Desa LSL3124P Owner's Manual
Unvented (vent-free) gas log heater
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- Owner's operation and installation manual (32 pages)
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UNVENTED (VENT-FREE) GAS LOG HEATER
OWNER'S OPERATION AND INSTALLATION MANUAL
Echo Valley Oak
Log Design
24" VARIAbLE
MANUALLy-
CONTROLLED MODELS
LSL3124N AND
LSL3124P
WARNING: 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 other
appliance.
— WHAT TO DO IF YOU SMELL GAS
• 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 neighbor's
phone. Follow the gas supplier's instructions.
• If you cannot reach your gas supplier, call the fire
department.
— Installation and service must be performed by a quali-
fied installer, service agency or the gas supplier.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
For more information, visit www.desatech.com
Meadowbrook
Oak Log Design
24" VARIAbLE
THERMOSTATICALLy-
CONTROLLED MODELS
CDL3924NT AND
CDL3924PT
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Table of Contents
Related Manuals for Desa LSL3124P
Summary of Contents for Desa LSL3124P
- Page 1 THERMOSTATICALLy- CONTROLLED MODELS CONTROLLED MODELS LSL3124N AND CDL3924NT AND LSL3124P CDL3924PT WARNING: 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 other appliance.
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Page 2: Table Of Contents
CONTENTS Safety Information .......... Troubleshooting .......... Local Codes............4 Optional Positioning of Thermostat Unpacking............4 Sensing Bulb ..........5 Product Identification ........... 5 Specifications ............ 6 Product Features ..........5 Accessories ............7 Air For Combustion and ventilation ..... 5 Service Hints ............. -
Page 3: Safety Information
SAFETy INFORMATION WARNING: Do not allow fans Continued to blow directly into the fireplace. Avoid any drafts that alter burner WARNING: This product con- flame patterns. Ceiling fans can tains and/or generates chemicals create drafts that alter burner known to the State of California flame patterns. -
Page 4: Local Codes
15. Turn heater off and let cool before servicing, SAFETy INFORMATION installing or repairing. Only a qualified service Continued person should install, service or repair heater. 3. If you smell gas 16. Operating heater above elevations of 4,500 • shut off gas supply feet may cause pilot outage. -
Page 5: Product Identification
PRODUCT PIEZO IGNITION SYSTEM This heater has a piezo ignitor. This system re- IDENTIFICATION quires no matches, batteries or other sources to light heater. AIR FOR COMbUSTION AND VENTILATION WARNING: This heater shall not be installed in a confined space or unusually tight construction unless provisions are provided for adequate combustion and... - Page 6 AIR FOR COMbUSTION DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION AND VENTILATION Continued Determining if You Have a Confined or Unconfined Space Unusually Tight Construction Use this work sheet to determine if you have a The air that leaks around doors and windows confined or unconfined space.
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Page 7: Combustion And Ventilation Air
AIR FOR COMbUSTION AND VENTILATION 12" Continued Ventilation Ventilation Grills The space in the previous example is a confined Grills Into Into Adjoining Room, Adjoining space because the actual Btu/Hr used is more than Option 2 Room, Remove Option 1 the maximum Btu/Hr the space can support. -
Page 8: Installation
INSTALLATION WARNING: Never install the NOTICE: This heater is intended heater for use as supplemental heat. • in a bedroom or bathroom Use this heater along with your unless installed as a vented primary heating system. Do not appliance, see page 11 install this heater as your pri- •... - Page 9 INSTALLATION NOTICE: Manual control heaters Continued may be used as a vented product. If so, you must always run heater INSTALLATION AND CLEARANCES with chimney flue damper open. FOR VENT-FREE OPERATION If running heater with damper WARNING: Maintain the mini- open, noncombustible material mum clearances.
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Page 10: Mantel Clearances
INSTALLATION Mantel Shelf 10" Underside of Continued Mantel Shelf 8" 6" Noncombus- Requirements for Safe 1 /2 " tible Material Installation All minimum Distance (A) distances are in inches 1" or more Noncombustible Mate- Minimum Log Set rial OK. Noncombustible 24"/30"/36"... - Page 11 INSTALLATION INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED Continued OPERATION Note: When used as a vented heater, appliance NOTICE: If your installation does must be installed only in a solid-fuel burning not meet the minimum clear- fireplace with a working flue and constructed of ances shown, you must do one noncombustible material.
- Page 12 1. Apply pipe joint sealant lightly to male INSTALLATION threads of gas fitting (not provided). Connect Continued approved flexible gas hose to gas regulator of heater (see Figure 11). IMPORTANT: Hold INSTALLING HEATER BASE gas regulator with wrench when connecting ASSEMBLY flexible gas hose.
- Page 13 as shown in Figure 13. Pointing the vent down INSTALLATION protects it from freezing rain or sleet. Continued CONNECTING TO GAS SUPPLY CAUTION: Use only new, black iron or steel pipe. Internally-tinned WARNING: This appliance copper tubing may be used in requires a 1/2"...
- Page 14 INSTALLATION CAUTION: Make sure exter- Continued nal regulator has been installed between propane/LP supply CAUTION: Avoid damage to and heater. See guidelines un- regulator. Hold gas regulator der Connecting to Gas Supply, with wrench when connecting it page 13. to gas piping and/or fittings. PRESSURE TESTING GAS SUPPLY PROPANE/LP PIPING SYSTEM...
- Page 15 INSTALLATION INSTALLING LOGS Continued WARNING: Failure to position PRESSURE TESTING HEATER GAS the parts in accordance with these CONNECTIONS diagrams or failure to use only 1. Open equipment shutoff valve (see Figure 15, parts specifically approved with page 14). this heater may result in property 2.
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Page 16: Operating Heater
INSTALLATION Cover Crossover Continued Right Left Front Front Log Figure 22 - Front Log Placement (Thermostat Models) Figure 19 - Left and Right Front Log OPERATING HEATER Placement (Variable Manually-Controlled Models) MANUALLy-CONTROLLED MODELS Crossover FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not follow these instructions exactly, a fire or explosion may result caus-... - Page 17 6. Slightly depress and turn control knob OPERATING HEATER counterclockwise to the PILOT Continued position. Keep control knob pressed in for five (5) seconds (see Figure 23). LIGHTING Note: You may be running this heater for INSTRUCTIONS the first time after hooking up to gas sup- ply.
- Page 18 OPERATING HEATER MANUAL LIGHTING PROCEDURE Continued 1. Follow steps 1 through 6 under Lighting VARIABLE CONTROL Instructions, page 17. OPERATION 2. Depress control knob and light pilot with The variable control valve can be set to any match. heat setting and flame height desired, by simply 3.
- Page 19 5. Turn control knob counterclockwise OPERATING HEATER to the PILOT position. Press in control Continued knob for five (5) seconds (see Figure 25). LIGHTING Note: You may be running this heater for the first time after hooking up to gas sup- INSTRUCTIONS ply.
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Page 20: Inspecting Burners
OPERATING HEATER INSPECTING bURNERS Check pilot flame pattern and burner flame pat- Continued terns often. TO TURN OFF GAS PILOT FLAME PATTERN TO APPLIANCE Figure 27 shows a correct pilot flame pattern. Figure Shutting Off Heater 28 shows an incorrect pilot flame pattern. The incor- Turn control knob clockwise to the rect pilot flame is not touching the thermocouple. -
Page 21: Cleaning And Maintenance
4. Blow air through the ports/slots and holes in CLEANING AND the burner. MAINTENANCE 5. Check the injector holder located at the end of the burner tube again. Remove any large WARNING: Turn off heater particles of dust, dirt, lint or pet hair with a and let cool before cleaning. -
Page 22: Troubleshooting
TROUbLESHOOTING 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 similar object to clean ODS/pilot. This can damage ODS/pilot unit. Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY... - Page 23 TROUbLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner does not light after ODS/ 1. Inlet gas pressure is too low 1. Contact local natural or pro- pilot is lit pane/LP gas company 2. Burner orifice(s) clogged 2. Clean burner(s) (see Cleaning and Maintenance, page 21) or replace burner orifice(s) Delayed ignition of one or both...
- Page 24 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 neighbor’s phone. Fol- low the gas supplier’s instructions.
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Page 25: Optional Positioning Of Thermostat
OPTIONAL POSITIONING Thermostat OF THERMOSTAT Sensing Bulb SENSING bULb For Masonry and Factory-Built Metal Fireplace Gas Valve If your log set cycles to pilot, but the room tem- Assembly perature drops to a lower than ideal comfort level before the log set comes back on, you may want Figure 32 - Location of Gas Valve to reposition the thermostat sensing bulb. -
Page 26: Specifications
OPTIONAL POSITIONING Thermostat OF THERMOSTAT Sensing Bulb Adhesive- SENSING bULb backed Continued Do Not Crimp Mounting Clip 4. The mounting clip must be a minimum of 3" from Capillary bottom of fireplace to prevent crimping of capil- lary. Once you have decided on a location, clean the area thoroughly. -
Page 27: Accessories
1-866-672-6040. When calling please have your EQUIPMENT SHUTOFF VALVE model and serial numbers of your heater ready. GA5010 You can also visit DESA Heating Products’ techni- For all models. Equipment shutoff valve with 1/8" cal services web site at www.desatech.com NPT tap. - Page 28 ILLUSTRATED PARTS bREAkDOWN VARIABLE MANUALLY- CONTROLLED ECHO VALLEY OAK LOG MODELS LSL3124N, LSL3124P 28-5 28-1 28-4 28-3 28-2 3 - ODS Pilot 3 - ODS Pilot (Natural Gas) (Propane/LP) www.desatech.com 111347-01F...
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Page 29: Parts 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 27 of this manual. PART NUMBER LSL3124P LSL3124N DESCRIPTION QTY. ASM, Low Profile Base, Painted... -
Page 30: Illustrated Parts Breakdown
ILLUSTRATED PARTS bREAkDOWN THERMOSTATICALLY- CONTROLLED MEADOWBROOK OAK LOG MODELS CDL3924NT, CDL3924PT 24-3 24-4 24-2 24-1 www.desatech.com 111347-01F... - Page 31 PARTS 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 27 of this manual. PART NUMBER CDL3924NT CDL3924PT DESCRIPTION QTY. 1077-01 1077-01 Burner 10485-01 10486-01...
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Page 32: Warranty Information
This warranty is extended only to the original retail purchaser. This warranty covers the cost of part(s) required to restore this heater to proper operating condition and an allowance for labor when provided by a DESA Heating Products Authorized Service Center. Warranty part(s) MUST be obtained through authorized dealers of this product and/or DESA Heating Products who will provide original factory replacement parts.