Instruction/ maintenance manual of the product CGD3924NT Desa
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UNVENTED (VENT -FREE) NA TURAL GAS LOG HEA TERS OWNER’S OPERATION AND INSTALLATION MANUAL For more information, visit www.desatech.com For more information, visit www.desatech.com Save this manual for future reference. Save this manual for future reference.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 2 TABLE OF CONTENTS SAFETY INFORMATION SAFETY INFORMA TION WARNINGS IMPORTANT: Read this owner ’ s manual carefully and completely before trying to assemble, operate, or ser- vice this heater.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 3 3 SAFETY INFORMATION PRODUCT IDENTIFICATION UNPACKING 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.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 4 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.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 5 5 AIR FOR COMBUSTION AND VENTILATION Providing Adequate Ventilation (Cont.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 6 AIR FOR COMBUSTION AND VENTILATION Ventilation Air AIR FOR COMBUSTION AND VENTILA TION Continued VENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining unconfined space.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 7 7 INSTALLATION Check Gas Type Installation And Clearances (Vent-Free Operation Only) INST ALLA TION WARNING: A qualified service person must in- stall heater.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 8 Heat Resistant Material (A) Minimum Noncombustible Material Clearances If Not Using Mantel Note: If using a mantel, proceed to If Using Mantel . If not using a mantel, follow the information below.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 9 9 INST ALLA TION Continued MANTEL CLEARANCES In addition to meeting noncombustible material clearances, you must also meet required clearances between fireplace opening and mantel shelf.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 10 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.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 11 11 INST ALLA TION Continued INSTALLATION Installing Heater Base Assembly (Cont.) Connecting To Gas Supply 1. Apply pipe joint sealant lightly to male threads of the fitting to be threaded into gas regulator .
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 12 INSTALLATION Connecting To Gas Supply (Cont.) Checking Gas Connections CAUTION: Avoid damage to regulator. Hold gas regulator with wrench when connecting it to gas piping and/or fittings.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 13 13 3 INSTALLATION Checking Gas Connections (Cont.) Installing Logs INST ALLA TION Continued Pressure Testing Heater Gas Connections 1. Open equipment shutoff valve (see Figure 16, page 12).
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 14 INSTALLATION Installing Logs (Cont.) INST ALLA TION Continued Dual Burner Premium Aged Split Oak.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 15 15 INSTALLATION Installing Logs (Cont.) INST ALLA TION Continued Each log is marked with a number. These numbers will help you identify the log when installing.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 16 Single Burner Seasonal Oak Models WARNING: Failure to position the parts in accor- dance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal injury.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 17 17 OPERATING HEATER (MANUALLY CONTROLLED MODELS) For Your Safety Read Before Lighting Lighting I.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 18 OPERATING HEATER (MANUALLY CONTROLLED MODELS) Lighting Instructions (Cont.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 19 19 OPERATING HEATER (THERMOSTATICALLY-CONTROLLED MODELS) Lighting Instructions LIGHTING INSTRUCTIONS WARNING: • If fireplace has glass doors, never operate this heater with glass doors closed.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 20 OPERATING HEATER (THERMOSTATICALLY-CONTROLLED MODELS) Thermostat Control Operation Manual Lighting Procedure INSPECTING BURNERS CLEANING AND MAINTENANCE OPERA TING HEA TER Continued 1.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 21 21 CLEANING AND MAINTENANCE Cleaning Burner Injector Holder and Pilot Air Inlet Hole (Cont.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 22 TROUBLESHOOTING WARNING: Turn off and un- plug heater and let cool before servicing. Only a qualified ser- vice person should service and repair heater.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 23 23 OBSERVED PROBLEM Burner does light after ODS/pilot is lit Delayed ignition burner Burner back.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 24 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.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 25 25 OPTIONAL POSITIONING OF THERMOSTAT SENSING BULB OPTIONAL POSITIONING OF THERMOST A T SENSING .
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 26 ILLUSTRA TED P ARTS BREAKDOWN Variable Manually-Controlled CGD3018N, CGD3924N CGD3930N, CCL3018N.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 27 27 P ARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 36 of this manual.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 28 ILLUSTRATED PARTS BREAKDOWN CGD3018NT, CGD3924NT, CGD3930NT ILLUSTRA TED P ARTS BREAKDOWN Thermo.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 29 29 PARTS LIST CGD3018NT, CGD3924NT, CGD3930NT P ARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 36 of this manual.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 30 23 23 23 23 10 8 9 13 14 15 4 5 1 2 11 12 19 21 21 24 6 7 3 22 20 25 18 23 17 16 ILLUSTRA TED P .
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 31 31 P ARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 36 of this manual.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 32 ILLUSTRATED PARTS BREAKDOWN CCL3924NT, CCL3930NTA ILLUSTRA TED P ARTS BREAKDOWN Thermostatically.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 33 33 PARTS LIST CCL3924NT, CCL3930NTA P ARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 36 of this manual.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 34 ILLUSTRA TED P ARTS BREAKDOWN Variable Manually-Controlled Seasonal Oak Models CRL2718N, CRL3124.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 35 35 P ARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 36 of this manual.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 36 SER VICE HINTS When Gas Pressure Is Too Low • pilot will not stay lit • burners will have delayed ignition • heater will not produce specified heat You may feel your gas pressure is too low.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 37 37 1. Where will the product be used? ❍ Living/Family Room ❍ Office/W arehouse ❍ Utility Shed/Outbuilding ❍ Garage ❍ Bedroom ❍ Bathroom ❍ Other 2.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 38 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 Postage Required TM T APE T AP.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 39 39 Baltimore Electric 1348 Dixwell Avenue Hamden, CT 06514-0322 1-800-397-7553 203-248-7553 Parts Department Portable Heater Parts 342 N. County Rd.
107123-01E For more information, visit www.desatech.com For more information, visit www.desatech.com 40 LIMITED WARRANTY COMFORT GLOW VENT-FREE NATURAL GAS LOG HEATERS DESA International warrants this.
An important point after buying a device Desa CGD3924NT (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Desa CGD3924NT yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Desa CGD3924NT - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Desa CGD3924NT you will learn all the available features of the product, as well as information on its operation. The information that you get Desa CGD3924NT will certainly help you make a decision on the purchase.
If you already are a holder of Desa CGD3924NT, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Desa CGD3924NT.
However, one of the most important roles played by the user manual is to help in solving problems with Desa CGD3924NT. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Desa CGD3924NT along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
