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UNVENTED (VENT-FREE) UNIVERSAL FIREBOX
OWNER'S OPERATION AND INSTALLATION MANUAL
VFF-32H-AKA, VFF-36H-AKA, VFF-42H-AKA
VFF-32S-AKA, VFF-36S-AKA, VFF-42S-AKA,
VTFB32. VTFB32H, VTFB36, VTFB36H, VTFB42, VTFB42H
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.
FOR USE ONLY WITH A LISTED GAS-FIRED UNVENTED
DECORATIVE ROOM HEATER NOT TO EXCEED 40,000
BTU/HR. DO NOT BUILD A WOOD FIRE.
Carefully review the instructions supplied with the
decorative type unvented room heater for the minimum
fireplace size requirement.
DO NOT INSTALL THE APPLIANCE IN THIS FIREBOX,
UNLESS THIS FIREBOX MEETS THE MINIMUM DIMEN-
SIONS REQUIRED FOR THE INSTALLATION.
This firebox has been tested and approved under ANSI
Z21.91 for use with any ANSI Z21.11.2 approved gas logs.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
For more information, visit www.desatech.com
NON-CIRCULATINg MODELS
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Related Manuals for Desa VFF-32H-AKA
Summary of Contents for Desa VFF-32H-AKA
- Page 1 UNVENTED (VENT-FREE) UNIVERSAL FIREBOX OWNER’S OPERATION AND INSTALLATION MANUAL NON-CIRCULATINg MODELS VFF-32H-AKA, VFF-36H-AKA, VFF-42H-AKA VFF-32S-AKA, VFF-36S-AKA, VFF-42S-AKA, VTFB32. VTFB32H, VTFB36, VTFB36H, VTFB42, VTFB42H 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 Installation ............9 Local Codes............3 Replacement Parts ..........14 Product Features ..........4 Technical Service..........14 Locating Firebox ..........4 Accessories ............15 Product Specifications ......... 5 Parts ..............16 Air For Combustion and Ventilation ..... 7 Warranty ..........Back Cover SAFETy WARNING: Improper... -
Page 3: Local Codes
SAFETy Continued Keep the fireplace area clear and Firebox front and screen become free from combustible materials, very hot when running heater. gasoline and other flammable Keep children and adults away vapors and liquids. from hot surface to avoid burns or clothing ignition. -
Page 4: Product Features
PRODUCT FEATURES OPERATION REFRACTORY BRICk LINER This firebox is designed for use with approved Your firebox may feature a concrete refractory ANSI Z21.11.2 decorative type unvented room brick liner. As with all concrete liners, this liner heaters. (Physical size limitations apply. Refer may develop slight cracks when exposed to to minimum firebox requirements supplied heat. -
Page 5: Product Specifications
PRODUCT SPECIFICATIONS 32" MODELS " " " " Left Side " View with Air Kit Built-In Outside Air Side Kit Location Nailing " (Optional) Flanges " Square Gas Line Firebox Top View " Access " " Holes " " " "... -
Page 6: Side View
PRODUCT SPECIFICATIONS Continued 36" AND 42" MODELS Note: If only one dimension is shown, dimension is the same for both 36" and 42" models. " (36" Models) "(36 " (42" Models) 43"(36 " (36" Models) " Full Length N " (42" Models) Left Side Outside Air View with... -
Page 7: Air For Combustion And Ventilation
AIR FOR COMBUSTION AND VENTILATION Unusually Tight Construction WARNING: This heater shall Air that leaks around doors and windows may not be installed in a room or provide enough fresh air for combustion and space unless the required vol- ventilation. However, in buildings of unusually tight construction, you must provide additional ume of indoor combustion air fresh air. - Page 8 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 FOR HEATER LOCATION Btu/Hr used. Determining if You Have a Confined or _________ Btu/Hr (maximum the space Unconfined Space can support) Use this work sheet to determine if you have...
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Page 9: 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 10 INSTALLATION Continued IMPORTANT: Vent-free gas log heaters add These fireboxes can be installed as freestand- moisture to the air. Although this is beneficial, ing units against a wall with approved, optional installing firebox in rooms without enough cabinet mantels (see Accessories, page 15) ventilation air may cause mildew to form from or as a built-in unit.
- Page 11 INSTALLATION Continued 2. Install gas piping to firebox location. See In- NOTICE: If your installation does stalling Gas Line, page 12 and Connecting not meet the minimum clearances to Gas Supply in log set owner’s manual. shown, you must do one of the 3.
- Page 12 INSTALLATION Continued 4. Carefully insert firebox into rough opening. WARNING: Use only non- 5. Attach firebox to wall studs using nails combustible mortar or adhe- or wood screws through holes in nailing flange (see Figure 8). sives when overlapping the front 6.
- Page 13 INSTALLATION Continued Equipment COMBUSTION AIR kIT MODEL Ak4 Shutoff (OPTIONAL) Valves (Install An outside air kit may be installed on left One) side of fireplace only. Vent can be installed through any outside wall a minimum of three feet below fireplace termination cap. Handle to operate damper door for outside air inlet will be located inside the left “screen pocket”...
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Page 14: Replacement Parts
TECHNICAL SERVICE You may have further questions about installa- You can also visit DESA Heating, LLC’s web tion, operation, or troubleshooting. If so, con- site at www.desatech.com. tact DESA Heating, LLC at 1-866-672-6040. -
Page 15: Accessories
W32TO - 32" Wall Mantel, Oak Stain, Purchase these accessories from your local dealer. If they can not supply these accessories Traditional call DESA Heating, LLC at 1-866-672-6040 for C32TU - 32" Corner Mantel, Unfinished, information. You can also write to the address Traditional listed on the back page of this manual. -
Page 16: Parts
PARTS MODELS VFF-32H-AkA, VFF-32S-AkA, VFF-36H-AkA, VFF-36S-AkA, VFF-42H-AkA, VFF-42S-AkA, VTFB32, VTFB32H, VTFB36, VTFB36H, VTFB42 AND VTFB42H 23 25 /24a www.desatech.com 116208-01G... - Page 17 PARTS This list contains replaceable parts used in your firebox. When ordering parts, follow the instructions listed under Replacement Parts on page 14 of this manual. PART NO. DESCRIPTION QTY. 116207-01 Screen • • 116207-02 Screen • • • • 108700-01 Screen Rod •...
- Page 18 23 25 PARTS MODELS VFF-32H-AkA, VFF-32S-AkA, VFF-36H-AkA, VFF-36S-AkA, VFF-42H-AkA, VFF-42S-AkA, VTFB32, VTFB32H, VTFB36, VTFB36H, VTFB42 AND VTFB42H PART NO. DESCRIPTION QTY. 108434-03 Left Refractory Stacked Red • 108434-04 Left Refractory Stacked White • 122810-02 Left Refractory Herringbone Red • 122810-01 Left Refractory Herringbone White •...
- Page 19 PARTS This list contains replaceable parts used in your firebox. When ordering parts, follow the instructions listed under Replacement Parts on page 14 of this manual. NO. PART NO. DESCRIPTION QTY. 106658-04 Left Refractory Stacked Red • 106658-05 Left Refractory Stacked White •...
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Page 20: 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.