Desa VFRMV18NA manual

Sav e this manual for future reference. WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, per - sonal 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. — WHA T TO DO IF YOU SMELL[...]

114745-01 For more information, visit www .desatech.com 2 W ARNING: Do not all ow fans to blow directly into the fireplace. A void any drafts that alter burner flame patterns. Ceiling fans can cre ate draf ts that alte r burner flam e pat terns . Alter ed burne r patte rns can cause sooting. Due to high temperatures, the appliance should be loca[...]

114745-01 For more information, visit www .desatech.com 3 3 SAFETY INFORMA TION PRODUCT IDENTIFICA TION 1. This applianc e, as supplie d, is only for us e with the type of gas indicat ed on the rating plate. This appliance is not convertible for use with other gases. 2. Do not place propane/LP supply tank(s) inside the structure. Locate propane/LP [...]

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 IGNITION SYSTEM This heater has a piezo ignitor . T[...]

114745-01 For more information, visit www .desatech.com 5 5 Gas water appliance _____________ Btu/Hr V ent-free appliance + _____________ Btu/Hr T otal = _____________ 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 can support) _________ Btu/Hr (actual amount of [...]

114745-01 For more information, visit www .desatech.com 6 AIR FOR COMBUSTION AND VENTILA TION Continued Figure 3 - V entilation Air from Outdoors F igure 2 - V entilation Air from Inside Building Outlet Air Ventilated Attic Outlet Air Inlet Air Inlet Air Ventilated Crawl Space To Crawl Space To Attic Or Remove Door into Adjoining Room, Option 3 Ven[...]

114745-01 For more information, visit www .desatech.com 7 7 INST ALLA TION AND CLEARANCES FOR VENT -FREE OPERA TION INST ALLA TION Check Gas T ype Installation and Clearences for V ent-free Operation INST ALLA TION CHECK GAS TYPE Use the correct gas type (natural or propane/LP) for your unit. If your gas supply is not correct, do not instal in fir[...]

114745-01 For more information, visit www .desatech.com 8 INST ALLA TION Continued Care fully follow the instructions below . This will ensure safe installation into masonary , UL127-listaed manufactured fireplace, or listed vent-free firebox. Min imum Clea ranc es For Sid e Com bust ible mater ial, side wall, and ceiling A. Clearances from the s[...]

114745-01 For more information, visit www .desatech.com 9 9 INST ALLA TION Continued MANTEL CLEARANCES I n ad di ti on t o mee ti ng non -co mb us ti bl e ma te ri al cle ar an ce s, yo u mu st a ls o mee t re qu ir ed cl ea ra nc es bet we en fir ep la ce op en in g an d m an te l sh el f. If yo u do no t me et t he c le ar an ce s li st ed b el [...]

114745-01 For more information, visit www .desatech.com 10 INST ALLING DAMPER CLAMP ACCESSOR Y FOR VENTED OPERA TION 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 a non-thermostatically-controlled model[...]

114745-01 For more information, visit www .desatech.com 11 11 INST ALLA TION Continued INST ALLA TION Installing Heater Assembly (Cont.) Connecting to Gas Supply W ARNING: This appliance requires a 3/8" NPT (National Pipe Thread) inlet connection to the pressure regulator . W ARNING: A qualified service person must connect heater to gas suppl[...]

114745-01 For more information, visit www .desatech.com 12 INST ALLA TION Continued * Purchase the optional CSA design-certified equipme nt shutoff valve fro m your dealer . See Accessories, page 27. **Minimum inlet pressure for purpose of input adjustment. Figure 13 - Gas Connection (Remote-Ready Models Only) Gas Control Pipe Cap T ee Nipple Join[...]

114745-01 For more information, visit www .desatech.com 13 13 INST ALLA TION Continued INST ALLA TION Checking Gas Connections (Cont.) Figure 16 - Checking Gas Joints (Natural Gas Only) Thermostat Gas V alve or Control V alve Location Equipment Shutoff V alve Propane/LP Supply Thermostat Gas V alve or Control V alve Location Thermostat Gas V alve o[...]

114745-01 For more information, visit www .desatech.com 14 OPERA TING HEA TER OPERA TING HEA TER (REMOTE-READY MODELS) For Y our Safety Read Before Lighting Lighting Instructions W ARNING: If you do not follow these instructions exactly , a fire or explosion may result causing property damage, personal injury or loss of life. A. This a pplia nce h[...]

114745-01 For more information, visit www .desatech.com 15 15                       ?[...]

114745-01 For more information, visit www .desatech.com 16                       ?[...]

114745-01 For more information, visit www .desatech.com 17 17 BURNER FLAME P A TTERN 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 is incorrect, as shown in Figure 25[...]

114745-01 For more information, visit www .desatech.com 18 W ARNING: T urn off heater and let cool before cleaning. CAUT ION: Y o u must keep contr ol are as, bur ners , and circ ulat ing air passageways of heater clean. Inspect these areas of heater be - fore each use. Have heater inspected yearly by a qualified service person. Heater may need mo[...]

114745-01 For more information, visit www .desatech.com 19 19 TROUBLESHOOTING Note: All troubleshooting items are listed in order of operation. W ARNING: T urn off and un- plug heater and let cool before ser vici ng. Only a qual ified ser vice person should service and repair heater . CAUTION: Never use a wire, needle, or similar object to clean O[...]

114745-01 For more information, visit www .desatech.com 20 TROUBLESHOOTING Continued OBSERVED PROBLEM One or both burner does not light after ODS/pilot is lit Delayed ignition of burner Burner backfiring during combustion Orange flame in burner during burner com - bustion Slig ht sm oke o r odo r duri ng in itial oper ation Heater produces a whis[...]

114745-01 For more information, visit www .desatech.com 21 21 TROUBLESHOOTING Continued W ARNING: 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[...]

114745-01 For more information, visit www .desatech.com 22 VFRMV18NA VFRMV24NA Btu (V ariable) 24,000/36,000 28,000/39,000 T ype 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 10.5" W .C. 10.5" W .C. Mini[...]

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

114745-01 For more information, visit www .desatech.com 24 Log sets and mount- ing plates are ordered as an assembly ILLUSTRA TED P ARTS BREAKDOWN REMOTE-READY MODELS AND REMOTE CONTROLLED MODELS ILLUSTRA TED P ARTS BREAKDOWN 1 14745-01 1 2 3 4 5 6 7 8 9 10 11 12 13 16 14 15 17 18 19 20 21 a b 22 Log sets and mount- ing plates are ordered as an ass[...]

114745-01 For more information, visit www .desatech.com 25 25 P ARTS 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. P ARTS LIST P AR T N U M B E R FO R V F R M V 1 8 N A V F R M V 2 4 N A V F R M V 1 8 P A V F R M V 2 4 P A D E S [...]

114745-01 For more information, visit www .desatech.com 26 ACCESSORIES W ALL-MOUNT THERMOST A T 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. W ALL-MOUNT ON/OFF SWITCH - GWMS 2 (Not Shown)[...]

114745-01 For more information, visit www .desatech.com 27 27 THIS P AGE INTENTIONALL Y LEFT 1 14745-01[...]

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 with us. You can register online at www.desate[...]

114745-01 For more information, visit www .desatech.com 29 29 2701 Industrial drive. Bowling Green, KY . 42101 www .desatech.com Postage Required TM[...]

114745-01 For more information, visit www .desatech.com 30 NOTES ________________________________________________________________________________________________ ________________________________________________________________________________________________ ___________________________________________________________________________________________[...]

114745-01 For more information, visit www .desatech.com 31 31 2701 Industrial drive. Bowling Green, KY . 42101 www .desatech.com 1 14745-01 7/04 NO T A UPC KEEP THIS W ARRANTY W ARRANTY INFORMA TION Model Serial No. Date Purchased Always specify model and serial numbers when communicating with the factory . We reserve the right to amend these speci[...]