piezo manifold pressure 3.5" - 1.6"w.C. 3...

  • Page 27

    Www.Desatech.Com 114745-01b 27 wall-mount thermostat switch - gwmt1 (not shown) for all models. The desired comfort setting can be selected on the wall thermostat and the log heater will automatically cycle from pilot to the heat setting selected. Wall-mount on/off switch gwms2 (not shown) for all m...

  • Page 28

    Www.Desatech.Com 114745-01b 28 illustrated parts breakdown vfrmv18na, vfrmv18pa vfrmv24na (shown), vfrmv24pa 1 2 3 4 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 24 24 24 24 24 24 5 25 26 27.

  • Page 29

    Www.Desatech.Com 114745-01b 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. Key part number no. Vfrmv18na vfrmv24na vfrmv18pa vfrmv24pa description qty. 1 114854-01 114790-0...

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    Www.Desatech.Com 114745-01b 30 _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ __________________________________________________...

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    Www.Desatech.Com 114745-01b 31 _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ __________________________________________________...

  • Page 32

    2701 industrial drive p.O. Box 90004 bowling green, ky 42102-9004 www.Desatech.Com not a upc warranty information keep this warranty model serial no. Date purchased 114745-01 rev. B 10/04 always specify model and serial numbers when communicating with the factory. We reserve the right to amend these...