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Desa CGN10L manual

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Table of contents for the manual

  • Page 1

    Save this manual for future reference. BLUE FLAME VENT -FREE NA TURAL GAS HEA TER OWNER’S OPERA TION AND INST ALLA TION MANUAL 10,000 and 6,000 Btu/Hr Manually Controlled Models: CGN10L and CGN6L ® WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury, or loss [...]

  • Page 2

    2 103546 CONTENTS SECTION PAGE Safety Information ......................................................................... 2 Product Identification .................................................................... 4 Local Codes ................................................................................... 4 Unpacking ......................[...]

  • Page 3

    3 103546 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. 2. If you smell gas • shut off gas supply • do not tr[...]

  • Page 4

    4 103546 PRODUCT IDENTIFICA TION Control Knob 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 Z223.1, also known as NFPA 54*. *Available from: American National Standards Institute, Inc. 1430 Broadway New York, NY 10018 National Fire Prote[...]

  • Page 5

    5 103546 FRESH AIR FOR COMBUSTION AND VENTILA TION WARNING ICON G001 W ARNING This heater shall not be installed in a confined space unless provisions 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. Today’s homes are built[...]

  • Page 6

    6 103546 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. Space: Includes the room in which you will install heater plus any adjoining rooms with doorless passageways or[...]

  • Page 7

    7 103546 FRESH AIR FOR COMBUSTION AND VENTILA TION Continued Or Remove Door into Adjoining Room, Option 3 Ventilation Grills Into Adjoining Room, Option 2 12" 12" Ventilation Grills into Adjoining Room, Option 1 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,[...]

  • Page 8

    8 103546 FRESH AIR FOR COMBUSTION AND VENTILA TION Continued Figure 3 - Ventilation Air from Outdoors Outlet Air Ventilated Attic Outlet Air Inlet Air Inlet Air Ventilated Crawl Space To Crawl Space To Attic Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts. You must provide two permanent openings: one withi[...]

  • Page 9

    9 103546 INST ALLING TO W ALL Continued CHECK GAS TYPE Use only natural gas. If your gas supply is not natural, do not install heater. Call dealer where you bought heater for proper type heater. INSTALLATION ITEMS Before installing heater, make sure you have the items listed below: • piping (check local codes) • sealant (resistant to propane/LP[...]

  • Page 10

    10 103546 2. Mark two mounting screw locations on wall (see Figure 5). INSTALLING HEATER TO WALL Marking Screw Locations 1. Determine where you will locate heater. Figure 5 - Mounting Screw Locations Mounting Screw Locations 8 7/8" Minimum To Maintain 6" Clearance From Wall 7 3/4" 20 1/4" Minimum To Maintain 3" Clearance Fr[...]

  • Page 11

    11 103546 Installing Two Mounting Screws Note: Wall anchors and mounting screws are in hardware package. The hardware package is provided with heater. Attaching to wall stud method For attaching mounting screw to wall stud 1. Drill hole at marked location using 9/64" drill bit. 2. Insert mounting screw into wall stud. 3. Tighten screw until 1/[...]

  • Page 12

    12 103546 Placing Heater On Mounting Screws 1. Locate two keyhole slots on back panel of heater (see Figure 9). 2. Place large openings of slots over screwheads. Slide heater down until screws are in small portion of slots. Figure 11 - Installing Bottom Mounting Screw Removing Front Panel Of Heater 1. Remove two screws near bottom corners of front [...]

  • Page 13

    13 103546 CONNECTING T O GAS SUPPL Y NOTICE A qualified service person must connect heater to gas supply. Follow all local codes. IMPORTANT: Check gas line pressure before connecting heater to gas line. Gas line pressure must be no greater than 14 inches of water. If gas line pressure is higher, heater regulator damage could occur. Installation mus[...]

  • Page 14

    14 103546 IMPORTANT: Hold pressure regulator with wrench when connecting it to gas piping and/or fittings. * An A.G.A. design-certified manual shutoff valve with 1/8" NPT tap is an acceptable alternative to test gauge connection. Purchase the optional A.G.A. design-certified manual shutoff valve from your dealer. See Accessory , page 25. Tee J[...]

  • Page 15

    15 103546 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 13). 2. Pressurize supply piping system by either using compressed air or opening main gas[...]

  • Page 16

    16 103546 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. B. BEFORE LIGHTING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and will settle on the floo[...]

  • Page 17

    17 103546 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 12. If you don’t smell gas, go to the next step. 5. Press in control knob and turn counterclockwise C-clockwise to the PILOT position. Keep control knob pressed [...]

  • Page 18

    18 103546 T O TURN OFF GAS TO APPLIANCE Shutting Off Heater 1. Turn control knob clockwise Clockwise to the PILOT position. 2. Press in control knob and turn clockwise Clockwise to the OFF position. Shutting Off Burner Only (pilot stays lit) 1. Turn control knob clockwise Clockwise to the PILOT position. MANUAL LIGHTING PROCEDURE 1. Remove front pa[...]

  • Page 19

    19 103546 1/2 GLASS HEIGHT INCORRECT FLAME PATTERN AT HIGH POSITION NOTICE Do not mistake orange flames with yellow tipping. Dust or other fine particles enter the heater and burn causing brief patches of orange flame. BURNER FLAME PATTERN Figure 19 shows a correct burner flame pattern. Figure 20 shows an incorrect burner flame pattern. The incorre[...]

  • Page 20

    20 103546 CLEANING AND MAINTENANCE TROUBLE- SHOOTING Note: All troubleshooting items are listed in order of operation. ODS/PILOT AND BURNER ORIFICE • 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 wi[...]

  • Page 21

    21 103546 TROUBLE- SHOOTING Continued OBSERVED PROBLEM When ignitor button is pressed, there is spark at ODS/pilot but no ignition ODS/pilot lights but flame goes out when control knob is released POSSIBLE CAUSE 1. Gas supply turned off or manual shutoff valve closed 2. Control knob not in PILOT position 3. Control knob not pressed in while in PILO[...]

  • Page 22

    22 103546 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 operation Heater produces a whistling noise when burner is lit POSSIBLE CAUSE 1. Burner orifice is clogged 2. Bur[...]

  • Page 23

    23 103546 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. Follow the gas supplier’s instructions. • If you canno[...]

  • Page 24

    24 103546 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. CGN6L CGN10L Btu (Variable) 4,400/6,000 5,000/10,000 Type Gas Natural Only Natural Only Ignition Piezo Piezo Pressure Regulator Setting 3" W.C. 3&q[...]

  • Page 25

    25 103546 P ARTS CENTRALS These Parts Centrals are privately owned businesses. They have agreed to support our customer’s needs by providing original replacement parts and accessories. MANUAL SHUTOFF VALVE - GA5010 Manual shutoff valve with 1/8" NPT tap. Baltimore Electric 1348 Dixwell Avenue Hamden, CT 06514 1-800-397-7553 203-248-7553 Part[...]

  • Page 26

    26 103546 HEATER EXPLODED VIEW 10 12 11 1 2 3 4 5 6 7 9 8 10 13 14 15 16 17 18 21 23 24 27 22 26 25 19 20 28 29 CGN10L CGN6L[...]

  • Page 27

    27 103546 P ARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 24 of this manual. PART NUMBER FOR 12-2 12-1 ODS/PILOT CGN6L CGN10L KEY NO. DESCRIPTION QTY. 1 098304-01 098304-01 Screw, #10 x 3/8" 2 2 099467-05 099467-05 Front Panel (Ivory) 1 3 [...]

  • Page 28

    Model Serial No. Date Purchased Always specify model and serial numbers when communicating with the factory. We reserve the right to amend these specifications at any time without notice. The only warranty applicable is our standard written warranty. We make no other warranty, expressed or implied. LIMITED WARRANTY COMFORT GLOW VENT-FREE RESIDENTIA[...]