Desa CGS2718P, CGS2718N, CGS3124P, CGS3124P, CGS3124N, CLD3018PA, CLD3018NA, CLD3924PTA, CLD3924NTA Operation And Installation Manual
Royal english oak and winchester oak unvented (vent-free) gas log heater 18" and 24" variable manually controlled models & 24" thermostatically-controlled models
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Also See for CGS2718P, CGS2718N, CGS3124P, CGS3124P, CGS3124N, CLD3018PA, CLD3018NA, CLD3924PTA, CLD3924NTA:
- Owner's operation and installation manual (32 pages) ,
- Owner's operation and installation manual (36 pages) ,
- Owner's operation and installation manual (36 pages)
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For more information, visit www.desatech.com
For more information, visit www.desatech.com
18" and 24" Variable Manually-
Controlled Models
CGS2718P, CGS2718N
CGS3124P, CGS3124N
CLD3018PA, CLD3018NA
24" Thermostatically-Controlled Models
CLD3924PTA, CLD3924NTA
VARIABLE MANUALLY-CONTROLLED MODELS ALSO DESIGN-CERTIFIED
WARNING: If the information in this manual is
not followed exactly, a fire or explosion may
result causing property damage, personal in-
jury, 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 qualified installer, service agency, or the
gas supplier.
This appliance may be installed in an aftermar-
ket,* permanently located, manufactured (mobile)
home, where not prohibited by local codes.
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.
This appliance may be installed in an aftermarket,* permanently located, manufactured (mobile)
home, where not prohibited by local codes.
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.
* Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer
Save this manual for future reference.
Save this manual for future reference.
ROYAL ENGLISH OAK AND WINCHESTER OAK
UNVENTED (VENT-FREE) GAS LOG HEATER
OWNER'S OPERATION AND INSTALLATION MANUAL
(Winchester Oak Model Shown)
AS VENTED DECORATIVE APPLIANCES
WARNING: Improper installation, adjust-
ment, alteration, service, or maintenance
can cause injury or property damage. Re-
fer to this manual for correct installation
and operational procedures. For assis-
tance or additional information consult a
qualified installer, service agency, or the
gas supplier.
WARNING: This appliance is for installa-
tion only in a solid-fuel burning masonry
or UL127 factory-built fireplace, or in an
approved ventless firebox. It is design-
certified for these installations in accor-
dance with ANSI Z21.11.2.
Exception: Do not install this appliance in a
factory-built fireplace that includes instruc-
tions stating it has not been tested or should
not be used with unvented gas logs.
WARNING: This is an unvented gas-fired
heater. It uses air (oxygen) from the room
in which it is installed. Provisions for ad-
equate combustion and ventilation air
must be provided. Refer to Air for Com-
bustion and Ventilation section on page 4
of this manual.
Patent Pending
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Table of Contents
Related Manuals for Desa CGS2718P, CGS2718N, CGS3124P, CGS3124P, CGS3124N, CLD3018PA, CLD3018NA, CLD3924PTA, CLD3924NTA
Summary of Contents for Desa CGS2718P, CGS2718N, CGS3124P, CGS3124P, CGS3124N, CLD3018PA, CLD3018NA, CLD3924PTA, CLD3924NTA
- Page 1 For more information, visit www.desatech.com For more information, visit www.desatech.com 18" and 24" Variable Manually- Controlled Models CGS2718P, CGS2718N CGS3124P, CGS3124N CLD3018PA, CLD3018NA 24" Thermostatically-Controlled Models CLD3924PTA, CLD3924NTA VARIABLE MANUALLY-CONTROLLED MODELS ALSO DESIGN-CERTIFIED WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal in- jury, or loss of life.
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Page 2: Table Of Contents
TABLE OF CONTENTS SAFETY INFORMATION TABLE OF CONTENTS SAFETY INFORMATION ... 2 PRODUCT IDENTIFICATION ... 3 LOCAL CODES ... 4 UNPACKING ... 4 PRODUCT FEATURES ... 4 AIR FOR COMBUSTION AND VENTILATION ... 4 INSTALLATION ... 6 OPERATING HEATER ... 15 INSPECTING BURNERS ... -
Page 3: Product Identification
SAFETY INFORMATION Continued 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. Do not place propane/LP supply tank(s) inside any structure. Lo- cate propane/LP supply tank(s) outdoors (propane/LP units only). To prevent performance problems, the use of a propane/LP tank of less than 100 lbs. -
Page 4: Local Codes
LOCAL CODES UNPACKING PRODUCT FEATURES AIR FOR COMBUSTION AND VENTILATION Providing Adequate Ventilation LOCAL CODES Install and use heater with care. Follow all local codes. In the absence of local codes, use the latest edition of The National Fuel Gas Code ANSI Z223/NFPA 54*. *Available from: American National Standards Institute, Inc. - Page 5 AIR FOR COMBUSTION AND VENTILATION Continued Unusually tight construction is defined as construction where: a. walls and ceilings exposed to the outside atmosphere have a continuous water vapor retarder with a rating of one perm (6x10 kg per pa-sec-m openings gasketed or sealed and b.
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Page 6: Installation
AIR FOR COMBUSTION AND VENTILATION Ventilation Air INSTALLATION AIR FOR COMBUSTION AND VENTILATION Continued 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"... - Page 7 INSTALLATION Continued WARNING: Seal any fresh air vents or ash clean- out doors located on floor or wall of fireplace. If not, drafting may cause pilot outage or sooting. Use a heat-resistant sealant. Do not seal chimney flue damper. WARNING: Never install the heater •...
- Page 8 INSTALLATION Installation and Clearances (Cont.) INSTALLATION Continued NOTICE: Manual control heaters may be used as a vented product. If so, you must always run heater with chimney flue damper open. If running heater with damper open, noncombustible material above fire- place opening is not needed.
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Page 9: Mantel Clearances
INSTALLATION Continued MANTEL CLEARANCES In addition to meeting noncombustible material clearances, you must also meet required clearances between fireplace opening and mantel shelf. If you do not meet the clearances listed below, you will need a hood. Determining Minimum Mantel Clearance If you meet minimum clearance between mantel shelf and top of fireplace opening, a hood is not required (see Figure 6). -
Page 10: Installing Damper Clamp Accessory For Vented Operation
INSTALLATION Installing Damper Clamp Accessory For Vented Operation Installing Heater Base Assembly INSTALLATION Continued INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED OPERATION Note: When used as a vented heater, appliance must be installed only in a solid-fuel burning fireplace with a working flue and constructed of noncombustible material. -
Page 11: Connecting To Gas Supply
INSTALLATION Continued Mark screw locations through holes in mounting brackets (see Figure 12). If installing in a brick-bottom fireplace, mark screw locations in mortar joint of bricks. Remove heater base from fireplace. Drill holes at marked locations using 3/16" drill bit. 10. -
Page 12: Checking Gas Connections
INSTALLATION Connecting To Gas Supply (Cont.) Checking Gas Connections INSTALLATION Continued Installation must include a equipment shutoff valve, union, and plugged 1/8" NPT tap. Locate NPT tap within reach for test gauge hook up. NPT tap must be upstream from heater (see Figure 14). IMPORTANT: Install equipment shutoff valve in an accessible location. - Page 13 INSTALLATION Continued Pressure Testing Heater Gas Connections Open equipment shutoff valve (see Figure 15). Open main gas valve located on or near gas meter for natural gas or open propane/LP supply tank valve. Make sure control knob of heater is in the OFF position. Check all joints from gas meter (natural gas) or propane/LP supply to equipment shutoff valve (see Figure 16 or 17).
- Page 14 INSTALLATION Installing Logs, Models CGS2718P, CGS2718N, CGS3124P and CGS3124N (Cont.) Installing Logs, Models CLD3018PA, CLD3018NA, CLD3924PTA and CLD3924NTA INSTALLATION Continued 2. Locate the notches on the back of the front log (#2). Slide these notches over the tabs of the grate base (see Figure 19). Locate the notches in the bottom of the crossover log (#3).
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Page 15: Operating Heater
Installing Logs, Models CLD3018PA, CLD3018NA, CLD3924PTA and CLD3924NTA (Cont.) INSTALLATION Continued Hole in Grate Base Burner Figure 22 - Installing Back Log (#2) Front Log (#3) Notches Grate Fingers Figure 23 - Installing Front Log (#3) Figure 24 - Installing Crossover Log (#4) For more information, visit www.desatech.com For more information, visit www.desatech.com 107068... -
Page 16: Lighting Instructions
OPERATING HEATER Manually-Controlled Models Lighting Instructions Variable Control Operation OPERATING HEATER Continued LIGHTING INSTRUCTIONS 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. -
Page 17: To Turn Off Gas To Appliance
OPERATING HEATER Continued TO TURN OFF GAS TO APPLIANCE Shutting Off Heater Press in and turn control knob clockwise HIGH position. Turn control knob clockwise Clockwise Press in control knob and turn clockwise OFF position. Shutting Off Burners Only (pilot stays lit) Turn control knob clockwise Clockwise Press in and turn control knob clockwise... - Page 18 OPERATING HEATER Thermostatically-Controlled Models Lighting Instructions (Cont.) To Turn Off Gas To Appliance Thermostat Control Operation Manual Lighting Procedure OPERATING HEATER Continued Turn control knob counterclockwise position. Press in control knob for five (5) seconds (see Fig- ure 27). Note: You may be running this heater for the first time after hooking up to gas supply.
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Page 19: Inspecting Burners
INSPECTING BURNERS Check pilot flame pattern and burner flame patterns often. PILOT FLAME PATTERN Figure 29 shows a correct pilot flame pattern. Figure 30 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will cause the thermocouple to cool. -
Page 20: Technical Service
You may have further questions about installation, operation, or troubleshooting. If so, contact DESA International’s Technical Service Department at 1-866-672-6040. You can also visit DESA International’s technical service web site at www.desatech.com. SERVICE HINTS When Gas Pressure Is Too Low •... -
Page 21: Troubleshooting
TROUBLESHOOTING Note: For additional help, visit DESA International’s technical service web site at www.desatech.com. Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM When ignitor button is pressed, there is no spark at ODS/pilot When ignitor button is pressed, there is... - Page 22 TROUBLESHOOTING TROUBLESHOOTING Continued OBSERVED PROBLEM Burner does light after ODS/pilot is lit Delayed ignition of burner Burner backfiring during combustion Slight smoke or odor during initial operation Moisture/condensation noticed on windows Heater produces a whistling noise when burner is lit White powder residue forming within burner box or on adjacent walls or furniture For more information, visit www.desatech.com...
- Page 23 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. Follow the gas supplier’s instructions.
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Page 24: Optional Positioning Of Thermostat Sensing Bulb
OPTIONAL POSITIONING OF THERMOSTAT SENSING BULB OPTIONAL POSITIONING OF THERMOSTAT 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 before the log set comes back on, you may want to reposition the thermostat sensing bulb. -
Page 25: Specifications
SPECIFICATIONS 18" Model (CGS2718P) Btu (Variable) 16,000/27,000 Type Gas Propane/LP Only Ignition Piezo Manifold Pressure 8.0" W.C. Inlet Gas Pressure (in. of water) Maximum 14" Minimum* 11" Shipping Weight 27 lbs. * For the purpose of input adjustment 18" Model (CGS2718N) Btu (Variable) 16,000/27,000... -
Page 26: Illustrated Parts Breakdown And Parts List
ILLUSTRATED PARTS BREAKDOWN Models CGS2718N, CGS2718P, CGS3124N and CGS3124P ILLUSTRATED PARTS BREAKDOWN Variable Manually-Controlled Winchester Oak Models CGS2718N, CGS2718P CGS3124N, CGS3124P For more information, visit www.desatech.com For more information, visit www.desatech.com Natural Gas Pilot Shown 107068... -
Page 27: Parts List
PARTS LIST Variable Manually-Controlled Winchester Oak Models This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 20 of this manual. CGS2718N CGS2718P 103729-02 103729-02 103730-02 103730-02 103731-02 103731-02 102775-02CK 102775-02CK 102844-01... - Page 28 ILLUSTRATED PARTS BREAKDOWN Models CLD3018NA and CLD3018PA ILLUSTRATED PARTS BREAKDOWN Variable Manually-Controlled Royal English Oak Model CLD3018NA CLD3018PA For more information, visit www.desatech.com For more information, visit www.desatech.com Natural Gas Pilot Shown 107068...
- Page 29 PARTS LIST Variable Manually-Controlled Royal English Oak Model This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 20 of this manual. CLD3018NA 104933-02 104934-02 104932-02 104935-02 102844-02 102966-02 098867-14 102798-01 102779-03...
- Page 30 ILLUSTRATED PARTS BREAKDOWN Models CLD3924NTA and CLD3924PTA ILLUSTRATED PARTS BREAKDOWN Thermostatically-Controlled Royal English Oak Model CLD3924NTA CLD3924PTA For more information, visit www.desatech.com For more information, visit www.desatech.com Natural Gas Pilot Shown 107068...
- Page 31 PARTS LIST Thermostatically-Controlled Royal English Oak Model This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 20 of this manual. CLD3924NTA 109072-01 109073-01 109074-01 109075-01 102966-01 098867-14 102981-01 102983-01 099056-16 102843-01...
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Page 32: Accessories
Purchase these fireplace accessories from your local dealer. If they can not supply these accessories, either contact your nearest Parts Central or call DESA International’s Sales Department at 1-866-672-6040 for information. You can also write to the address listed on the back page of this manual. -
Page 33: Owner's Registration Form
Address: City: Home Phone: E-Mail: Please answer the following questions to register your product with DESA International: Where will the product be used? Living/Family Room Office/Warehouse If you bought this product yourself, did you plan to purchase this type of product before going into the store? - Page 34 Postage Required 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 For more information, visit www.desatech.com For more information, visit www.desatech.com 107068...
- Page 35 NOTES NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ For more information, visit www.desatech.com For more information, visit www.desatech.com 107068...
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Page 36: Warranty Information
COMFORT GLOW VENT-FREE GAS LOG HEATERS DESA International warrants this product to be free from defects in materials and components for two (2) years from the date of first purchase, provided that the product has been properly installed, operated and maintained in accordance with all applicable instructions. To make a claim under this warranty the Bill of Sale or cancelled check must be presented.