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INFRARED VENT-FREE NATURAL GAS HEATER
OWNER'S OPERATION AND INSTALLATION MANUAL
CGN10RLA
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.
This appliance may be installed in an aftermarket*, permanently located, manufac-
tured (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.
WARNING: Improper installa-
tion, adjustment, alteration, ser-
vice, or maintenance can cause
injury or property damage. Re-
fer to this manual for correct
installation and operational
procedures. For assistance or
additional information consult
a qualified installer, service
agency, or the gas supplier.
WARNING: This is an unvented
gas-fired heater. It uses air (oxy-
gen) from the room in which it
is installed. Provisions for ad-
equate combustion and venti-
lation air must be provided.
Refer to Air For Combustion
and Ventilation section on page
4 of this manual.
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Table of Contents
Related Manuals for Desa Comfort Glow CGN10RLA
Summary of Contents for Desa Comfort Glow CGN10RLA
- Page 1 INFRARED VENT-FREE NATURAL GAS HEATER OWNER’S OPERATION AND INSTALLATION MANUAL CGN10RLA 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.
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Page 2: Safety Information
WARNING: Do not use any accessory not approved for use with this heater. CGN10RLA Due to high temperatures, the appliance should be located out of traffic and away from furniture and draperies. -
Page 3: Product Identification
PRODUCT IDENTIFICATION Front Panel Figure 1 - Vent-Free Natural Gas Heater 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 ANS Z223.1, also known as NFPA 54*. *Available from: American National Standards Institute, Inc. -
Page 4: Air For Combustion And Ventilation
You must provide ad- equate fresh air for these appliances. This will insure proper venting of vented fuel- burning appliances. CGN10RLA PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code. NFPA 54/ANS Z223.1, Sec- tion 5.3, Air for Combustion and Ventilation. -
Page 5: Determining Fresh-Air Flow For Heater Location
AIR FOR COMBUSTION AND VENTILATION 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 ventilation grills between the rooms. -
Page 6: Ventilation Air
Ventilation for required size of ventilation grills or ducts. IMPORTANT: Do not provide openings for inlet or outlet air into attic if attic has a thermostat-controlled power vent. Heated air entering the attic will activate the power vent. CGN10RLA Ventilation Grills into Adjoining Remove Room,... -
Page 7: Check Gas Type
INSTALLATION NOTICE: This heater is intended for use as supplemental heat. Use this heater along with your pri- mary heating system. Do not in- stall this heater as your primary heat source. If you have a central heating system, you may run system’s circulating blower while using heater. - Page 8 (thickness of penny) is between screwheads and wall (see Figure 8). Figure 6 - Folding Anchor Thin Walls (1/4" to 1/2" thick) Figure 7 - Popping Open Anchor Wings For Thin Walls CGN10RLA Thin or Thick Wall (thick wall shown) 1/16" Space...
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Page 9: Connecting To Gas Supply
INSTALLATION Continued CONNECTING TO GAS SUPPLY WARNING: This appliance re- quires a 3/8" NPT (National Pipe Thread) inlet connection to the pressure regulator. WARNING: A qualified ser- vice person must connect heater to gas supply. Follow all local codes. WARNING: Never connect heater to private (non-utility) gas wells. -
Page 10: Checking Gas Connections
2. Pressurize supply piping system by either using compressed air or open- ing main gas valve located on or near gas meter. CGN10RLA 3. Check all joints from gas meter to equipment shutoff valve (see Figure 14). Apply mixture of liquid soap and water to gas joints. - Page 11 OPERATING HEATER Continued LIGHTING INSTRUCTIONS 1. STOP! Read the safety information page 10, column 3. 2. Make sure equipment shutoff valve is fully open. 3. Turn control knob clockwise to the OFF position. 4. Wait five (5) minutes to clear out any gas.
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Page 12: Inspecting Burner
Figure 21 • turn heater off (see To Turn Off Gas to Appliance, page 11) • see Troubleshooting, pages 13 through 15 CGN10RLA Figure 20 - Correct Burner Flame Pattern Figure 21 - Incorrect Burner Flame Pattern CLEANING AND... -
Page 13: Troubleshooting
TROUBLESHOOTING Note: For additional help, visit DESA International’s technical service web site at www.desatech.com. Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM When ignitor button is pressed and control knob is pressed in and turned to the PILOT... - Page 14 Heater produces a clicking/ticking noise just after burner is lit or shut off White powder residue forming within burner box or on adjacent walls or furniture CGN10RLA POSSIBLE CAUSE 1. Burner orifice(s) is clogged 2. Burner orifice(s) diameter is too small 3.
- Page 15 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 16: Specifications
Purchase this heater accessory from your local dealer. If they cannot supply this ac- cessory, either contact your nearest Parts Central (see page 17) or call DESA International’s Parts Department at 1-800- 972-7879 for referral information. You can also write to the address listed on the back page of this manual. -
Page 17: Parts Centrals
PARTS CENTRALS These Parts Centrals are privately owned businesses. They have agreed to support our customer’s needs by providing original replacement parts and accessories. 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. 400 East Valparaiso, IN 46383-9704 All States 219-462-7441... - Page 18 NATURAL GAS HEATER ILLUSTRATED PARTS BREAKDOWN CGN10RLA ODS/PILOT CGN10RLA 104276...
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Page 19: Parts List
PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 16 of this manual. CGN10RLA PART NUMBER 098304-01 099467-07 099318-03 101108-01 099469-02 M15823-37 503329 098514-01 098594-01 099884-02... -
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.