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FMI Heat Majic FVF18NW Owner's Manual

Unvented (vent-free) natural gas log heater
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NATURAL GAS LOG HEATER
ALSO DESIGN-CERTIFIED AS A VENTED DECORATIVE APPLIANCE
OWNER'S OPERATION AND INSTALLATION MANUAL
Heat Majic™
Models FVF18NW,
FVF24NW, and
FVF30NW (Millivolt)
Remote Ready
WARNING: If the information in this
manual is not followed 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 sup-
plier, call the fire department.
— Installation and service must be per-
formed by 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 installed. Provisions for adequate combustion and ventilation air must be
provided. Refer to Air for Combustion and Ventilation section on page 4 of this manual.
This appliance may be installed in an aftermarket*, permanently located, manufac-
tured (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
UNVENTED (VENT-FREE)
Save this manual for future reference.
Patent Pending
WARNING: Improper installation, adjust-
ment, alteration, service, or maintenance
can cause injury or property damage.
Refer to this manual for correct installa-
tion and operational procedures. For
assistance or additional information
consult a qualified installer, service
agency, or the gas supplier.
WARNING: This appliance is for in-
stallation only in a solid-fuel burning
masonry or UL127 factory-built fire-
place, or in an approved ventless fire-
box. It is design certified for these
installations in accordance with ANSI
Z21.11.2. Exception: Do not install this
appliance in a factory-built fireplace
that includes instructions stating it
has not been tested or should not be
used with unvented gas logs.

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Summary of Contents for FMI Heat Majic FVF18NW

  • Page 1 UNVENTED (VENT-FREE) NATURAL GAS LOG HEATER ALSO DESIGN-CERTIFIED AS A VENTED DECORATIVE APPLIANCE OWNER’S OPERATION AND INSTALLATION MANUAL Heat Majic™ Models FVF18NW, FVF24NW, and FVF30NW (Millivolt) Remote Ready Patent Pending WARNING: Improper installation, adjust- WARNING: If the information in this...

  • Page 2: Safety Information

    FIREPLACE MANUFACTURERS INCORPORATED UNVENTED NATURAL GAS LOG HEATER SAFETY This heater shall not be installed in a Due to high temperatures, the bedroom or bathroom, unless installed appliance should be located out INFORMATION as a vented appliance (see Installing of traffic and away from furniture Damper Clamp Accessory for Vented and draperies.

  • Page 3: Local Codes

    OWNER’S MANUAL SAFETY LOCAL CODES PRODUCT INFORMATION FEATURES Install and use heater with care. Follow all local codes. In the absence of local codes, use Continued OPERATION the latest edition of The National Fuel Gas 12. Do not use heater if any part has been Code ANSI Z223.1/NFPA 54*.

  • Page 4: Air For Combustion And Ventilation

    FIREPLACE MANUFACTURERS INCORPORATED UNVENTED NATURAL GAS LOG HEATER AIR FOR PROVIDING ADEQUATE Confined and Unconfined Space VENTILATION COMBUSTION AND The National Fuel Gas Code, ANSI Z223.1/ NFPA 54 defines a confined space as a space The following are excerpts from National VENTILATION whose volume is less than 50 cubic feet per Fuel Gas Code ANSI Z223.1/NFPA 54, Sec-...

  • Page 5: Determining Fresh-Air Flow For Heater Location

    OWNER’S MANUAL 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 6: Ventilation Air

    FIREPLACE MANUFACTURERS INCORPORATED UNVENTED NATURAL GAS LOG HEATER AIR FOR COMBUSTION AND 12" VENTILATION Continued Ventilation VENTILATION AIR Ventilation Grills Grills Into Adjoining Room, Into Adjoining Ventilation Air From Inside Option 2 Room, Building Remove Option 1 Door into This fresh air would come from an adjoining Adjoining unconfined space.

  • Page 7: Check Gas Type

    OWNER’S MANUAL INSTALLATION MINIMUM FIREPLACE WARNING: Never install the CLEARANCE TO heater COMBUSTIBLE MATERIALS NOTICE: This heater is intended • in a bedroom or bathroom un- for use as supplemental heat. Use Log Size Side Wall Ceiling less installed as a vented ap- this heater along with your pri- pliance, see page 10 18", 24",...
  • Page 8 FIREPLACE MANUFACTURERS INCORPORATED UNVENTED NATURAL GAS LOG HEATER INSTALLATION If Using Mantel if noncombustible material is more than 12", you may need the hood accessory to You must have noncombustible material(s) Continued deflect heat away from your mantel shelf. above the fireplace opening. Noncombus- See Figure 5 and Figures 6 and 7 on page 9 tible materials (such as slate, marble, tile, NOTICE: Manual control heaters...

  • Page 9: Mantel Clearances

    OWNER’S MANUAL INSTALLATION Mantel Shelf 10" Underside of Continued 8" Mantel Shelf 6" MANTEL CLEARANCES 1 /2 " In addition to meeting noncombustible mate- rial clearances, you must also meet required All minimum clearances between fireplace opening and distances are mantel shelf.

  • Page 10: Installing Damper Clamp Accessory For Vented Operation

    FIREPLACE MANUFACTURERS INCORPORATED UNVENTED NATURAL GAS LOG HEATER INSTALLATION Damper Continued Clamp Damper INSTALLING DAMPER CLAMP ACCESSORY FOR Damper VENTED OPERATION Clamp Note: When used as a vented heater, appli- ance must be installed only in a solid-fuel Damper Damper burning fireplace with a working flue and constructed of noncombustible material.

  • Page 11: Connecting To Gas Supply

    OWNER’S MANUAL INSTALLATION Installation Items Needed IMPORTANT: Install an equipment shutoff valve in an accessible location. The equip- Before installing heater, make sure you have Continued ment shutoff valve is for turning on or the items listed below. shutting off the gas to the appliance. Place logs in their proper position on •...

  • Page 12: Checking Gas Connections

    FIREPLACE MANUFACTURERS INCORPORATED UNVENTED NATURAL GAS LOG HEATER INSTALLATION Pressure Testing Heater Gas Test Pressures Equal To or Less Than 1/2 PSIG (3.5 kPa) Connections Continued Close equipment shutoff valve (see Open equipment shutoff valve (see Figure 14). CHECKING GAS Figure 14).

  • Page 13: Installing Logs

    OWNER’S MANUAL INSTALLATION INSTALLING LOGS One Piece Continued Log Set WARNING: Failure to posi- tion the parts in accordance with INSTALLING GWMS2 these diagrams or failure to use (OPTIONAL) WALL only parts specifically approved MOUNTED SWITCH with this heater may result in prop- erty damage or personal injury.

  • Page 14: Operating Heater

    FIREPLACE MANUFACTURERS INCORPORATED UNVENTED NATURAL GAS LOG HEATER OPERATING LIGHTING WARNING: Burner will come INSTRUCTIONS HEATER on automatically within one minute when the remote selector FOR YOUR SAFETY WARNING: switch is in the ON position after • If fireplace has glass doors, READ BEFORE the pilot is lit.

  • Page 15: To Turn Off Gas To Appliance

    OWNER’S MANUAL OPERATING OPTIONAL REMOTE TO TURN OFF GAS OPERATION TO APPLIANCE HEATER Note: All remote control accessories must Continued Shutting Off Heater be purchased separately (see Accessories, page 21). Follow instructions included 9. Slightly push in and turn control 1.

  • Page 16: Inspecting Burners

    FIREPLACE MANUFACTURERS INCORPORATED UNVENTED NATURAL GAS LOG HEATER OPERATING IMPORTANT: This remote control INSPECTING has been specially engineered to HEATER BURNERS take an air temperature sample ev- ery 5.5 minutes in the auto mode. Continued Check pilot flame pattern and burner flame It will not respond immediately to patterns often.

  • Page 17: Troubleshooting

    OWNER’S MANUAL TROUBLESHOOTING WARNING: Turn off heater CAUTION: Never use a wire, and let cool before servicing. Only needle, or similar object to clean Note: For additional help, visit DESA a qualified service person should ODS/pilot. This can damage ODS/ International’s technical service web site service and repair heater.
  • Page 18 FIREPLACE MANUFACTURERS INCORPORATED UNVENTED NATURAL GAS LOG HEATER TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner does not light after ODS/pilot is lit 1. Burner orifice clogged 1. Clean burner (see Cleaning and Mainte- nance, page 20) or replace burner orifice 2.
  • Page 19 OWNER’S MANUAL 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.

  • Page 20: Cleaning And Maintenance

    FIREPLACE MANUFACTURERS INCORPORATED UNVENTED NATURAL GAS LOG HEATER CLEANING AND LOGS 4. Check the injector holder located at the end of the burner tube again. Remove • If you remove logs for cleaning, refer to MAINTENANCE any large particles of dust, dirt, lint, or Installing Logs, page 13, to properly re- pet hair with a soft cloth or vacuum place logs.

  • Page 21: Service Hints

    OWNER’S MANUAL ACCESSORIES DAMPER CLAMP - GA6080 SERVICE HINTS (Not Shown) Purchase these heater accessories from your When Gas Pressure Is Too Low Permanently opens chimney flue damper local dealer. If they can not supply these • pilot will not stay lit for vented operation.

  • Page 22: Illustrated Parts Breakdown

    FIREPLACE MANUFACTURERS INCORPORATED UNVENTED NATURAL GAS LOG HEATER ILLUSTRATED PARTS BREAKDOWN HEAT MAJIC™ LOG MODELS FVF18NW, FVF24NW, AND FVF30NW 105193...

  • Page 23: Parts List

    PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 20 of this manual. HEAT MAJIC™ LOG MODELS FVF18NW, FVF24NW, AND FVF30NW PART NUMBER FOR FVF18NW FVF24NW...

  • Page 24: Warranty Information

    WARRANTY INFORMATION KEEP THIS WARRANTY Model Serial No. Date Purchased Always specify model and serial numbers when communicating with the factory. We reserve the right to amend these specifications at any time without notice. The only warranty applicable is our standard written warranty.

This manual is also suitable for:

Heat majic fvf24nwHeat majic fvf30nw

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