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UNVENTED (VENT FREE) GAS LOG HEATER
OWNER'S OPERATION AND INSTALLATION MANUAL
ANSI Z21.11.2b-2004
ANSI Z21.60b-2004
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
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.
INSTALLER: Leave the manual with the appliance.
CONSUMER Retain this manual for future reference.
MODELS VFRMV18NB, VFRMV18PB,
VFRMV24NB AND VFRMV24PB
For more information, visit www.desatech.com
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Related Manuals for Firewerks VFRMV18NB
Summary of Contents for Firewerks VFRMV18NB
- Page 1 OWNER’S OPERATION AND INSTALLATION MANUAL ANSI Z21.11.2b-2004 ANSI Z21.60b-2004 APPROVED MODELS VFRMV18NB, VFRMV18PB, VFRMV24NB AND VFRMV24PB 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.
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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 appliance is equipped with (natural or pro- WARNING: This product pane/LP) gas. Field conversion contains and/or generates is not permitted. chemicals known to the State of California to cause cancer or birth defects, or other reproduc- WARNING: Do not allow fans tive harm. - Page 4 7. To prevent the creation of soot, follow the instruc- SAFETy INFORMATION tions in Cleaning and Maintenance, page 20. Continued 8. Before using furniture polish, wax, carpet cleaner or similar products, turn heater off. If Keep the appliance area clear heated, the vapors from these products may and free from combustible ma- create a white powder residue within the burner...
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Page 5: Product Identification
PRODUCT UNPACkING IDENTIFICATION CAUTION: Do not remove the Log Set data plates from the grate as- sembly. The data plates contain important warranty and safety information. 1. Remove log set assembly from carton. Note: Do not pick up assembly by logs. This could damage the unit. -
Page 6: Air For Combustion And Ventilation
AIR FOR COMBUSTION Unusually tight construction is defined as construction where: AND VENTILATION a. Walls and ceilings exposed to the out- side atmosphere have a continuous WARNING: This heater shall water vapor retarder with a rating of one perm (6 x 10 kg per pa-sec-m ) or not be installed in confined... -
Page 7: Combustion And Ventilation Air
The space in the previous example is a confined AIR FOR COMBUSTION space because the actual Btu/Hr used is more than AND VENTILATION the maximum Btu/Hr the space can support. You Continued must provide additional fresh air. Your options are as follows: 1. -
Page 8: Installation
AIR FOR COMBUSTION INSTALLATION AND VENTILATION NOTICE: This heater is intended Continued for use as supplemental heat. Use this heater along with your primary heating system. Do not 12" install this heater as your primary Ventilation heating source. If you have a Ventilation Grills Grills Into Into Adjoining Room,... - Page 9 INSTALLATION WARNING: This appliance Continued is equipped for (natural or pro- pane/LP) gas. Field conversion WARNING: Seal any fresh is not permitted. air vents or ash clean-out doors located on floor or wall of fire- INSTALLATION AND CLEARANCES place. If not, drafting may cause FOR VENT-FREE OPERATION pilot outage or sooting.
- Page 10 INSTALLATION Noncombustible Requirements for Continued Material Distance (A) Safe Installation 12" or more Noncombust ble material OK. Between 8" and 12" 24" Models: Example Install fireplace hood accessory (GA6050, GA6052, GA6053, see Accessories, page 26). 18" Model: Noncom- bust ble material OK. Less than 8"...
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Page 11: Mantel Clearances
INSTALLATION NOTICE: Surface temperatures Continued of adjacent walls and mantels be- MANTEL CLEARANCES come hot during operation. Walls In addition to meeting noncombustible material and mantels above the firebox clearances, you must also meet required clearances may become hot to the touch. between fireplace opening and mantel shelf. - Page 12 See chart below for minimum permanent flue INSTALLATION opening you must provide. Attach damper clamp Continued so the minimum permanent flue opening will be maintained at all times. INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED Area of Various Standard Round Flues OPERATION Diameter Area...
- Page 13 INSTALLATION CAUTION: Never connect Continued propane/LP fireplace directly to the propane/LP supply. This CAUTION: Do not pick up heater requires an external regu- heater assembly by logs. This lator (not supplied). Install the could damage unit. Only handle external regulator between the assembly by grates.
- Page 14 We recommend that you install a sediment trap in INSTALLATION supply line as shown in Figure 14. Locate sediment Continued trap where it is within reach for cleaning. Install in piping system between fuel supply and heater. CAUTION: Use only new, Locate sediment trap where trapped matter is not likely to freeze.
- Page 15 INSTALLATION Equipment Propane/LP Shutoff Valve Supply Tank Continued 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. Control Valve Location Pressures in excess of 1/2 psig will damage...
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Page 16: Operating Heater
OPERATING HEATER LIGHTING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE LIGHTING WARNING • If fireplace has glass doors, WARNING: If you do not fol- never operate this heater with low these instructions exactly, glass doors closed. If you op- a fire or explosion may result erate heater with doors closed, causing property damage, per- heat buildup inside fireplace... - Page 17 9. Slightly push in and turn control knob coun- OPERATING HEATER terclockwise to the ON position. Continued 10. Wait one minute and switch selector switch 4. Press in and turn control knob clockwise to the ON position to light burners. Note: to the OFF position (see Figure 18).
- Page 18 OPERATING HEATER ON/OFF SERIES (MODEL HRC100) Hold the control button on the hand-held Continued remote until burner turns on. Hold the con- MANUAL LIGHTING trol button again until burner turns off (see Figure 21). PROCEDURE 1. Follow steps 1 through 6 under Lighting To Lock press both buttons on hand-held Instructions, page 16.
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Page 19: Inspecting Burners
OPERATING HEATER Key Pad Lock Feature This feature allows the user to lock/unlock Continued the keypad on the hand-held remote in the 4. Press the POWER and LOCK buttons MANU or AUTO mode to prevent inadvertent together to turn off the fireplace. operation (i.e. -
Page 20: Cleaning And Maintenance
INSPECTING BURNERS CLEANING AND Continued MAINTENANCE BURNER FLAME PATTERN WARNING: Turn off heater Figure 25 shows correct burner flame pattern. and let cool before cleaning. NOTICE: Do not mistake orange flames with yellow tipping. Dirt CAUTION: You must keep or other fine particles are burned control areas, burners and by heater, causing brief patches circulating air passageways... -
Page 21: Wiring Diagram
CLEANING AND Pilot Air Inlet Hole MAINTENANCE Continued 1. Shut off the unit, including the pilot. Allow the unit to cool for at least thirty minutes. Pilot Assembly 2. Inspect burner, pilot and primary air inlet Propane/LP opening on injector holder for dust and dirt (see Figure 27). -
Page 22: Troubleshooting
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 POSSIBLE CAUSE REMEDY... - Page 23 TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY ODS/pilot lights but flame goes 1. Control knob not fully pressed in 1. Press in control knob fully out when control knob is re- 2. Control knob not pressed in 2. After ODS/pilot lights, keep leased long enough control knob pressed in 30...
- Page 24 TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Orange flame in burner during 1. Not enough air 1. Check burner(s) for dirt burner combustion and debris. If found, clean burner(s) (see Cleaning and Maintenance, page 20) 2. Gas regulator defective 2. Replace gas regulator Slight smoke or odor during initial 1.
- 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. Fol- low the gas supplier’s instructions.
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Page 26: Specifications
SPECIFICATIONS VFRMV18NB VFRMV24NB • Rating (Variable): 20,000/30,000 Btu/Hr • Rating (Variable): 24,000/36,000 Btu/Hr • Gas Type: Natural Gas Only • Gas Type: Natural Gas Only • Ignition: Piezo • Ignition: Piezo • Manifold Pressure: 3.5" - 1.6" W.C. • Manifold Pressure: 3.5" - 1.6" W.C. - Page 27 ACCESSORIES VENT-FREE LOGMATE FIREBOXES ® (Not Shown) Continued Available in 32", 36" and 42" models. Circu- lating fireboxes feature louvers and an optional blower. Non-circulating, smooth face models are ideal for custom trim applications such as stone or marble. FB32C (CIRCULATING), FB32NC FIREPLACE HOOD (NON-CIRCULATING) SERIES Black - GA6050...
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Page 28: Illustrated Parts Breakdown And Parts List
ILLUSTRATED PARTS BREAkDOWN MODELS VFRMV18NB, VFRMV18PB, VFRMV24NB (Shown) AND VFRMV24PB www.desatech.com 116412-01C... -
Page 29: 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 26 of this manual. NO. PART NO. DESCRIPTION QTY. Grate Assembly • • • • 111800-01 Screw •... - Page 30 NOTES _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ www.desatech.com 116412-01C...
- Page 31 NOTES _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ 116412-01C www.desatech.com...
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Page 32: 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.
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