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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
18" and 24" Thermostatically-
Controlled Models
CLD3018PT, CLD3018NT
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, per-
sonal 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 per-
formed by a qualified installer, service
agency, or the gas supplier.
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. Refer to
this manual for correct installation and op-
erational procedures. For assistance or ad-
ditional information consult a qualified in-
staller, service agency, or the gas supplier.
WARNING: This appliance is for installation
only in a solid-fuel burning masonry or UL127
factory-built fireplace, or in a listed ventless
firebox. It is design-certified for these installa-
tions in accordance with ANSI Z21.11.2.
Exception: Do not install this appliance in a
factory-built fireplace that includes instructions
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 adequate
combustion and ventilation air must be pro-
vided. Refer to Air for Combustion and Ven-
tilation section on page 4 of this manual.
Patent Pending
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Table of Contents
Related Manuals for Desa CLD3018PT
Summary of Contents for Desa CLD3018PT
- Page 1 18" and 24" Variable Manually- Controlled Models CGS2718P, CGS2718N CGS3124P, CGS3124N CLD3018PA, CLD3018NA 18" and 24" Thermostatically- Controlled Models CLD3018PT, CLD3018NT CLD3924PTA, CLD3924NTA Patent Pending (Winchester Oak Model Shown) VARIABLE MANUALLY-CONTROLLED MODELS ALSO DESIGN-CERTIFIED AS VENTED DECORATIVE APPLIANCES WARNING: Improper installation, adjust-...
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Page 2: Table Of Contents
TABLE OF CONTENTS SAFETY INFORMATION TABLE OF CONTENTS SAFETY INFORMATION ............2 SERVICE HINTS ............... 20 PRODUCT IDENTIFICATION ............. 3 REPLACEMENT PARTS ............20 LOCAL CODES ................4 TROUBLESHOOTING .............. 21 UNPACKING ................4 OPTIONAL POSITIONING OF THERMOSTAT SENSING BULB ... 24 PRODUCT FEATURES .............. -
Page 3: Product Identification
SAFETY INFORMATION PRODUCT IDENTIFICATION SAFETY INFORMATION Continued 12. This heater needs fresh, outside air ventilation to run properly. You must operate this heater with a fireplace screen This heater has an Oxygen Depletion Sensing (ODS) safety in place. Make sure fireplace screen is closed before shutoff system. -
Page 4: Local Codes
LOCAL CODES UNPACKING PRODUCT FEATURES AIR FOR COMBUSTION AND VENTILATION Providing Adequate Ventilation LOCAL CODES AIR FOR COMBUSTION AND VENTILATION 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*. - Page 5 AIR FOR COMBUSTION AND VENTILATION Providing Adequate Ventilation (Cont.) Determining Fresh-Air Flow For Heater Location AIR FOR COMBUSTION AND VENTILATION Continued Multiply the space volume by 20 to determine the maximum Btu/Hr the space can support. Unusually tight construction is defined as construction __________ (volume of space) x 20 = (Maximum Btu/Hr the space where: can support)
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Page 6: Installation
AIR FOR COMBUSTION AND VENTILATION Ventilation Air INSTALLATION AIR FOR COMBUSTION AND VENTILATION Continued VENTILATION AIR Ventilated Ventilation Air From Inside Building Outlet Attic This fresh air would come from an adjoining unconfined space. When ventilating to an adjoining unconfined space, you must Outlet provide two permanent openings: one within 12"... - Page 7 INSTALLATION Check Gas Type Installation and Clearances INSTALLATION Continued MINIMUM FIREPLACE WARNING: Seal any fresh air vents or ash clean- CLEARANCE TO out doors located on floor or wall of fireplace. If not, COMBUSTIBLE MATERIALS drafting may cause pilot outage or sooting. Use a heat-resistant sealant.
- Page 8 INSTALLATION Installation and Clearances (Cont.) INSTALLATION Continued NOTICE: Manual control heaters may be used as a Noncombustible Requirements for vented product. If so, you must always run heater with Material Distance (A) Safe Installation chimney flue damper open. If running heater with 12"...
- Page 9 INSTALLATION Mantel Clearances Floor Clearances INSTALLATION Mantel Shelf 10" Underside of Continued 8" Mantel Shelf 6" MANTEL CLEARANCES 1 /2 " In addition to meeting noncombustible material clearances, you All minimum must also meet required clearances between fireplace opening and distances are in inches mantel shelf.
- Page 10 INSTALLATION Installing Damper Clamp Accessory For Vented Operation Installing Heater Base Assembly INSTALLATION Continued INSTALLING DAMPER CLAMP ACCESSORY INSTALLING HEATER BASE ASSEMBLY FOR VENTED OPERATION CAUTION: Do not remove the data plates attached Note: When used as a vented heater, appliance must be installed to the heater base assembly.
- Page 11 INSTALLATION Installing Heater Base Assembly (Cont.) Connecting To Gas Supply INSTALLATION Continued 7. Mark screw locations through holes in mounting brackets (see WARNING: For natural gas units, never connect Figure 12). If installing in a brick-bottom fireplace, mark screw heater to private (non-utility) gas wells. This gas is locations in mortar joint of bricks.
- Page 12 INSTALLATION Connecting To Gas Supply (Cont.) Checking Gas Connections INSTALLATION Continued Installation must include a equipment shutoff valve, union, and CHECKING GAS CONNECTIONS 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). WARNING: Test all gas piping and connections , IMPORTANT: Install equipment shutoff valve in an accessible internal and external to unit, for leaks after installing...
- Page 13 INSTALLATION Checking Gas Connections (Cont.) Installing Logs, Models CGS2718P, CGS2718N, CGS3124P and CGS3124N INSTALLATION Continued Pressure Testing Heater Gas Connections INSTALLING LOGS, MODELS CGS2718P, CGS2718N, CGS3124P AND CGS3124N 1. Open equipment shutoff valve (see Figure 15). 2. Open main gas valve located on or near gas meter for natural gas or open propane/LP supply tank valve.
- Page 14 INSTALLATION Installing Logs, Models CGS2718P, CGS2718N, CGS3124P and CGS3124N (Cont.) Installing Logs, Models CLD3018PA, CLD3018NA, CLD3018PT, CLD3018NT, CLD3924PTA and CLD3924NTA INSTALLATION Continued 2. Locate the notches on the back of the front log (#2). Slide INSTALLING LOGS, MODELS CLD3018PA, these notches over the tabs of the grate base (see Figure 19).
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Page 15: Operating Heater
INSTALLATION Installing Logs, Models CLD3018PA, CLD3018NA, CLD3018PT, CLD3018NT, CLD3924PTA and CLD3924NTA (Cont.) OPERATING HEATER Manually-Controlled Models For Your Safety Read Before Lighting INSTALLATION Continued Locate the notches in the bottom of the front log (#3). Place the front log on the grate fingers. Make sure the notches of the front log line up with the grate fingers (see Figure 23). - Page 16 OPERATING HEATER Manually-Controlled Models Lighting Instructions Variable Control Operation OPERATING HEATER Continued Note: If pilot does not stay lit, contact a qualified service LIGHTING person or gas supplier for repairs. Until repairs are made, INSTRUCTIONS light pilot with match. To light pilot with match, see Manual Lighting Procedure, page 17.
- Page 17 OPERATING HEATER Manually-Controlled Models To Turn Off Gas To Appliance Manual Lighting Procedure OPERATING HEATER Thermostatically-Controlled Models For Your Safety Read Before Lighting Lighting Instructions OPERATING HEATER Continued C. Use only your hand to push in or turn the gas control knob. TO TURN OFF GAS Never use tools.
- 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 5. Turn control knob counterclockwise to the PILOT C-clockwise TO TURN OFF GAS position. Press in control knob for five (5) seconds (see Fig- TO APPLIANCE ure 27).
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Page 19: Inspecting Burners
INSPECTING BURNERS Pilot Flame Pattern Burner Primary Air Holes Main Burner CLEANING AND MAINTENANCE ODS/Pilot And Burner Cleaning Burner Injector Holder and Pilot Air Inlet Hole INSPECTING BURNERS CLEANING AND MAINTENANCE Check pilot flame pattern and burner flame patterns often. PILOT FLAME PATTERN WARNING: Turn off heater and let cool before Figure 29 shows a correct pilot flame pattern. -
Page 20: Technical Service
3 and 4. You can also visit DESA Heating Products’ technical service web Clean the pilot assembly also. A yellow tip on the pilot flame site at www.desatech.com. -
Page 21: Troubleshooting
TROUBLESHOOTING TROUBLESHOOTING Note: For additional help, visit DESA CAUTION: Never use a wire, WARNING: Turn off and un- Heating Products’ technical service web needle, or similar object to clean plug heater and let cool before site at www.desatech.com. ODS/pilot. This can damage ODS/ servicing. - Page 22 TROUBLESHOOTING TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner does light after ODS/pilot is lit 1. Burner orifice clogged 1. Clean burner (see Cleaning and Mainte- nance, page 19) or replace burner orifice 2. Inlet gas pressure is too low 2.
- Page 23 TROUBLESHOOTING 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 Thermostat Screw Capillary 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 Retaining may want to reposition the thermostat sensing bulb. -
Page 25: Specifications
SPECIFICATIONS SPECIFICATIONS 18" Model 18" Model 18" Model 24" Model 24" model (CGS2718P) (CLD3018PA) (CLD3018PT) (CGS3124P) (CLD3924PTA) Btu (Variable) 16,000/27,000 16,000/30,000 18,000/30,000 16,000/31,500 20,000/39,000 Type Gas Propane/LP Only Propane/LP Only Propane/LP Only Propane/LP Only Propane/LP Only Ignition Piezo Piezo Piezo... -
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 Natural Gas Pilot Shown For more information, visit www.desatech.com For more information, visit www.desatech.com 107068-01F... - Page 27 PARTS LIST Models CGS2718N, CGS2718P, CGS3124N and CGS3124P 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. PART NUMBER CGS2718N CGS2718P...
- Page 28 ILLUSTRATED PARTS BREAKDOWN Models CLD3018NA and CLD3018PA ILLUSTRATED PARTS BREAKDOWN Variable Manually-Controlled Royal English Oak Model CLD3018NA CLD3018PA Natural Gas Pilot Shown For more information, visit www.desatech.com For more information, visit www.desatech.com 107068-01F...
- Page 29 PARTS LIST Models CLD3018NA and CLD3018PA 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. PART NUMBER CLD3018NA CLD3018PA DESCRIPTION...
- Page 30 ILLUSTRATED PARTS BREAKDOWN Models CLD3924NTA, CLD3924PTA, CLD3018NT and CLD3018PT ILLUSTRATED PARTS BREAKDOWN Thermostatically-Controlled Royal English Oak Model CLD3924NTA CLD3924PTA CLD3018NT CLD3018PT Natural Gas Pilot Shown For more information, visit www.desatech.com For more information, visit www.desatech.com 107068-01F...
- Page 31 PARTS LIST Models CLD3924NTA, CLD3924PTA, CLD3018NT and CLD3018PT 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.
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Page 32: Accessories
Parts Central agreed to support our customer’s needs by providing original or call DESA Heating Products’ Sales Department at 1-866-672-6040 replacement parts and accessories. for information. You can also write to the address listed on the back page Baltimore Electric Washer Equipment Co. -
Page 33: Owner's Registration Form
First Name: Last Name: Address: City: State: Zip: Country: Home Phone: E-Mail: Please answer the following questions to register your product with DESA Heating Products: 1. Where will the product be used? Living/Family Room Office/Warehouse Utility Shed/Outbuilding Garage Bedroom Bathroom Other If you bought this product yourself, did you plan to purchase this type of product before going into the store? 3. - 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 107068-01F TAPE...
- Page 35 NOTES NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ For more information, visit www.desatech.com For more information, visit www.desatech.com 107068-01F...
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Page 36: Warranty Information
VENT-FREE GAS LOG HEATERS DESA Heating Products 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.