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BLUE FLAME VENT-FREE NATURAL GAS HEATER
OWNER'S OPERATION AND INSTALLATION MANUAL
CGN10LA
and
CGN6LA
10,000 and 6,000 Btu/Hr
Manually-Controlled
Models
WARNING: If the information in this manual
is not followed exactly, a fire or explosion
may result causing property damage, per-
sonal 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 per-
formed by a qualified installer, service
agency, or the gas supplier.
This appliance may be installed in an aftermarket*, permanently located, manu-
factured (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 instal-
lation, adjustment, alteration,
service, or maintenance can
cause injury or property dam-
age. Refer to this manual for
correct installation and op-
erational procedures. For as-
sistance or additional infor-
mation consult a qualified in-
staller, service agency, or the
gas supplier.
WARNING:
This
unvented gas-fired heater. It
uses air (oxygen) from the
room in which it is installed.
Provisions for adequate com-
bustion and ventilation air
must be provided. Refer to Air
For Combustion and Ventila-
tion on page 4 of this manual.
is
an
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Table of Contents
Related Manuals for Comfort Glow CGN10LA
Summary of Contents for Comfort Glow CGN10LA
- Page 1 BLUE FLAME VENT-FREE NATURAL GAS HEATER OWNER’S OPERATION AND INSTALLATION MANUAL CGN10LA CGN6LA 10,000 and 6,000 Btu/Hr Manually-Controlled Models WARNING: Improper instal- WARNING: If the information in this manual lation, adjustment, alteration, is not followed exactly, a fire or explosion...
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Page 2: Safety Information
VENT-FREE NATURAL GAS HEATER SAFETY Heater model CGN10LA shall not be Due to high temperatures, the installed in a bathroom. appliance should be located out INFORMATION 4. This heater needs fresh, outside air ven- of traffic and away from furniture tilation to run properly. -
Page 3: Product Identification
Panel Heater Front Cabinet Panel Figure 1 - Vent-Free Natural Gas Heater (Model CGN10LA Shown) LOCAL CODES UNPACKING Install and use heater with care. Follow all 1. Remove heater from carton. local codes. In the absence of local codes, use 2. -
Page 4: Air For Combustion And Ventilation
VENT-FREE NATURAL GAS HEATER AIR FOR PROVIDING ADEQUATE Confined and Unconfined Space VENTILATION COMBUSTION AND The National Fuel Gas Code ANS Z223.1 defines a confined space as a space whose The following are excerpts from National VENTILATION volume is less than 50 cubic feet per 1,000 Fuel Gas Code. - Page 5 OWNER’S MANUAL 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 VENT-FREE NATURAL GAS HEATER AIR FOR COMBUSTION AND 12" VENTILATION Continued VENTILATION AIR Ventilation Grills Ventilation Air From Inside Into Adjoining Room, Ventilation Building Option 2 Grills into Adjoining This fresh air would come from an adjoining Remove Room, Door into unconfined space.
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Page 7: Check Gas Type
From house. In the event of a power Sides Of heater Heater outage, you can use this heater • in a bathroom (Model CGN10LA as your primary heat source. only. CGN6LA is allowed in Right bathroom. Check local codes.) Side Left •... - Page 8 VENT-FREE NATURAL GAS HEATER INSTALLATION Thin or Installing Bottom Mounting Thick Wall Screw Continued (thick wall Locate bottom mounting hole. This shown) hole is near bottom on back panel of Installing Two Mounting Screws 1/16" heater (see Figure 11). Note: Wall anchors and mounting screws Space Mark screw location on wall.
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Page 9: Connecting To Gas Supply
OWNER’S MANUAL INSTALLATION Installation must include equipment shutoff CAUTION: Use pipe joint seal- valve, ground joint union, and plugged 1/8" Continued ant that is resistant to liquid pe- NPT tap. Locate NPT tap within reach for test troleum (LP) gas. gauge hook up. -
Page 10: Checking Gas Connections
VENT-FREE NATURAL GAS HEATER INSTALLATION Pressure Testing Heater Gas OPERATING Connections Continued HEATER 1. Open equipment shutoff valve (see Fig- CHECKING GAS ure 13). FOR YOUR SAFETY CONNECTIONS 2. Open main gas valve located on or near READ BEFORE gas meter. LIGHTING WARNING: Test all gas pip- 3. -
Page 11: Inspecting Burner
OWNER’S MANUAL MANUAL LIGHTING OPERATING Turn control knob counterclockwise to the HIGH position. The PROCEDURE HEATER main burner should light. Set control Remove front panel (see Figure 10, knob to any heat level between HIGH Continued page 8). and LOW. To turn control knob from LIGHTING Follow steps 1 through 5 under Light- HIGH to a lower setting, press in the... -
Page 12: Cleaning And Maintenance
1/2 GLASS HEIGHT If you don't follow directions on the can, you could damage the pilot assembly. (Model CGN10LA shown. Model CGN6LA will be lower due to lower input rating) 1. Shut off the unit, including the pilot. Allow the unit to cool for at least thirty Figure 19 - Correct Burner Flame Pattern minutes. -
Page 13: Troubleshooting
OWNER’S MANUAL TROUBLESHOOTING WARNING: Turn off heater CAUTION: Never use a wire, and let cool before servicing. Only needle, or similar object to clean Note: For additional help, visit DESA a qualified service person should ODS/pilot. This can damage ODS/ International’s technical service web site service and repair heater. - Page 14 VENT-FREE NATURAL GAS HEATER TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner does not light after ODS/pilot is lit 1. Burner orifice is clogged 1. Clean burner orifice (see Cleaning and Maintenance, page 12) or replace burner orifice 2. Burner orifice diameter is too small 2.
- Page 15 OWNER’S MANUAL 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
VENT-FREE NATURAL GAS HEATER SPECIFICATIONS REPLACEMENT PARTS CGN6LA CGN10LA Btu (Variable) 4,400/6,000 5,000/10,000 Note: Use only original replacement parts. Type Gas Natural Only Natural Only This will protect your warranty coverage for Ignition Piezo Piezo parts replaced under warranty. Pressure Regulator Setting 3"... -
Page 17: Parts Centrals
OWNER’S MANUAL 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. Washer Equipment Co. Baltimore Electric Dayton Hardware 1715 Main Street 1348 Dixwell Avenue P.O. Box 275 Kansas City, MO 64108-2195 Hamden, CT 06514-0322 North Dayton Station... -
Page 18: Illustrated Parts List
VENT-FREE NATURAL GAS HEATER ILLUSTRATED PARTS LIST CGN10LA CGN6LA 12-1 12-2 104269... -
Page 19: Parts List
OWNER’S MANUAL 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. CGN10LA CGN6LA PART NUMBER FOR DESCRIPTION QTY. CGN6LA CGN10LA 098304-01 098304-01 Screw, #10 x 3/8"... -
Page 20: Warranty Information
We make no other warranty, expressed or implied. LIMITED WARRANTY 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.