Instruction/ maintenance manual of the product VF-24N-PDG Desa
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UNVENTED (VENT -FREE) GAS LOG HEA T ER OWNER’S OP ER A TION AND IN ST AL LA TION MANUAL Design Dynamics V entfree Mod els Also De sign-Cer ti fi ed As V ented Dec o ra tive Ap pli anc es Sav e this manual for future reference.
111826-01 For more information, visit www .desatech.com 2 T ABLE OF CONTENTS SAFETY INFORMA TION .............................................................. 2 PRODUCT IDENTIFICA TION ....................................................... 3 OPTIONAL REMO TE CONTROL A CCESSORIES .
111826-01 For more information, visit www .desatech.com 3 3 SAFETY INFORMA TION Continued PR ODUCT IDENTIFICA TION Figure 1 - Product Identifi cation 1. This appliance is only for use with the type of gas indicated on the rating plate. This appliance is not con vertible for use with other gases.
111826-01 For more information, visit www .desatech.com 4 LOCAL CODES Install and use heater with care. Follo w all local codes. In the absence of local codes, use the latest edition of The National Fuel Gas Code ANSI Z223.1/NFP A 54 *. *A vailable from: American National Standards In sti tute, Inc.
111826-01 For more information, visit www .desatech.com 5 5 40,000 33,000 73,000 Unusually tight construction is de fi ned as construction where: a. walls and ceilings exposed to the outside at mo sp.
111826-01 For more information, visit www .desatech.com 6 AIR FOR COMBUSTION AND VENTILA TION Continued VENTILA TION AIR V entilation Air Fr om Inside Building This fresh air would come from an adjoining unconfi ned space.
111826-01 For more information, visit www .desatech.com 7 7 INST ALLA TION NO TICE: This heater is in tend ed for use as sup ple - men tal heat. Use this heater along with your pri ma ry heat ing system. Do not in stall this heat er as your pri- ma ry heat source.
111826-01 For more information, visit www .desatech.com 8 Carefully follo w the instructions belo w . This will ensure safe in- stal la tion into a masonry , UL127-listed manufactured fi replace, or list ed vent-free fi re box. Minimum Clearances For Side Comb ustible Material, Side W all, and Ceiling A.
111826-01 For more information, visit www .desatech.com 9 9 INST ALLA TION Continued MANTEL CLEARANCES In addition to meeting noncom bus ti ble ma te ri al clearances, you must also meet required clearances between fi replace open ing and mantel shelf.
111826-01 For more information, visit www .desatech.com 10 INST ALLING D AMPER CLAMP A CCESSOR Y FOR VENTED OPERA TION Note: When used as a vented decorativ e, ap pli ance must be installed only in a solid-fuel burning fi replace with a working fl ue and con- structed of noncombustible material.
111826-01 For more information, visit www .desatech.com 11 11 INST ALLA TION Continued INST ALLA TION Installing Heater Assembly (Cont.) W ARNING: This appliance requires a 3/8" NPT (National Pipe Thread) inlet connection to the pres- sure regulator .
111826-01 For more information, visit www .desatech.com 12 INST ALLA TION Continued * Purchase the optional CSA design-cer ti fi ed equipment shutof f valve from your dealer . See Accessories , page 27. **Minimum inlet pressure for purpose of input adjustment.
111826-01 For more information, visit www .desatech.com 13 13 INST ALLA TION Continued INST ALLA TION Connecting to Gas Supply (Cont.) Checking Gas Connections Figure 15 - Checking Gas Joints (pr opan.
111826-01 For more information, visit www .desatech.com 14 OPERA TING HEA TER OPERA TING HEA TER (REMO TE-READ Y MODELS) For Y our Safety Read Before Lighting W ARNING: If y ou do not fol low these instructions exactl y , a fi re or ex plo sion may result caus ing prop er ty damage, personal injury or loss of life .
111826-01 For more information, visit www .desatech.com 15 15 OPERA TING HEA TER (REMO TE-READ Y MODELS) For Y our Safety Read Before Lighting (Cont.) Lighting Instructions OPERA TING HEA TER Continued Figure 18 - Control Knob and Ignitor Button Location, Remote Ready Contr olled Remote Control 7.
111826-01 For more information, visit www .desatech.com 16 NOTICE: You must light the pilot before using the remote con trol unit. See Lighting In struc tions on pa g e 14. GHRCT A Series Operation: 2a. Press the A UTO/ON/OFF b ut ton on the hand-held re mote con trol (see Fig ure 33).
111826-01 For more information, visit www .desatech.com 17 17 BURNER FLAME P A TTERN Figure 24 sho ws correct front burner fl ame pattern. NO TICE: Do not mistake orang e fl ames with yellow tipping. Dir t or other fi ne particles are burned b y heat er , causing brief patches of orange fl ame .
111826-01 For more information, visit www .desatech.com 18 W ARNING: T urn off heater and let cool bef ore cleaning. CA UTION: Y ou m ust keep contr ol areas, b urner s, and cir cu lat ing air pas sage ways of heat er clean. In- spect these areas of heater before each use.
111826-01 For more information, visit www .desatech.com 19 19 TR OUBLESHOO TING Note: All troubleshooting items are listed in order of operation. W ARNING: T urn off and un- plug heater and let cool before servicing.
111826-01 For more information, visit www .desatech.com 20 TR OUBLESHOO TING Continued OBSER VED PR OBLEM One or both burner does not light after ODS/pilot is lit Delayed ignition of burner Burner bac.
111826-01 For more information, visit www .desatech.com 21 21 TR OUBLESHOO TING Continued W ARNING: If you smell gas • Shut off gas supply . • Do not try to light any ap pli ance . • Do not touch any elec tri cal s witch; do not use any phone in y our build ing.
111826-01 For more information, visit www .desatech.com 22 VF-18N-PDG/VF-18N-BTB VF-24N-PDG/VF-24N-BTB Btu (V ariable) 24,000/36,000 25,000/39,000 T ype Gas Natural Gas Only Natural Gas Only Ignition Piezo Piezo Manifold Pressure 3.5" W .C. 3.5" W .
111826-01 For more information, visit www .desatech.com 23 23 SER VICE HINTS When Gas Pressure Is T oo Low • pilot will not stay lit • burners will hav e delayed ig ni tion • heater will not produce specifi ed heat • propane/LP gas supply may be low Y ou may feel your gas pressure is too low .
111826-01 For more information, visit www .desatech.com 24 THIS P A GE INTENTIONALL Y LEFT BLANK.
111826-01 For more information, visit www .desatech.com 25 25 ILLUSTRA TED P AR TS BREAKDO WN REMO TE-READ Y MODELS AND REMO TE CONTROLLED MODELS VF-24N-PDG VF-24N-BTB VF-24P-PDG VF-24P-BTB ILLUSTRA T.
111826-01 For more information, visit www .desatech.com 26 P AR TS LIST This list contains replaceable parts used in your heater . When order- ing parts, follow the instructions listed under Replacement P arts on page 24 of this manual.
111826-01 For more information, visit www .desatech.com 27 27 A CCESSORIES W ALL-MOUNT THERMOST A T SWITCH - GWMT1 (Not Shown) F or all Remote-Ready Models. The desired com fort setting can be selected on the wall ther mo stat and the log heat er will au to mat i cal ly cycle from pi lot to the heat setting selected.
111826-01 For more information, visit www .desatech.com 28 • A CCESSORIES 1. Where will the product be used? ❍ Living/F amily Room ❍ Office/Warehouse ❍ Utility Shed/Outb uilding ❍ Garage ❍ Bedroom ❍ Bathroom ❍ Other 2.
111826-01 For more information, visit www .desatech.com 29 29 2701 S. Harbor Blvd. Santa Ana, CA. 92704 www .desatech.com P ost age Required TM.
111826-01 For more information, visit www .desatech.com 30 NO TES ________________________________________________________________________________________________ _____________________________________.
111826-01 For more information, visit www .desatech.com 31 31 2701 S. Harbor Blvd. Santa Ana, CA. 92704 www .desatech.com 111826-01 Re v . A 10/03 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 f actory .
An important point after buying a device Desa VF-24N-PDG (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 VF-24N-PDG 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 VF-24N-PDG - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Desa VF-24N-PDG you will learn all the available features of the product, as well as information on its operation. The information that you get Desa VF-24N-PDG will certainly help you make a decision on the purchase.
If you already are a holder of Desa VF-24N-PDG, 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 VF-24N-PDG.
However, one of the most important roles played by the user manual is to help in solving problems with Desa VF-24N-PDG. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Desa VF-24N-PDG 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
