Desa CDL3924NT manual

Sav e this manual for future reference. For more information, visit www .desatech.com W ARNING: If the information in this manual is not fol- lowed exactly , a fire or explosion may result causing property damage, personal injury or loss of life. — Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any[...]

www .desatech.com 1 1 1347-01E 2 W ARNING: Improper installation, adjustment, altera- tion, service or maintenance can cause injury or prop- erty damage. Refer to this manual for correct installation and operational procedures. For assistance or addi- tional information consult a qualified installer , service agency or the gas supplier . W ARNING:[...]

www .desatech.com 1 1 1347-01E 3 SAFETY INFORMA TION W ARN ING: T his p rodu ct con - ta ins an d/o r ge ner ate s ch emi cal s kno wn to the Stat e of Cali for nia to cause ca nce r or birth de fec ts or ot her re pro duc tiv e h arm . IMPORT ANT : Read this owner ’ s man ual care ful ly and comple tel y b e f o r e t r y i n g t o a s s e m b l[...]

www .desatech.com 1 1 1347-01E 4 SAFETY INFORMA TION Continued 3. 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 neighborʼ s phone. Follow the gas supplier ʼ s instructions • if you cannot r[...]

www .desatech.com 1 1 1347-01E 5 Figure 1 - Product Identification Meadowbrook Oak Logs with Thermostat Control Echo V alley Oak Logs with Manual Control Control Knob Control Cover Log Control Cover Log Piezo Ignitor (behind log) Piezo Ignitor (behind log) Control Knob PRODUCT IDENTIFICA TION PIEZO IGNITION SYSTEM This heater has a piezo ignit or.[...]

www .desatech.com 1 1 1347-01E 6 AIR FOR COMB USTION AND VENTILA TION Continued Unusually Tight Construction The air that leaks around doors and windows may provide enough fresh air for combustion and ventilation. However, in buildings of unusually tight construction, you must provide additional fresh air . Unusually tight construction is defined [...]

www .desatech.com 1 1 1347-01E 7 AIR FOR COMB USTION AND VENTILA TION Continued Figure 3 - V entilation Air from Outdoors Figure 2 - V entilation Air from Inside Building Outlet Air V entilated Attic Outlet A ir Inlet Air Inlet Air V entilated Crawl Space T o Crawl Space T o Attic Or Remove Door into Adjoining Room, Option 3 V entilation Grills Int[...]

www .desatech.com 1 1 1347-01E 8 INST ALLA TION NOTICE: This heater is intended for use as supplemental heat. Use this heater along with your primary heating system. Do not install this heater as your pri- mary heat source. If you have a central heati ng sys tem, yo u may run system’s circulating blower while using heater . This will help cir cul[...]

www .desatech.com 1 1 1347-01E 9 INST ALLA TION AND CLEARANCES FOR VENT -FREE OPERA TION W AR NI NG: M ain tai n the m ini - mu m cl ea ran ces . If yo u ca n, pro - v i d e g r e a t e r cl ea r a n c e s fr om flo or , ce ili ng and ad joi nin g w all . INST ALLA TION Continued LOG SIZING REQUIREMENTS Minimum Firebox Height Depth Front Rear * Wi[...]

www .desatech.com 1 1 1347-01E 10 Figure 5 - Heat Resistant Material (Slate, Marble, Tile, etc.) Above Fireplace Noncombus- tible Material Distance (A) 12" or more Between 8" and 12" Less than 8" Requ ireme nts for Safe Installation Noncombustible Mate- rial OK. Install fireplace hood accessory (GA6050, GA6052 or GA6053 see Acce[...]

www .desatech.com 1 1 1347-01E 1 1 NOT ICE: I f y our inst all atio n does not meet the minimum clear- ances shown, you must do one of the following: • operate the logs only with the flue damper open • raise the mantel to an accept- able height • remove the mantel FLOOR CLEARANCES A. If installing appliance on the floor level, you must main[...]

www .desatech.com 1 1 1347-01E 12 Heater Gas Regulator Flexible Gas Hose (if allowed by local codes) Fitting INST ALLING HEA TER BASE ASSEMBL Y W ARNING: Y ou must secure this heater to fireplace floor . If not, heater will move when you adjust controls. Moving heater may cause a gas leak or log misplacement. W ARNING: If installing in a sunken ?[...]

www .desatech.com 1 1 1347-01E 13 CONNECTING TO GAS SUPPL Y W ARNI NG: This appl iance requires a 1/2" NPT (National Pipe Thread) inlet connection to the pressure regulator . W AR N I NG : A q ua li fi e d s e r vi ce p er so n m u s t co nn e c t h ea t er to g a s s up pl y. F o l lo w al l l o ca l co de s . CAUT ION: Ne ve r con nect pro [...]

www .desatech.com 1 1 1347-01E 14 CAUTION: Make sure exter- nal regulator has been installed b e t w e en p r o pa n e / L P s u p p l y and heater . See guidelines un- der Connecting to Gas Supply , page 13. PRESSURE TESTING GAS SUPPL Y PIPING SYSTEM T est Pressures In Excess Of 1/2 PSIG (3.5 kPa) 1. D i sc on ne ct a p p li an ce wi t h it s ap p[...]

www .desatech.com 1 1 1347-01E 15 PRESSURE TESTING HEA TER GAS CONNECTIONS 1. Open equipment shutof f valve (see Figure 15, page 14). 2. Open main gas valve located on or near gas meter for natural gas or open propane/LP supply tank valve. 3. Make sure control knob of heate r is in the OFF position. 4. Check all joints from equipment shutoff valve [...]

www .desatech.com 1 1 1347-01E 16 INST ALLA TION Continued Figure 19 - Left and Right Front Log Placement (V ariable Manually-Controlled Models) Figure 20 - Control Cover Log Placement (V ariable Manually-Controlled Models) Left Front Log Right Front Log Cover Log Crossover Log Thermostat Models (CDL) 1. Place rear log on 2 pins on rear brackets (s[...]

www .desatech.com 1 1 1347-01E 17 LIGHTING INSTRUCTIONS W ARNING: • If fireplace has glass doors, never operate this heater with glass doors closed. If you op- era te heat er with do ors c los ed, heat buildup inside fireplace will cause glass to burst. Make sure there are no obstructions across opening of fireplace. • Y ou must o per ate th[...]

www .desatech.com 1 1 1347-01E 18 V ARIABLE CONTROL OPERA TION The variable control valve can be set to any heat setting and flame height desire d, by simply turning the control knob until that setting is attained. Even the lowest setting provides re- alistic, dancing yellow flames. Selecting higher settings pr oduces gr eater heat output. This r[...]

www .desatech.com 1 1 1347-01E 19 LIGHTING INSTRUCTIONS W ARNING: • If fireplace has glass doors, never operate this heater with glass doors closed. If you op- era te heat er with do ors c los ed, heat buildup inside fireplace will cause glass to burst. Make sure there are no obstructions across opening of fireplace. • Y ou must o per ate th[...]

www .desatech.com 1 1 1347-01E 20 OPERA TING HEA TER Continued TO TURN OFF GAS TO APPLIANCE Shutting Off Heater T u rn co nt rol kn ob cl oc kw is e t o t he OFF position. Shutting Off Burners Only (pilot stays lit) T u rn co nt rol kn ob cl oc kw is e t o t he PILOT position. THERMOST A T CONTROL OPERA TION The thermostat control knob can be set t[...]

www .desatech.com 1 1 1347-01E 21 CLEANING AND MAINTENANCE W ARNING: T urn off heater and let cool before cleaning. CAUTION: Y ou must keep control areas, burners and circulating air passageways of heater clean. Inspect these areas of heater before each use. Have heater inspected yearly by a qualified service person. Heater may need more frequent [...]

www .desatech.com 1 1 1347-01E 22 OBSERVED PROBLEM When ignitor button is pressed, there is no spark at ODS/pilot When ignitor button is pressed, there is spark at ODS/pilot but no ignition ODS/pilot lights but flame goes out when control knob is re- leased TROUBLESHOO TING W ARNING: T urn off heater and let cool before servicing. Only a qualifie[...]

www .desatech.com 1 1 1347-01E 23 REMEDY 1. Contact local natural or pro- pane/LP gas company 2. Clean burner(s) (see Cleaning and Maintenance , page 21) or replace burner orifice(s) 1. Contact local natural or pro - pane/LP gas company 2. Clean burner(s) (see Cleaning and Maintenance , page 21) or replace burner orifice(s) 1. Cle an bu rne r (s [...]

www .desatech.com 1 1 1347-01E 24 TROUBLESHOO TING Continued POSSIBLE CAUSE 1. M et al exp an di ng whi le heat ing or c on trac tin g wh il e co olin g 1. Heate r burni ng vapo rs fro m paint, hair spray , glues, clean - ers, chemicals, new carpet, etc. (See IMPORT ANT state - ment above) 2. Low fuel supply (propane/LP only) 3 . Gas leak. See Warn[...]

www .desatech.com 1 1 1347-01E 25 OPTIONAL POSITIONING OF THERMOST A T SENSING B ULB For Masonry and Factory-Built Metal Fireplace If your log set cycles to pilot, but the room tem- perature drops to a lower than ideal comfort level before the log set comes back on, you may want to reposition the thermostat sensing bulb. The thermostat sensing bulb[...]

www .desatech.com 1 1 1347-01E 26 Capillary Thermostat Sensing Bulb Do Not Crimp Capillary Adhesive- backed Mounting Clip Figure 37 - Positioning the Thermostat Sensing Bulb in the V ertical Position with the Capillary at the Bottom OPTIONAL POSITIONING OF THERMOST A T SENSING B ULB Continued SPECIFICA TIONS Echo V alley Oak Log V ariable Manually-[...]

www .desatech.com 1 1 1347-01E 27 ACCESSORIES NOTICE: All accessories may not be available for all fireplace models. Purchase these heater accessories from your local dealer . If they can not supply these accessories, call DESA Heating Products at 1-866-672-6040 for referral information. Y ou can also write to the address listed on the back page o[...]

www .desatech.com 1 1 1347-01E 28 ILL USTRA TED P ARTS BREAKDOWN V ARIABLE MANUALL Y - CONTROLLED ECHO V ALLEY OAK LOG MODELS LSL3124N, LSL3124P 3 - ODS Pilot (Propane/LP) 3 - ODS Pilot (Natural Gas) 1 2 3 13 23 14 27 28-1 28-2 28-5 28-4 24 15 16 17 19 18 8 21 26 22 9 4 1 1 10 28-3 12 20 13 6 20 25 25 25 25 5 7[...]

www .desatech.com 1 1 1347-01E 29 P ARTS LIST V ARIABLE MANUALL Y -CONTROLLED ECHO V ALLEY OAK LOG MODELS This list contains replaceable parts used in your heater . When ordering parts, follow the instructions listed under Replacement Parts on page 27 of this manual. KEY P ART NUMBER FOR NO. LSL3124P LSL3124N DESCRIPTION QTY . 1 ** ** ASM, Low Pro?[...]

www .desatech.com 1 1 1347-01E 30 ILL USTRA TED P ARTS BREAKDOWN THERMOST A TICALL Y - CONTROLLED MEADOWBROOK OAK LOG MODELS CDL3924NT , CDL3924PT 15 1 3 4 6 5 12 12 12 20 19 12 16 14 13 2 18 12 12 21 22 23 17 7 1 1 8 24-1 24-3 24-4 24-2 9 12 14 13 10[...]

www .desatech.com 1 1 1347-01E 31 P ARTS LIST THERMOST A TICALL Y - CONTROLLED MEADOWBROOK OAK LOG This list contains replaceable parts used in your heater . When ordering parts, follow the instructions listed under Replacement Parts on page 27 of this manual. KEY P ART NUMBER NO. CDL3924NT CDL3924PT DESCRIPTION QTY . 1 102772-01 102772-01 Burner 1[...]

2701 Industrial Drive P .O. Box 90004 Bowling Green, KY 42102-9004 www .desatech.com 1 1 1347-01 Rev . E 09/04 NOT A UPC WARRANTY INFORMA TION KEEP THIS WARRANTY Model Serial No. Date Purchased Always specify model and serial numbers when communicating with the factory . W e reserve the right to amend these specifications at any time without notic[...]