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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of Desa VFRMV18PA, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.
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Table of contents for the manual
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Page 1
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[...]
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Page 2
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[...]
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Page 3
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 [...]
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Page 4
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[...]
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Page 5
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 [...]
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Page 6
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[...]
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Page 7
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[...]
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Page 8
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[...]
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Page 9
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 [...]
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Page 10
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[...]
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Page 11
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[...]
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Page 12
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[...]
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Page 13
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[...]
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Page 14
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[...]
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Page 15
114745-01 For more information, visit www .desatech.com 15 15 ?[...]
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Page 16
114745-01 For more information, visit www .desatech.com 16 ?[...]
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Page 17
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[...]
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Page 18
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[...]
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Page 19
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[...]
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Page 20
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[...]
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Page 21
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[...]
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Page 22
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[...]
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Page 23
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[...]
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Page 24
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[...]
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Page 25
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 [...]
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Page 26
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)[...]
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Page 27
114745-01 For more information, visit www .desatech.com 27 27 THIS P AGE INTENTIONALL Y LEFT 1 14745-01[...]
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Page 28
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[...]
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Page 29
114745-01 For more information, visit www .desatech.com 29 29 2701 Industrial drive. Bowling Green, KY . 42101 www .desatech.com Postage Required TM[...]
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Page 30
114745-01 For more information, visit www .desatech.com 30 NOTES ________________________________________________________________________________________________ ________________________________________________________________________________________________ ___________________________________________________________________________________________[...]
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Page 31
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[...]