Desa VF-18P-BTB manual

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. WARNING: If the information in this man u al is not followed exactly, a fi re or explosion may result caus ing prop er [...]

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 ...................... 4 LOCAL CODES ...............................[...]

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. 2. Do not place propane/LP supply tank(s) inside any[...]

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. 1430 Broadway Ne w Y ork, NY 10018 National Fire [...]

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 sphere have a con tin u ous water vapor retarder with a rating of one perm (6 x 10 -11 kg per pa-sec-m 2 ) or less with open ings gasketed or sealed and[...]

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. When ventilating to an adjoining unconfi ned space, you must pro vide two permanent open ings: one within 12" of the cei[...]

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. If you ha ve a central heating system, you ma y run sys tem’ s cir cu lat ing blo w[...]

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. Clearances from the side of the fi re pla[...]

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. If you do not meet the clear anc es listed below, you will need a hood. Determining Minimum Mant[...]

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. If your heater is a non-thermostatically-controlled[...]

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 . W ARNING: A qualifi ed ser vice per son m ust con- nect heater to gas sup pl y . Follo w all[...]

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. Figure 13 - Gas Connection (Remote-Ready Models Onl y) Gas Control Pipe Cap T ee Nipple [...]

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 opane/LP only) Figure 16 - Checking Gas Joints (Natural Gas Onl y) Thermostat Gas V alv e or Control V alv e Location Equipment Shutoff V alv e Propane/LP[...]

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 . A. This appliance has a pilot w[...]

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. With contr ol knob pressed in, press and r elease i[...]

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). The lights to the left of the button will show A UTO, ON, or OF[...]

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 . If front burner fl ame pattern is incorrect, as [...]

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. Have heater inspected yearl y by a qual i fi ed service per - son. Heater m[...]

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. Only a qualifi ed ser vice person should service and repair CA UTION: Never use a wire, needle, or similar object to clean ODS/pilot[...]

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 backfi ring dur ing com bus tion Orange flame in burner during b urner com bus tion Slight smoke or odor during initial op- er a tion Heater produces a [...]

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. • Immediately call y our gas sup plier from a neighbor’ s phone . Follow the [...]

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 .C. Inlet Gas Pressure (in. of water) Maximum 10.5" W .C. 10.5" W .C. Minimum* 5.0[...]

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 . If so, contact your local propane/LP or natura[...]

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 TED P AR TS BREAKDOWN V ariable Manually-Controlled and Remote-ready Models VF-24N-PDG, VF-24P-PDG, VF-24N-BTB, VF-24P-BTB VF-18N-PDG, VF-18P-PDG, VF-1[...]

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. P AR TS LIST Manual and Remote-Ready Models VF-24N-PDG, VF-24P-PDG, VF-24N-BTB, VF-24P-BTB, VF-18N-PDG, VF-18P-PD[...]

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. W ALL-MOUNT ON/OFF SWITCH - GWM[...]

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. If you bought this product y ourself, did you plan to purchase this type of product bef ore going into the store? ?[...]

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 . W e reserve the right to amend these [...]