Instruction/ maintenance manual of the product T Desa
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UNVENTED (VENT -FREE) GAS LOG HEA TER OWNER’S OPERATION AND INSTALLATION MANUAL Save this manual for future reference. Save 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.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 2 WARNING: Do not use a blower insert, heat exchanger insert, or other accessory not approved for use with this heater. WARNING: Do not allow fans to blow directly into the fireplace.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 3 3 You must operate this heater with a fireplace screen in place. Make sure fireplace screen is closed before running heater. Keep the appliance area clear and free from combus- tible materials, gasoline, and other flammable vapors and liquids.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 4 PRODUCT IDENTIFICA TION Figure 1 - Product Identification Burner Flame-Max ® Vintage Oak Logs Fl.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 5 5 LOCAL CODES Install and use heater with care. Follow all local codes. In the absence of local codes, use the latest edition of The National Fuel Gas Code ANSI Z223.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 6 40,000 33,000 73,000 Unusually tight construction is defined as construction where: a.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 7 7 AIR FOR COMBUSTION AND VENTILA TION Continued VENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining unconfined space.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 8 INST ALLA TION NOTICE: This heater is intended for use as supple- mental heat. Use this heater along with your primary heating system. Do not install this heater as your primary heat source.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 9 9 Carefully follow the instructions below. This will ensure safe installation into a masonry, UL127-listed manufactured fireplace, or listed vent-free firebox.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 10 Minimum Non- Combustible Material Minimum Non- Combustible Material Height Distances to Undersid.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 11 11 INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED OPERATION Note: When used as a vented heater, appliance must be installed only in a solid-fuel burning fireplace with a working flue and constructed of noncombustible material.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 12 INST ALLA TION Continued Heater Gas Regulator Flexible Gas Hose (if allowed by local codes) Figu.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 13 13 Propane/LP Supply Tank External Regulator CONNECTING TO GAS SUPPLY WARNING: This appliance requires a 1/2" NPT (National Pipe Thread) inlet connection to the pres- sure regulator.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 14 INST ALLA TION Continued Figure 17 - Gas Connection (Variable Manually-Controlled and Thermostat-Controlled Models Only) * Purchase the optional CSA design-certified equipment shutoff valve from your dealer .
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 15 15 INST ALLA TION Continued Figure 19 - Equipment Shutoff Valve Figure 20 - Checking Gas Joints .
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 16 INST ALLA TION Continued INSTALLATION Installing Logs (Cont.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 17 17 OPERA TING HEA TER WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing prop- erty damage, personal injury or loss of life.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 18 TO TURN OFF GAS TO APPLIANCE 1. F ollow steps 1 thr ough 5 under Lighting Instructions , page 17. 2. Depress contr ol knob and light pilot with match.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 19 19 Thermocouple Ignitor Electrode Pilot Burner PILOT OFF LO HI Figure 28 - Control Knob and Ignitor Button Location 4. W ait f i ve (5) minutes to clear out any gas.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 20 C. Use only y our hand to push in or turn the gas contr ol knob . Never use tools. If the knob will not push in or tur n by hand, don’t try to r epair it, call a qualified ser vice techni- cian or gas supplier .
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 21 21 Shutting Off Heater 1. T urn contr ol knob clockwise to the OFF position. 2a. Set selector switch in the OFF position. 2b . If Using Optional Hand-Held Remote: Set selector switch in the OFF position to pre v ent draining battery .
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 22 INSPECTING BURNERS Check pilot flame pattern and burner flame patterns often. PILOT FLAME PATTERN Figure 36 shows a correct pilot flame pattern. Figure 37 shows an incorrect pilot flame pattern.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 23 23 WARNING: Turn off heater and let cool before cleaning. CAUTION: You must keep control areas, burners, and circulating air passageways of heater clean.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 24 TROUBLESHOOTING Note: All troubleshooting items are listed in order of operation. WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 25 25 TROUBLESHOOTING Continued OBSERVED PROBLEM Burner does not light after ODS/pilot is lit Delay.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 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.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 27 27 OPTIONAL POSITIONING OF THERMOST A T SENSING BULB (Thermostat-Controlled Models Only) FOR MAS.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 28 Vintage Oak 18" Variable Vintage Oak 24" and 30" Golden Oak and Birch 18" Ma.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 29 29 SER VICE HINTS When Gas Pressure Is Too Low • pilot will not stay lit • burners will have.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 30 ILLUSTRA TED P ARTS BREAKDOWN VARIABLE MANUALLY- CONTROLLED FLAME-MAX ® VINTAGE OAK LOG MODELS .
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 31 31 P ARTS LIST VARIABLE MANUALLY-CONTROLLED FLAME-MAX ® VINTAGE OAK LOG MODELS This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 29 of this manual.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 32 4 20 10 11 12 20 7 6 5 9 8 15 14 16 18 2 17 13 18 3 19 17 1A 1B *Note: The Golden Oak Log (10702.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 33 33 KEY PART NUMBER FOR NO. VYD18PA VYBD18P VYD24PA VYBD24P VYD30PA VYBD30P VYD36PA DESCRIPTION QTY.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 34 ILLUSTRA TED P ARTS BREAKDOWN VARIABLE MANUALLY-CONTROLLED FLAME-MAX ® GOLDEN OAK LOG AND BIRCH.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 35 35 P ARTS LIST VARIABLE MANUALLY-CONTROLLED FLAME-MAX ® GOLDEN OAK LOG AND BIRCH LOG MODELS This list contains replaceable parts used in your heater.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 36 ILLUSTRA TED P ARTS BREAKDOWN THERMOSTAT-CONTROLLED FLAME-MAX ® GOLDEN OAK LOG MODELS VYD18PTA,.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 37 37 P ARTS LIST THERMOSTAT-CONTROLLED FLAME-MAX ® GOLDEN OAK LOG MODELS This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 29 of this manual.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 38 ILLUSTRA TED P ARTS BREAKDOWN REMOTE-READY FLAME-MAX ® GOLDEN OAK LOG MODELS VYD18PRA, HD18PR, .
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 39 39 P ARTS LIST REMOTE-READY FLAME-MAX ® GOLDEN OAK LOG MODELS This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 29 of this manual.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 40 ILLUSTRA TED P ARTS BREAKDOWN REMOTE-READY FLAME-MAX ® GOLDEN OAK LOG MODELS VYD18NRA, HD18NR, .
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 41 41 P ARTS LIST REMOTE-READY FLAME-MAX ® GOLDEN OAK LOG MODELS This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 29 of this manual.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 42 ILLUSTRA TED P ARTS BREAKDOWN REMOTE-READY FLAME-MAX ® BIRCH LOG MODELS VYBD18PR, VYBD18NR, VYB.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 43 43 P ARTS LIST REMOTE-READY FLAME-MAX ® BIRCH LOG MODELS This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 29 of this manual.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 44 ACCESSORIES ACCESSORIES EQUIPMENT SHUTOFF VALVE - GA5010 For all models. Equipment shutoff valve with 1/8" NPT tap. Fit s 1/2" NPT pipe. FIREPLACE HOOD Black - GA6050 Brass - GA6052 Antique Brass - GA6053 For all models.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 45 45 • ACCESSORIES 1. Where will the product be used? ❍ Living/F amily Room ❍ Office/W arehouse ❍ Utility Shed/Outb uilding ❍ Garage ❍ Bedroom ❍ Bathroom ❍ Other 2.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 46 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 Postage Required T APE T APE.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 47 47 NOTES _______________________________________________________________________________________.
107070-01F For more information, visit www.desatech.com For more information, visit www.desatech.com 48 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 www.desatech.com 107070-01 Rev. F 10/03 NOT A UPC KEEP THIS WARRANTY W ARRANTY INFORMA TION Model Serial No.
An important point after buying a device Desa T (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Desa T yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Desa T - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Desa T you will learn all the available features of the product, as well as information on its operation. The information that you get Desa T will certainly help you make a decision on the purchase.
If you already are a holder of Desa T, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Desa T.
However, one of the most important roles played by the user manual is to help in solving problems with Desa T. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Desa T along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center