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Desa LSL3124N manual

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Table of contents for the manual

  • Page 1

    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. — Do not store or use gasoli[...]

  • Page 2

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 2 WARNING: Do not allow fans to blow directly into the fireplace. Avoid any drafts that alter burner flame patterns. Ceiling fans can create drafts that alter burner flame patterns. Altered burner patterns can cause sooting. Due to high temperatures[...]

  • Page 3

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 3 3 SAFETY INFORMA TION Continued 1. This appliance is only for use with the type of gas indicated on the rating plate. This appliance is not convertible for use with other gases. 2. Do not place propane/LP supply tank(s) inside any structure. Lo- c[...]

  • Page 4

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 4 AIR FOR COMBUSTION AND VENTILA TION Today’s homes are built more energy efficient than ever. New mate- rials, increased insulation, and new construction methods help reduce heat loss in homes. Home owners weather strip and caulk around windows a[...]

  • Page 5

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 5 5 PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code, ANSI Z223.1/NFPA 54, Section 5.3, Air for Combustion and Ventilation . All spaces in homes fall into one of the three following ventilation classifications: 1[...]

  • Page 6

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 6 VENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining unconfined space. When ventilating to an adjoining unconfined space, you must provide two permanent openings: one within 12" of the ceiling and o[...]

  • Page 7

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 7 7 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. If you have a central heating system, you may run system ’ s circul[...]

  • Page 8

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 8 Carefully follow the instructions below. This will ensure safe installation into a masonry, UL127-listed manufactured fireplace, or listed vent-free firebox. Minimum Clearances For Side Combustible Material, Side Wall, and Ceiling A. Clearances fr[...]

  • Page 9

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 9 9 Minimum Non- Combustible Material Minimum Non- Combustible Material Height Distances to Underside of Mantel Top of Fireplace Opening Underside of Mantel Shelf Mantel Shelf 12" 8" (A) 18" 8" 20" 14" 22" 17"[...]

  • Page 10

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 10 Heater Gas Regulator Flexible Gas Hose (if allowed by local codes) Figure 11 - Attaching Flexible Gas Hose to Heater Gas Regulator Fitting INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED OPERATION Note: When used as a vented heater, appliance must b[...]

  • Page 11

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 11 11 Propane/LP Supply Tank External Regulator INST ALLA TION Continued Figure 13 - External Regulator With Vent Pointing Down Vent Pointing Down the optional CSA design-certified equipment shutoff valve from your dealer. See Accessories , page 28.[...]

  • Page 12

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 12 3 . Pressurize supply piping system by either opening propane/LP supply tank valve for propane/LP gas or opening main gas valve located on or near gas meter for natural gas, or using compressed air . 4. Check all joints of gas supply piping syste[...]

  • Page 13

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 13 13 Figure 18 - Rear Log Placement (Variable Manually-Controlled Models) Figure 19 - Left and Right Front Log Placement (Variable Manually-Controlled Models) INST ALLA TION Continued WARNING: Failure to position the parts in accor- dance with thes[...]

  • Page 14

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 14 WARNING: • If fireplace has glass doors, never operate this heater with glass doors closed. If you operate heater with doors closed, heat buildup inside fire- place will cause glass to burst. Make sure there are no obstructions across opening o[...]

  • Page 15

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 15 15 VARIABLE CONTROL OPERATION The variable control valve can be set to any heat setting and flame height desired, by simply turning the control knob until that setting is attained. Even the lowest setting provides realis- tic, dancing yellow flam[...]

  • Page 16

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 16 1. F ollow steps 1 through 6 under Lighting Instructions , page 15. 2. Depress contr ol knob and light pilot with match. 3. Keep contr ol knob pressed in f or 30 seconds after lighting pilot. After 30 seconds, release contr ol knob. No w follow s[...]

  • Page 17

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 17 17 OPERA TING HEA TER Continued 1. STOP! Read the safety inf ormation in column 2, page 16. 2. Make sur e equipment shutoff valve is fully open. 3. T urn control knob clockwise Clockwise to the OFF position. 4. W ait fi ve (5) minutes to clear ou[...]

  • Page 18

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 18 CLEANING BURNER INJECTOR HOLDER AND PILOT AIR INLET HOLE The primary air inlet holes allow the proper amount of air to mix with the gas. This provides a clean burning flame. Keep these holes clear of dust, dirt, lint, and pet hair. Clean these ai[...]

  • Page 19

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 19 19 CLEANING AND MAINTENANCE Cleaning Burner Injector Holder and Pilot Air Inlet Hole (Cont.) Logs SPECIFICATIONS Burner Tube Pilot Assembly Pilot Air Inlet Hole Ports/Slots Burner Tube Injector Holder (May Be Brass or Aluminum Depending on Model)[...]

  • Page 20

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 20 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. CAUTION: Never use a wire, needle, or simi[...]

  • Page 21

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 21 21 TROUBLESHOOTING Continued OBSERVED PROBLEM Burner does not light after ODS/pilot is lit Delayed ignition of one or both burners Burner backfiring during combustion Slight smoke or odor during initial opera- tion Heater produces a whistling noi[...]

  • Page 22

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 22 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. • Immediately call your gas supplier from a neigh[...]

  • Page 23

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 23 23 OPTIONAL POSITIONING OF THERMOSTAT SENSING BULB OPTIONAL POSITIONING OF THERMOST A T SENSING BULB For Masonry and Factory-Built Metal Fireplace If your log set cycles to pilot, but the room temperature drops to a lower than ideal comfort level[...]

  • Page 24

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 24 ILLUSTRA TED P AR TS BREAKDOWN VARIABLE MANUALLY- CONTROLLED ECHO VALLEY OAK LOG MODELS LSL3124N, LSL3124P ILLUSTRATED PARTS BREAKDOWN Models LSL3124N and LSL3124P 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 11 10 28-3 [...]

  • Page 25

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 25 25 P ARTS LIST VARIABLE MANUALLY-CONTROLLED ECHO VALLEY OAK LOG MODELS This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 28 of this manual. PARTS LIST Mod[...]

  • Page 26

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 26 ILLUSTRA TED P AR TS BREAKDOWN THERMOSTATICALLY- CONTROLLED MEADOWBROOK OAK LOG MODELS CDL3924NT, CDL3924PT ILLUSTRATED PARTS BREAKDOWN Models CDL3924NT and 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 11 8 24-1 24-3[...]

  • Page 27

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 27 27 P ARTS LIST THERMOSTATICALLY- 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 25 of this manual. PARTS LIST Models CDL[...]

  • Page 28

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 28 ACCESSORIES SERVICE HINTS TECHNICAL SERVICE REPLACEMENT PARTS 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 Anti[...]

  • Page 29

    111347-01B For more information, visit www.desatech.com 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 yourself , did you plan to purchase this [...]

  • Page 30

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 30 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 Postage Required T APE T APE[...]

  • Page 31

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 31 31 NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _____________________________________________[...]

  • Page 32

    111347-01B For more information, visit www.desatech.com For more information, visit www.desatech.com 32 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 www.desatech.com 111347-01 Rev. B 07/03 NOT A UPC KEEP THIS WARRANTY W ARRANTY INFORMA TION Model Serial No. Date Purchased Always specify model and serial numbers when communicati[...]