Desa VF-24P-EMU manual

UNVENTED (VENT -FREE) GAS LOG HEA TER OWNER’S OPERA TION AND INST ALLA TION MANUAL Design Dynamics V ent-fr ee Models Also Design-Cer tified As V ented Decorativ e A ppliances 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- s[...]

111826-05 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 ...............................[...]

111826-05 For more information, visit www .desatech.com 3 3 SAFETY INFORMA TION Continued PR ODUCT IDENTIFICA TION Figure 1 - Product Identification 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 pla ce pro pan e/L P supp ly tan k(s ) in s[...]

111826-05 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 Institute, Inc. 1430 Broadway Ne w Y ork, NY 10018 National Fire Pr[...]

111826-05 For more information, visit www .desatech.com 5 5 40,000 33,000 73,000 Unusually tight construction is defined as construction where: a. wa lls and cei lin gs exp ose d to the out sid e at mosp her e have a contin uous water vapor retarder with a rating of one perm (6 x 10 -11 kg per pa-sec-m 2 ) or less with openings gasketed or sealed [...]

111826-05 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 com e from an adjo ining unc onfined space. When ventilating to an adjoining unconfined space, you must provide two permanent openings: one within 12" of the ceil[...]

111826-05 For more information, visit www .desatech.com 7 7 INST ALLA TION NO TICE: This heater is intended for use as supple- mental heat. Use this heater along with y our primary heating system. Do not install this heater as your pri- mary heat sour ce. If y ou ha ve a cent ral heatin g sys tem, you may run system’ s circulating blower while us[...]

111826-05 For more information, visit www .desatech.com 8 Carefully follow the instructions below . This will ensure safe in- stallation into a masonry , UL127-listed manuf actured fireplace, or listed vent-free firebox. Minimum Clearances For Side Comb ustible Material, Side Wall, and Ceiling A. Cle aranc es from the si de of the firep lace cab[...]

111826-05 For more information, visit www .desatech.com 9 9 INST ALLA TION Continued MANTEL CLEARANCES I n a dd i ti o n t o me e t in g n on c om b us t i bl e m at e ri a l c le a ra n ce s , yo u m us t a ls o m ee t re qu ir e d cl e ar a nc es be tw e en fir ep l ac e op en in g a nd ma nt el sh e lf . If y ou d o n ot me et th e c le ar a nc[...]

111826-05 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 decorative, appliance must be installed only in a solid-fuel burning fireplace with a working flue and con- structed of noncombustible material. If your heater is a non-thermostatically-controlled mode[...]

111826-05 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 pres- sure regulator . W ARNING: A qualified service per son must con- nect heater to gas [...]

111826-05 For more information, visit www .desatech.com 12 INST ALLA TION Continued * Purchase the optional CSA design-certified equipment shutoff valv e 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 Joi[...]

111826-05 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 Onl y) Thermostat Gas V alve or Control V alve Location Equipment Shutoff V alv e Propane/LP Supply T ank Thermostat Gas V alve or Control V alve Location Thermostat Gas [...]

111826-05 For more information, visit www .desatech.com 14 OPERA TING HEA TER OPERA TING HEA TER (REMOTE-READ Y MODELS) For Y our Safety Read Before Lighting Lighting Instructions W ARNING: If y ou do not f ollow these instructions ex actl y , a fire or expl osion ma y res ult causin g pr ope r ty damage, personal injury or loss of life. A. Thi s [...]

111826-05 For more information, visit www .desatech.com 15 15 OPERA TING HEA TER (REMOTE-READ Y MODELS) Lighting Instructions (Cont.) T o T urn Off Gas T o Appliance Manual Lighting Procedure Remote Control Operation OPERA TING HEA TER Continued Figure 18 - Control Knob and Ignitor Button Location, Remote Controlled Remote Control 7. Wi th control [...]

111826-05 For more information, visit www .desatech.com 16 OPERA TING HEA TER (REMOTE-READ Y MODELS) Remote Control Operation (Cont.) Figure 20 - Setting the Selector switch, Control Knob, and Flame Adjustment Knob for Remote Operation Selector T oggle Switch (Optional Remote Control) OPERA TING HEA TER Continued O F F L O I H AUT O OFF ON Control [...]

111826-05 For more information, visit www .desatech.com 17 17 BURNER FLAME P A TTERN Figure 24 shows correct b urner flame pattern. NO TICE: Do not mistake orange flames with yello w tip pin g. Dirt or othe r fine parti cl es are b urn ed by hea ter , causing brief patches of orange flame. If burner flame pattern is incorrect, as sho wn in Fig[...]

111826-05 For more information, visit www .desatech.com 18 W ARNING: T urn off heater and let cool before cleaning. CA UTION: Y ou m ust keep control areas, b urners, and circulating air passagewa ys of heater clean. In- spect these areas of heater before each use. Have heater inspected yearl y by a qualified service per - son. Heater ma y need mo[...]

111826-05 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 serv icing . Onl y a qua lified servi ce person should ser vice and repair heater . CA UTION: Never use a wire, needle, or similar object to[...]

111826-05 For more information, visit www .desatech.com 20 TR OUBLESHOO TING Continued OBSER VED PR OBLEM One or both b urner does not light after ODS/pilot is lit Delayed ignition of burner Burner backfiring during combustion Orange flame in burner during b urner combustion Slight smoke or odor during initial op- era tion Heater produces a whistl[...]

111826-05 For more information, visit www .desatech.com 21 21 TR OUBLESHOO TING Continued W ARNING: If y ou 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 y our building. • Immediately call y our gas supplier from a neighbor’ s phone. Follow the gas supp[...]

111826-05 For more information, visit www .desatech.com 22 VF-18N-EMU VF-24N-EMU 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" W .C. 5.0"[...]

111826-05 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 ha ve delayed ignition • heater will not produce specified heat • propane/LP gas supply may be lo w Y ou may feel your gas pressure is too lo w . If so, contact your local propane/LP or natural[...]

111826-05 For more information, visit www .desatech.com 24 GT A Replacement Part Numbers Model Number GT A Part number VF-18N-EMU 111794 03 VF-18P-EMU 111794 04 Log sets and mounting plates are ordered as an assembly REMOTE MODELS ONL Y ILLUSTRA TED P AR TS BREAKDO WN REMO TE-READ Y MODELS AND REMO TE CONTROLLED MODELS VF-18N-EMU VF-18P-EMU ILLUSTR[...]

111826-05 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-EMU VF-24P-EMU ILLUSTRA TED P AR TS BREAKDO WN VF-24N-EMU, VF-24P-EMU 3 Log sets and mounting plates are ordered as an assembly REMO TE MODELS ONL Y GT A Replacement Part Numbers Model Number GT A [...]

111826-05 For more information, visit www .desatech.com 26 P AR TS LIST This list contains replaceable parts used in your heater . When ordering parts, follow the instruc- tions listed under Replacement P arts on page 23 of this manual. P AR TS LIST VF-24N-PDG, VF-24P-PDG, VF-24N-BTB, VF-24P-BTB, VF-18N-PDG, VF-18P-PDG, VF-18N-BTB, VF-18P-BTB K EY [...]

111826-05 For more information, visit www .desatech.com 27 27 A CCESSORIES VENT -FREE LOGMA TE ® FIREBO XES (Not Shown) Av aila ble in 32", 36", and 42" mode ls. Ci rculat ing fire box es feat ure louv ers and an opti onal blo wer . Non-circul ating, smoo th face mode ls are ideal for custom trim applications such as stone or marbl[...]

111826-05 For more information, visit www .desatech.com 28 THIS P A GE INTENTIONALL Y LEFT BLANK[...]

111826-05 For more information, visit www .desatech.com 29 29 • ACCESSORIES 1. Where will the product be used? ❍ Living/F amily Room ❍ Office/W arehouse ❍ Utility Shed/Outbuilding ❍ Garage ❍ Bedroom ❍ Bathroom ❍ Other 2. If you bought this product y ourself, did y ou plan to purchase this type of product before going into the store?[...]

111826-05 For more information, visit www .desatech.com 30 2701 S. Harbor Blvd. Santa Ana, CA. 92704 www .desatech.com P ostage Required TM[...]

111826-05 For more information, visit www .desatech.com 31 31 NO TES ________________________________________________________________________________________________ ________________________________________________________________________________________________ _______________________________________________________________________________________[...]

111826-05 For more information, visit www .desatech.com 32 2701 S. Harbor Blvd. Santa Ana, CA. 92704 www .desatech.com 111826-05 Re v . A 8/04 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 f actory . W e reserv e the right to amend these spe[...]