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BLUE FLAME VENT-FREE NATURAL GAS
OWNER'S OPERATION AND INSTALLATION MANUAL
®
MODELS: CGN10A AND CGN6
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.
—
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.
WARNING: This is an unvented gas-fired heater. It uses air (oxygen) from the room in which it is
installed. Provisions for adequate combustion must be provided. Refer to page 3 of this manual.
This appliance may be installed in an aftermarket* manufactured (mobile) home, where not
prohibited by state or local codes.
* Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer
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.
HEATER
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Related Manuals for Desa Comfort Glow CGN10A
Summary of Contents for Desa Comfort Glow CGN10A
- Page 1 BLUE FLAME VENT-FREE NATURAL GAS OWNER’S OPERATION AND INSTALLATION MANUAL ® MODELS: CGN10A AND CGN6 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.
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Page 2: Safety Information
Follow the gas supplier’s instructions • if you cannot reach your gas supplier, call the fire department 3. Heater model CGN10A shall not be installed in a bathroom. 4. Never install the heater • in a recreational vehicle •... -
Page 3: Product Identification
IDENTIFICATION Ignitor Button Front Panel Figure 1 - Vent-Free Natural Gas Heater (Model CGN10A Shown) 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... - Page 4 (4.8 m3 per kw) of the aggregate input rating of all appliances installed in that space. Rooms communicating directly with the space in which the appliances are in- CGN10A AND CGN6 stalled*, through openings not furnished with doors, are considered a part of the unconfined space.
- Page 5 FRESH 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 pro- vide two permanent openings: one within 12"...
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Page 6: Installing To Wall
CGN10A AND CGN6 WARNING: Never install the heater • in a bathroom (Model CGN10A - Input 10,000 Btu’s) • in a recreational vehicle • where curtains, furniture, clothing, or other flammable objects are less than 36 inches... - Page 7 INSTALLING TO WALL Continued Installing Two Mounting Screws Note: Wall anchors and mounting screws are in hardware package. The hardware pack- age 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.
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Page 8: Connecting To Gas Supply
This keeps them from going into heater controls. If sediment trap is not installed or is installed wrong, heater may not run properly. CGN10A AND CGN6 IMPORTANT: Hold pressure regulator with wrench when connecting it to gas piping and/ or fittings. 3/8" NPT... -
Page 9: Checking Gas Connections
CHECKING GAS CONNECTIONS WARNING: Test all gas pip- ing and connections for leaks after installing or servicing. Cor- rect all leaks at once. WARNING: Never use an open flame to check for a leak. Apply a mixture of liquid soap and water to all joints. - Page 10 Until repairs are made, light pilot with match. To light pilot with match, see Manual Lighting Procedure. CGN10A AND CGN6 7. Keep control knob pressed in for 30 seconds after lighting pilot. After 30 seconds, release control knob.
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Page 11: Inspecting Burner
CABINET 1/2 GLASS HEIGHT Air Passageways (Model • Use a vacuum cleaner or pressurized CGN10A) air to clean. Exterior • Use a soft cloth dampened with a mild soap and water mixture. Wipe the cabinet to remove dust. Yellow... -
Page 12: Troubleshooting
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 CGN10A AND CGN6 WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater. - Page 13 TROUBLESHOOTING 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 101870 OWNER’S MANUAL POSSIBLE CAUSE...
- Page 14 Gas odor even when control knob is in OFF position Gas odor during combustion Moisture/condensation noticed on windows CGN10A AND CGN6 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.
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Page 15: Specifications
If they cannot sup- ply original replacement part(s), call DESA International’s Technical Service Depart- ment at 1-800-323-5190 for referral infor- mation. When contacting your dealer or DESA In- ternational, have ready: • your name • your address • model number of your heater •... -
Page 16: Illustrated Parts List
CGN10A AND CGN6 NATURAL GAS HEATER ILLUSTRATED PARTS LIST HEATER EXPLODED VIEW 12-1 12-2 ODS/PILOT 101870... -
Page 17: Parts List
This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 15 of this manual. 12-1 098514-01 12-2 098594-01 101870 PART NUMBER FOR CGN6 CGN10A DESCRIPTION 098304-01 098304-01 Screw, #10 x 3/8" 099467-02 099467-02... -
Page 18: Parts Centrals
Products Freehold, NJ 07728 1115 Stateline Road 908-780-9340 Niles, MI 49120 1-800-922-0724 616-684-2697 1-800-268-4983 Parts Only CGN10A AND CGN6 Dayton Hardware P.O. Box 275 North Dayton Station Dayton, OH 45404 All States 513-258-3721 OH 1-800-762-3426 Halco Enterprises 208 Carter Drive, Unit 21... - Page 19 OWNER’S MANUAL NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ 101870...
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Page 20: Warranty Information
COMFORT GLOW VENT-FREE RESIDENTIAL 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.