Desa VFRMV24NA - Manuals - manualsarea.com

Page 2 - SAFETY INFORMATION; Carbon Monoxide Poisoning:; Early signs of carbon monoxide poisoning; WARNINGS; IMPORTANT: Read this owner’s manual carefully and com-; DANGER: Carbon monoxide poisoning may lead; TABLE OF CONTENTS

114745-01 For more information, visit www.desatech.com 2 WARNING: Do not allow fans to blow directly into the ﬁreplace. Avoid any drafts that alter burner ﬂame patterns. Ceiling fans can create drafts that alter burner ﬂame patterns. Altered burner patterns can cause sooting. Due to high temperature...

Page 3 - Installing Damper Clamp Acces-; PRODUCT IDENTIFICATION; Figure 1 - Product Identification; Continued; Turn heater off and let cool before servicing, installing, or re; WARNING: Failure to position the parts in accordance with these

114745-01 For more information, visit www.desatech.com 33 SAFETY INFORMATION PRODUCT IDENTIFICATION 1. This appliance, as supplied, is only for use with the type of gas indicated on the rating plate. This appliance is not convertible for use with other gases. 2. Do not place propane/LP supply tank(s...

Page 4 - Unusually Tight Construction; The

114745-01 For more information, visit www.desatech.com 4 SAFETY DEVICE This heater has a pilot with an Oxygen Depletion Sensing (ODS) safety shut off system. The ODS/pilot is a required feature for vent-free room heaters. The ODS/pilot shuts off the heater if there is not enough fresh air. PIEZO IGN...

Page 5 - DETERMINING FRESH-AIR FLOW FOR; Determining if You Have a Confined or; Use this work sheet to determine if you have a confined or unconfined; AIR FOR COMBUSTION AND VENTILATION

114745-01 For more information, visit www.desatech.com 55 Gas water appliance _____________ Btu/Hr Vent-free appliance + _____________ Btu/Hr Total = _____________ Btu/Hr 4. Compare the maximum Btu/Hr the space can support with the actual amount of Btu/Hr used. _________ Btu/Hr (maximum the space ca...

Page 6 - Figure 3 - Ventilation Air from Outdoors; igure 2 - Ventilation Air from Inside Building; Ventilation Air; VENTILATION AIR; Ventilation Air From Inside Building

114745-01 For more information, visit www.desatech.com 6 AIR FOR COMBUSTION AND VENTILATION Continued Figure 3 - Ventilation Air from Outdoors F igure 2 - Ventilation Air from Inside Building Outlet Air Ventilated Attic Outlet Air Inlet Air Inlet Air Ventilated Crawl Space To Crawl Space To Attic Or...

Page 7 - Check Gas Type; INSTALLATION; CHECK GAS TYPE; Vent-free heaters add moisture to the air. Although; WARNING: Maintain the minimum clearances. If you can,; LOG SIZING REQUIREMENTS

114745-01 For more information, visit www.desatech.com 77 INSTALLATION AND CLEARANCES FOR VENT-FREE OPERATION INSTALLATION Check Gas Type Installation and Clearences for Vent-free Operation INSTALLATION CHECK GAS TYPE Use the correct gas type (natural or propane/LP) for your unit. If your gas supply...

Page 8 - Minimum Clearances For Side Combustible material, side; Installing Damper Clamp Accessory; Minimum Noncombustible material; If Not Using Mantel; Note: If using a mantel proceed to; If Using Mantel

114745-01 For more information, visit www.desatech.com 8 INSTALLATION Continued Care fully follow the instructions below. This will ensure safe installation into masonary, UL127-listaed manufactured ﬁreplace, or listed vent-free ﬁrebox. Minimum Clearances For Side Combustible material, side wall, an...

Page 9 - Mantel Clearances

114745-01 For more information, visit www.desatech.com 99 INSTALLATION Continued MANTEL CLEARANCES I n addition to meeting non-combustible 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 n...

Page 10 - Chimney; INSTALLING HEATER ASSEMBLY; Figure 11 - Attaching Flexible Gas Hose to Heater Gas Regulator; Manufactured Fireplace

114745-01 For more information, visit www.desatech.com 10 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 non-combustible material. If your heater is...

Page 11 - Connecting to Gas Supply; CONNECTING TO GAS SUPPLY; Figure 12 - External Regulator With Vent Pointing Down

114745-01 For more information, visit www.desatech.com 11 11 INSTALLATION Continued INSTALLATION Installing Heater Assembly (Cont.) Connecting to Gas Supply WARNING: This appliance requires a 3/8" NPT (National Pipe Thread) inlet connection to the pressure regulator. WARNING: A qualiﬁed service ...

Page 12 - CHECKING GAS CONNECTIONS

114745-01 For more information, visit www.desatech.com 12 INSTALLATION Continued * Purchase the optional CSA design-certiﬁed equipment shutoff valve from your dealer. See Accessories, page 27. **Minimum inlet pressure for purpose of input adjustment. Figure 13 - Gas Connection (Remote-Ready Models O...

Page 14 - F i g u r e 1 7 - C o n t r o l K n o b a n d I g n i t o r B u t t o n L o c a t i o n ,

114745-01 For more information, visit www.desatech.com 14 OPERATING HEATER OPERATING HEATER (REMOTE-READY MODELS) For Your Safety Read Before Lighting Lighting Instructions WARNING: If you do not follow these instructions exactly, a ﬁre or explosion may result causing property damage, personal injur...

Page 15 - OPERATING HEATER; CAUTION: Do not try to adjust heating levels by using the; Shutting Off Heater; Pilot Burner; TO TURN OFF GAS TO APPLIANCE; MANUAL LIGHTING PROCEDURE; Remote Control Operation; REMOTE CONTROL OPERATION

114745-01 For more information, visit www.desatech.com 15 15 � �� OPERATING HEATER (REMOTE-READY MODELS) Lighting Instructions (Cont.) To Turn Off Gas To Appliance Manual Lighti...

Page 17 - BURNER FLAME PATTERN; PILOT FLAME PATTERN; To Turn Off Gas to Appliance; INSPECTING BURNERS; Figure 23 - Incorrect Pilot Flame Pattern (Your pilot may vary from

114745-01 For more information, visit www.desatech.com 17 17 BURNER FLAME PATTERN Figure 24 shows correct burner ﬂ ame pattern. NOTICE: Do not mistake orange ﬂ ames with yellow tipping. Dirt or other ﬁ ne particles are burned by heat er, causing brief patches of orange ﬂ ame. If burner ﬂ ame pattern...

Page 18 - CLEANING BURNER INJECTOR HOLDER; Figure 26 - Injector Holder On Outlet Burner Tube; CLEANING AND MAINTENANCE; Figure 27 - Pilot Inlet Air Hole (Your pilot may vary from pilots

114745-01 For more information, visit www.desatech.com 18 WARNING: Turn off heater and let cool before cleaning. CAUTION: You must keep control areas, burners, and circulating air passageways of heater clean. Inspect these areas of heater be-fore each use. Have heater inspected yearly by a qualiﬁed ...

Page 19 - All troubleshooting items are listed; plug heater and let cool before; POSSIBLE CAUSE; tenance; OBSERVED PROBLEM; F o r a d d i t i o n a l h e l p , v i s i t; TROUBLESHOOTING

114745-01 For more information, visit www.desatech.com 19 19 TROUBLESHOOTING Note: All troubleshooting items are listed in order of operation. WARNING: Turn off and un- plug heater and let cool before servicing. Only a qualiﬁed service person should service and repair heater. CAUTION: Never use a wi...

Page 21 - Operating heater where impurities in air exist may create odors.

114745-01 For more information, visit www.desatech.com 21 21 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 neighb...

Page 22 - SPECIFICATIONS

114745-01 For more information, visit www.desatech.com 22 VFRMV18NA VFRMV24NA Btu (Variable) 24,000/36,000 28,000/39,000 Type Gas Natural Gas Only Natural Gas Only Ignition Piezo Piezo Manifold Pressure 3.5" W.C.- 1.6"W.C. 3.5" W.C.- 1.6"W.C. Inlet Gas Pressure (in. of water) Maximum...

Page 23 - Usually, we will ask you to return the part to the factory.; SERVICE HINTS

114745-01 For more information, visit www.desatech.com 23 23 SERVICE HINTS When Gas Pressure Is Too Low• pilot will not stay lit• burners will have delayed ignition• heater will not produce speciﬁed heat• propane/LP gas supply may be low You may feel your gas pressure is too low. If so, contact your...

Page 24 - ILLUSTRATED PARTS BREAKDOWN

114745-01 For more information, visit www.desatech.com 24 Log sets and mount- ing plates are ordered as an assembly ILLUSTRATED PARTS BREAKDOWN REMOTE-READY MODELS AND REMOTE CONTROLLED MODELS ILLUSTRATED PARTS BREAKDOWN 114745-01 1 2 3 4 5 6 7 8 9 10 11 12 13 16 14 15 17 18 19 20 21 a b 22 VFRMV18N...

Page 25 - PARTS LIST; PART NUMBER FOR; PARTS AVAILABLE NOT SHOWN

114745-01 For more information, visit www.desatech.com 25 25 PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 23 of this manual. PARTS LIST PART NUMBER FOR VFRMV18NA VFRMV24NA VFRMV18PA VFRMV24PA ...

Page 26 - ACCESSORIES

114745-01 For more information, visit www.desatech.com 26 ACCESSORIES WALL-MOUNT THERMOSTAT SWITCH - GWMT1 (Not Shown) For all Remote-Ready 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. ...

Page 27 - THIS PAGE INTENTIONALLY LEFT

114745-01 For more information, visit www.desatech.com 27 27 THIS PAGE INTENTIONALLY LEFT 114745-01

Page 28 - OWNER’S REGISTRATION FORM

114745-01 For more information, visit www.desatech.com 28 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | OWNER’S REGISTRATION FORM In order to provide better customer service for this and future purchases, we recommend that you register your product...

Page 30 - NOTES

114745-01 For more information, visit www.desatech.com 30 NOTES ________________________________________________________________________________________________ ________________________________________________________________________________________________ __________________________________________...

Page 31 - NOT A UPC; KEEP THIS WARRANTY; WARRANTY INFORMATION; Model; make no other warranty, expressed or implied.

114745-01 For more information, visit www.desatech.com 31 31 2701 Industrial drive. Bowling Green, KY. 42101www.desatech.com 114745-01 7/04 NOT A UPC KEEP THIS WARRANTY WARRANTY INFORMATION Model Serial No. Date Purchased Always specify model and serial numbers when communicating with the factory. W...