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UnVenTed (VenT-Free) Gas FirePlace sysTem
oWner's oPeraTion and insTallaTion manUal
ThermosTaTically-conTrolled models
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 supplier, call the fire
department.
— Installation and service must be performed by a quali-
fied installer, service agency or the gas supplier.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
For more information, visit www.desatech.com
VsGF28nTF and VsGF28PTF
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Summary of Contents for Desa VSGF28NTF
- Page 1 UnVenTed (VenT-Free) Gas FirePlace sysTem oWner’s oPeraTion and insTallaTion manUal ThermosTaTically-conTrolled models VsGF28nTF and VsGF28PTF 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.
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Page 2: Table Of Contents
Table oF conTenTs Safety ..............2 Wiring Diagram ..........22 Local Codes............4 Specifications ............ 22 Product Identification ........... 5 Replacement Parts ..........22 Unpacking............5 Troubleshooting ..........23 Product Features ..........5 Technical Service..........27 Air For Combustion and Ventilation ..... 6 Service Hints ............. - Page 3 saFeTy Continued Do not place clothing or other DANGER: Carbon monoxide flammable material on or near poisoning may lead to death! the appliance. Never place any Carbon Monoxide Poisoning: Early signs objects on the fireplace. of carbon monoxide poisoning resemble the flu, with headaches, dizziness or nausea.
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Page 4: Local Codes
saFeTy Continued 4. This fireplace shall not be installed in a 11. Do not run fireplace bedroom or bathroom. • where flammable liquids or vapors are 5. Do not use this fireplace as a wood-burn- used or stored ing fireplace. Use only the logs provided •... -
Page 5: Product Identification
ProdUcT idenTiFicaTion Top Outer Casing Rear Top Louver Burner Log Set Assembly Fireplace Hood Base Assembly Front Burner Figure 1 - Log Base Assembly Screen Assembly Bottom Louver Blower Assembly Assembly Figure 2 - Fireplace UnPackinG 2. Locate two screws above top corners of CAUTION: Do not remove the the fireplace screen. -
Page 6: Air For Combustion And Ventilation
air For combUsTion and VenTilaTion Unusually Tight Construction WARNING: This heater shall The air that leaks around doors and windows not be installed in a room or may provide enough fresh air for combustion and ventilation. However, in buildings of un- space unless the required vol- usually tight construction, you must provide ume of indoor combustion air... - Page 7 air For combUsTion and VenTilaTion Continued DETERMINING FRESH-AIR FLOW 4. Compare the maximum Btu/Hr the space can support with the actual amount of Btu/ FOR HEATER LOCATION Hr used. Determining if You Have a Confined or _______ Btu/Hr (maximum the space can Unconfined Space support) Use this work sheet to determine if you have...
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Page 8: Installation
air For combUsTion and VenTilaTion Continued vENTILATION AIR ventilation Air From Outdoors Provide extra fresh air by using ventilation Ventilation Air From Inside Building grills or ducts. You must provide two perma- This fresh air would come from an adjoining nent openings: one within 12"... - Page 9 insTallaTion Continued WARNING: These models have WARNING: This appliance is equipped for either natural gas a three-prong, grounded electrical or propane/LP gas but not both. plug. This plug helps protect you against electrical shock. Only con- Gas type is indicated on the rat- nect plug to a properly grounded, ing plate.
- Page 10 insTallaTion Continued 5. Slide other end of adjusting plate/shim Minimum Clearances For Side Combustible in slot on mitered edge of side trim (see Material, Side Wall, and Ceiling Figure 6). A. Clearances from the side of the fireplace cabinet to any combustible material and 6.
- Page 11 insTallaTion Continued 4. Place hearth base accessory against wall 10. Carefully insert fireplace into cabinet at installation location. Cut an access mantel. Be careful not to scratch or dam- hole in hearth top to run flexible gas line age hearth base, cabinet mantel, or any to fireplace (see Figure 9).
- Page 12 insTallaTion Continued BUILT-IN FIREBOx INSTALLATION 3. Install gas piping into fireplace location. This installation includes an approved Built-in installation of this firebox involves flexible gas line (if allowed by local codes) installing firebox into a framed-in enclosure. after the equipment shutoff valve. The flex- This makes the front of firebox flush with wall.
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Page 13: 2 Www.desatech.com
insTallaTion Continued IMPORTANT: Noncombustible materials such NOTICE: Surface temperatures as brick, tile, etc. may overlap the front facing, of adjacent walls and mantels but should never cover any necessary open- become hot during operation. ings like louvered slots. Walls and mantels above the WARNING: Do not allow firebox may become hot to noncombustible materials to... - Page 14 insTallaTion Continued Installation Items Needed CAUTION: Use only new, Before installing fireplace, make sure you black iron or steel pipe. Inter- have the items listed below. nally-tinned copper tubing may • external regulator for propane/LP unit only be used in certain areas. Check (supplied by installer) •...
- Page 15 insTallaTion Continued WARNING: Use pipe joint CAUTION: Do not pick up sealant that is resistant to liquid log base assembly by burner. petroleum (LP) gas. This could damage burner. Only handle base by grates. We recommend that you install a sediment trap in supply line as shown in Figure 18.
- Page 16 insTallaTion Continued 3. Check all joints from gas meter to equip- CHECKING GAS CONNECTIONS ment shutoff valve for natural gas or pro- pane/LP supply to equipment shutoff valve WARNING: Test all gas piping for propane/LP (see Figures 22 and 23). and connections, internal and Apply noncorrosive leak detection fluid to external to unit, for leaks after...
- Page 17 insTallaTion Continued PRESSURE TESTING FIREPLACE GAS 4. Position front left log against left side of CONNECTIONS grate prongs (see Figure 24). 1. Open equipment shutoff valve (see Figure 5. Place middle right log over front right and 21, page 16). bottom logs as shown in Figure 25.
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Page 18: Operation
insTallaTion Continued WARNING: You must operate this fireplace with the fireplace screen in place. Make sure fire- place screen is in place before running fireplace. Notches Screws for Mounting Screen Figure 26 - Installing Fireplace Screen oPeraTion D. Do not use this appliance if any part FOR YOUR SAFETY has been under water. -
Page 19: Thermostat Control
oPeraTion Continued 4. Wait five (5) minutes to clear out any gas. CAUTION: Do not try to ad- Then smell for gas, including near the just heating levels by using the floor. If you smell gas, STOP! Follow “B” equipment shutoff valve. in the safety information, page 18. -
Page 20: Inspecting Burners
oPeraTion Continued BLOWER Locate the blower switch by opening lower louver on fireplace. Blower switch is located OPERATION at lower left inside louver door. WARNING: This fireplace has This thermostat-controlled blower has a vari- able speed control with an ON/OFF switch. The a three-prong, grounded electrical blower will start when the thermostat senses a plug. -
Page 21: Cleaning
cleaninG 3. Blow air through the ports/slots and holes WARNING: Turn off fireplace in the burner. and let cool before cleaning. 4. Check injector holder located at the end of the burner tube again. Remove any large particles of dust, dirt, lint or pet hair with CAUTION: You must keep a soft cloth or vacuum cleaner nozzle. -
Page 22: Wiring Diagram
Contact authorized dealers of this product. If they can’t supply original replacement part(s), they can’t supply original replacement part(s), call DESA Heating, LLC at 1-866-672-6040 for call DESA Heating, LLC at 1-866-672-6040. referral information. A list of authorized dealers can be found by visiting www.desatech.com. -
Page 23: Troubleshooting
TroUbleshooTinG WARNING: Turn off 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 24 TroUbleshooTinG Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY ODS/pilot lights but flame 1. C o n t r o l k n o b n o t f u l l y 1. Press in control knob fully goes out when control knob pressed in is released 2.
- Page 25 TroUbleshooTinG Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Slight smoke or odor during 1. Residues from manufac- 1. Problem will stop after a few initial operation turing processes and logs hours of operation curing Moisture/condensation no- 1. Not enough combustion/ 1. Refer to Air for Combustion ticed on windows ventilation air and Ventilation require-...
- Page 26 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 27: Technical Service
• propane/LP gas supply may be low for propane/LP unit You can also visit DESA Heating, LLC’s web You may feel your gas pressure is too low. If site at www.desatech.com. so, contact your local gas supplier. -
Page 28: Parts
ParTs MODELS VSGF28NTF AND VSGF28PTF www.desatech.com 119303-01E... - Page 29 ParTs This list contains replaceable parts used in your firebox. When ordering parts, follow the instructions listed under Replacement Parts on page 22 of this manual. PART NO. DESCRIPTION QTY. 121699-11 Front Log Right • • 121699-10 Front Log Left •...
- Page 30 ParTs MODELS VSGF28NTF AND VSGF28PTF www.desatech.com 119303-01E...
- Page 31 ParTs MODELS VSGF28NTF AND VSGF28PTF This list contains replaceable parts used in your firebox. When ordering parts, follow the instructions listed under Replacement Parts on page 22 of this manual. NO. PART NO. DESCRIPTION QTY. 101357-03 Top Outer Casing Outer Casing...
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Page 32: Warranty
This is DESA Heating, LLC’s exclusive warranty, and to the full extent allowed by law; this express warranty excludes any and all other warranties, express or implied, written or verbal and limits the duration of any and all implied warranties, including warranties of merchantability and fitness for a particular purpose to four (4) years on new products and 30 days on factory reconditioned products from the date of first purchase.