Benutzeranleitung / Produktwartung CGN20T des Produzenten Desa Tech
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Save this manual for future reference. BLUE FLAME VENT -FREE NA TURAL GAS HEA TER OWNER’S OPERA TION AND INST ALLA TION MANUAL WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury, or loss of life.
2 103873 CONTENTS SECTION PAGE SAFETY INFORMA TION WARNING ICON G 001 W ARNINGS IMPORTANT: Read this owner’s manual carefully and completely be- fore trying to assemble, operate, or service this heater. Improper use of this heater can cause serious injury or death from burns, fire, explosion, electrical shock, and carbon monoxide poisoning.
3 103873 SAFETY INFORMA TION Continued WARNING ICON G 001 W ARNINGS Continued WARNING: Any change to this heater or its controls can be dangerous. 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.
4 103873 PRODUCT IDENTIFICA TION 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, also known as NFPA 54*. *Available from: American National Standards Institute, Inc.
5 103873 FRESH AIR FOR COMBUSTION AND VENTILA TION WARNING ICON G 001 W ARNING This heater shall not be installed in a confined space unless provi- sions are provided for adequate combustion and ventilation air. Read the following instructions to insure proper fresh air for this and other fuel-burning appliances in your home.
6 103873 FRESH AIR FOR COMBUSTION AND VENTILA TION Continued DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this worksheet to determine if you have a confined or unconfined space.
7 103873 FRESH AIR FOR COMBUSTION AND VENTILA TION Continued WARNING ICON G 001 W ARNING If the area in which the heater may be operated is smaller than that defined as an unconfined space, provide adequate combustion and ventilation air by one of the methods described in the National Fuel Gas Code, ANSI Z223.
8 103873 FRESH AIR FOR COMBUSTION AND VENTILA TION Continued Figure 3 - Ventilation Air from Outdoors Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts. You must provide two permanent openings: one within 12" of the ceiling and one within 12" of the floor.
9 103873 INST ALLING T O W ALL NOTICE A qualified service person must install heater. Follow all local codes. CHECK GAS TYPE Use only natural gas. If your gas supply is not natural gas, do not install heater. Call dealer where you bought heater for proper type heater.
10 103873 For convenience and efficiency, install heater • where there is easy access for operation, inspection, and service • in coldest part of room An optional fan kit is available from your dealer. See Accessories , page 30. If plan- ning to use fan, locate heater near an electrical outlet.
11 103873 INSTALLING HEATER TO WALL Mounting Bracket The mounting bracket is located on back panel of heater. It has been taped there for shipping. Remove mounting bracket from back panel.
12 103873 Marking Screw Locations 1. Tape mounting bracket to wall where heater will be located. Make sure mounting bracket is level. 30,000 Btu/Hr Model 20,000 Btu/Hr Models 2. Mark screw locations on wall (see Figure 8). Note: Only mark last hole on each end of mounting bracket.
13 103873 4. For thin walls (1/2" or less), insert red key into wall anchor. Push red key to “pop” open anchor wings. IMPORTANT: Do not hammer key! For thick walls (over 1/2" thick) or solid walls, do not pop open wings. Figure 10 - Popping Open Anchor Wings For Thin Walls 5.
14 103873 CONNECTING T O GAS SUPPL Y NOTICE A qualified service person must connect heater to gas supply. Fol- low all local codes. Typical Inlet Pipe Diameters 20,000 Btu/Hr Models 3/8" or greater 30,000 Btu/Hr Model 1/2" or greater Installation must include a manual shutoff valve, union, and plugged 1/8" NPT tap.
15 103873 IMPORTANT: Hold pressure regulator with wrench when connecting it to gas piping and/ or fittings. Pressure Regulator Tee Joint Reducer Bushing to 1/8" NPT 1/8" NPT Plug Tap Test Gauge Connection * Tee Joint Pipe Nipple Cap 3/8" NPT Pipe Nipple Figure 13 - Gas Connection * An A.
16 103873 ON POSITION OFF POSITION 4. Check all joints of gas supply piping system. Apply mixture of liquid soap and water to gas joints. Bubbles forming show a leak. 5. Correct all leaks at once. Test Pressures Equal To or Less Than 1/2 PSIG 1. Close manual shutoff valve (see Figure 14).
17 103873 OPERA TING HEA TER FOR YOUR SAFETY READ BEFORE LIGHTING A. This appliance has a pilot which must be lighted by hand. When lighting the pilot, follow these instructions exactly.
18 103873 4. Wait five (5) minutes to clear out any gas. Then smell for gas, including near the floor. If you smell gas, STOP! Follow “B” in the safety information at the top of page 17. If you don’t smell gas, go to the next step. 5. Turn control knob counterclockwise C-clockwise to the PILOT position.
19 103873 T O TURN OFF GAS TO APPLIANCE OPERA TING HEA TER Shutting Off Heater 1. Turn control knob clockwise Clockwise to the OFF position. 2. Turn off all electric power to the appliance if service is to be performed. Shutting Off Burner Only (pilot stays lit) 1.
20 103873 INSPECTING BURNER Check pilot flame pattern and burner flame pattern often. PILOT FLAME PATTERN Figure 18 shows a correct pilot flame pattern. Figure 19 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple.
21 103873 1/2 GLASS HEIGHT INCORRECT FLAME PATTERN AT HIGH POSITION NOTICE Do not mistake orange flames with yellow tipping. Dirt or other fine particles enter the heater and burn causing brief patches of orange flame.
22 103873 CLEANING AND MAINTENANCE ODS/PILOT AND BURNER • Use a vacuum cleaner, pressurized air, or small, soft bristled brush to clean. CABINET Air Passageways • Use a vacuum cleaner or pressurized air to clean. Exterior • Use a soft cloth dampened with a mild soap and water mixture.
23 103873 REMEDY 1. Turn on gas supply or open manual shutoff valve 2. Turn control knob to PILOT position 3. Press in control knob while in PILOT position 4. Continue holding down control knob. Repeat igniting operation until air is removed 5. Clean ODS/pilot (see Cleaning and Mainte- nance , page 22) or replace ODS/pilot assembly 6.
24 103873 TROUBLE- SHOOTING Continued OBSERVED PROBLEM Burner does not light after ODS/pilot is lit Delayed ignition of burner Burner backfiring during combustion Yellow flame during burner combustion Slight smoke or odor during initial opera- tion Heater produces a whistling noise when burner is lit REMEDY 1.
25 103873 TROUBLE- SHOOTING Continued WARNING ICON G 001 W ARNING 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.
26 103873 TECHNICAL SER VICE You may have further questions about installation, operation, or troubleshooting. If so, contact DESA International’s Technical Service Department at 1-800-323-5190.
27 103873 Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty. Parts Under Warranty Contact authorized dealers of this product.
28 103873 12 ODS/Pilot Assembly 12-1 12-2 1 2 3 4 5 6 7 8 9 10 10 11 12 13 14 15 17 19 20 21 22 23 24 16 25 26 18 CGN20T CGN20TL CGN30T CGN30TL.
29 103873 P ARTS LIST 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 FOR KEY CGN20T/CGN20TL CGN30T/CGN30TL NO. 20,000 Btu/Hr 30,000 Btu/Hr DESCRIPTION QTY.
30 103873 ACCESSORIES Purchase these heater accessories from your local dealer. If they can not supply these accessories, either contact your nearest Parts Central (see page 27) or call DESA International’s Parts Department at 1-800-972-7879 for referral information.
31 103873 NOTES ___________________________________________________________________ ___________________________________________________________________ ________________________________________________.
LIMITED WARRANTY COMFORT GLOW VENT-FREE NATURAL GAS 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.
Ein wichtiger Punkt beim Kauf des Geräts Desa Tech CGN20T (oder sogar vor seinem Kauf) ist das durchlesen seiner Bedienungsanleitung. Dies sollten wir wegen ein paar einfacher Gründe machen:
Wenn Sie Desa Tech CGN20T noch nicht gekauft haben, ist jetzt ein guter Moment, um sich mit den grundliegenden Daten des Produkts bekannt zu machen. Schauen Sie zuerst die ersten Seiten der Anleitung durch, die Sie oben finden. Dort finden Sie die wichtigsten technischen Daten für Desa Tech CGN20T - auf diese Weise prüfen Sie, ob das Gerät Ihren Wünschen entspricht. Wenn Sie tiefer in die Benutzeranleitung von Desa Tech CGN20T reinschauen, lernen Sie alle zugänglichen Produktfunktionen kennen, sowie erhalten Informationen über die Nutzung. Die Informationen, die Sie über Desa Tech CGN20T erhalten, werden Ihnen bestimmt bei der Kaufentscheidung helfen.
Wenn Sie aber schon Desa Tech CGN20T besitzen, und noch keine Gelegenheit dazu hatten, die Bedienungsanleitung zu lesen, sollten Sie es aufgrund der oben beschriebenen Gründe machen. Sie erfahren dann, ob Sie die zugänglichen Funktionen richtig genutzt haben, aber auch, ob Sie keine Fehler begangen haben, die den Nutzungszeitraum von Desa Tech CGN20T verkürzen könnten.
Jedoch ist die eine der wichtigsten Rollen, die eine Bedienungsanleitung für den Nutzer spielt, die Hilfe bei der Lösung von Problemen mit Desa Tech CGN20T. Sie finden dort fast immer Troubleshooting, also die am häufigsten auftauchenden Störungen und Mängel bei Desa Tech CGN20T gemeinsam mit Hinweisen bezüglich der Arten ihrer Lösung. Sogar wenn es Ihnen nicht gelingen sollte das Problem alleine zu bewältigen, die Anleitung zeigt Ihnen die weitere Vorgehensweise – den Kontakt zur Kundenberatung oder dem naheliegenden Service.
